Races in United States

Run for Thorncroft & 1-Mile Move-As-You-Please

9th Annual 5K Trail Run and One-Mile Move-As-You-Please for Thorncroft. Save the Date: Thursday, September 3, 2026 Time: 6:00 p.m.

Front Range Ultra Dayze

Front Range Ultra Dayze is a ultra trail race held in Loveland, CO. The event takes place in September 2026.

Dark Divide Trail Races

Dark Divide Trail Races is a 161 km ultramarathon trail race held in Randle, WA. The event takes place in September 2026.

Freedom Ultra Festival

Freedom Ultra Festival is a 322 km ultramarathon trail race held in Bonney Lake, WA. The event takes place in September 2026.

Bear Country Night Trek

Bear Country Night Trek is a 10 km trail race held in Waco, TX. The event takes place in September 2026.

The Blood Run

The Blood Run is a trail race held in Lennox, SD. The event takes place in September 2026.

Dusk to Dawn Relay + Ultra 2026

The course is a beautiful, flat 2-mile loop on the Bonneville Salt Flats - the fastest speedway on earth - on which you (Ultra) or your relay team of 4, 6, or 8 will see how many miles you can run. You will run directly on the salt overnight under the stars, from sunset to sunrise.

GristMill Grind

GristMill Grind is a 10 km trail race held in Franklin Grove, IL. The event takes place in September 2026.

Last Man Standing Ultramarathon

Last Man Standing Ultramarathon is a backyard ultra race held on the pristine, wooded trails of Pineland Farms in New Gloucester, Maine. The course is a 4.2 mile loop with double track and some moderate elevation gain.

Cirque Series - Arapahoe Basin, CO

Cirque Series - Arapahoe Basin, CO is a trail race held in Keystone, CO. 9.4 miles featuring 2,211' ft vert.

Smallfoot Mountain Weekend

Smallfoot Mountain Weekend is a trail race held in Lock Haven, PA. In our 8th year of this annual event, ReVibe Outdoors is thrilled to now offer a full weekend of activities with 2 back to back outdoor events free of charge for kids in the heart of the PA Wilds.

Jump Off Joe Marathon

Jump Off Joe Marathon is a 10 km trail race held in Kennewick, WA. The event takes place in September 2026.

Cedar Bend Endurance Event

Cedar Bend Endurance Event is a trail race held in Waverly, IA. The event takes place in September 2026.

Cherry Hill Farm Ultra

Saturday, Sep 5, 2026 @ 7:00 AM Cherry Hill Farm Ultra Main St Gorham, ME • 50K, 25K, 10K Trail Race Cherry Hill Farm Ultra 50k and 25k Follow us on Instagram at @cherryhillfarmultra The Cherry Hill. A physical and mental test, but the course is flat and non technical.

Sidewinder

Sidewinder is a trail race held in Coraopolis, PA. Choose your distance: Half Marathon (hikers welcome), 20 Mile (hikers welcome), or the full 50K and expect a well-marked route, solid aid, and a welcoming first-year vibe.

Temptation 200 Ultras

Temptation 200 Ultras is a 200 km ultramarathon trail race held in Forest City, IL. The event takes place in September 2026.

Booneville Backroads Ultra

Booneville Backroads Ultra is a 100 km ultramarathon trail race held in Booneville, IA. The event takes place in September 2026.

Camp Bethel PEP! 5K Run/Walk

Camp Bethel PEP! 5K Run/Walk is a 5K trail race held in Fincastle, VA. This 5K race covers some of the many trails, fields, and forests on the 470 acres of Camp Bethel, making it ideal for runners who wear spikes.

Wildcat Ultras

Wildcat Ultras is a 100 km ultramarathon trail race held in Pensacola, FL. The event takes place in September 2026.

Run for The Hills

Join in the 5th Annual Run for the Hills 5K event at the Oswegatchie Hills Nature Preserve in Niantic, CT. Come for an amazing trail run by Clark Pond and through beautiful scenery around the perimeter of the preserve.

Panther Creek Challenge

Panther Creek Challenge Half Marathon, 10K and Kids Trail Mile TIME & PLACE: Half Marathon and 10K races start at 9:00 am. Starts/finishes at The Overlook pavilion of Panther Creek State Park off US Highway 11E North in Morristown.

Leave No Trace

NEW for 2026: 15k & 5k The Spirit of Marnoc (Love of the Outdoors) is said to dwell in the woods of the high plateau at Camp Manatoc. This race's unique, mostly single-track course is open for public use only during WRR events.

Laps For Love Backyard Ultra

Laps For Love Backyard Ultra is a ultra trail race held in Wichita, KS. The event takes place in September 2026.

Noble Canyon 50K/15K

Noble Canyon 50K/15K is a 50 km ultra trail race held in Pine Valley, CA. The event takes place in September 2026.

Oli Kai 3, 6, & 9 Hour

Oli Kai 3, 6, & 9 Hour is a trail race held in Chattanooga, TN. The event takes place in September 2026.

Six-O Trail Run

Six-O Trail Run is a 50 km ultra trail race held in Cleburne, TX. The event takes place in September 2026.

Ravine Trail Run 5k / 10K

The Ravine Trail Run takes place on cross-country ski trails with several hills, making it moderately challenging. The trail is a 3.2-mile loop, wide enough for passing and walking, featuring hills, valleys, shaded tree areas, and sunny prairie sections.

Creede Mountain Run

Creede Mountain Run is a 50 km ultra trail race held in Creede, CO. The event takes place in September 2026.

Tuscazoar Endurance Race

Tuscazoar Endurance Race is a 161 km ultramarathon trail race held in Dover, OH. The event takes place in September 2026.

STRC Trailfest at Sugar Hill

STRC Trailfest at Sugar Hill is a trail race held in Watkins Glen, NY. The event takes place in September 2026.

Prairie Dog Trail Run

This is the inaugural trail race with two distance options: 5K and 10K. The course will take you through restored prairies, woodlands, young and mature oak savannas, pine woods, and Wisconsin's terminal moraine.

Bull of the Woods Trail Races

Bull of the Woods Trail Races is a trail race held in Taos Ski Valley, NM. In 2026, we are excited to host two different half marathons, one full marathon, and NEW THIS YEAR a 10K course.

Hill Country Triple Trail Run

Saturday-Monday, September 5th-7th, 2026. Located in the beautiful Texas Hill Country, Camp Buckner is a premier Christian camp and event destination—where you can enjoy all the fun of camp while supporting vulnerable children, families, and .

Payette Lake Run

Payette Lake Run is a 30 km trail race held in McCall, ID. The event takes place in September 2026.

Wilcox Wild

Wilcox Wild is a 50 km ultra trail race held in Stony Creek, NY. The event takes place in September 2026.

Midnight Sun Endurance Festival

TOUGHEST ALIVE Presents: THE MIDNIGHT SUN ENDURANCE FESTIVAL Inaugural Edition • Government Peak Recreation Area • September 6–7, 2026 Two days. One question: How far are you willing to go?

Not A Sprint Ultra Races

Not A Sprint Ultra Races is a ultra trail race held in Forest City, NC. The event takes place in September 2026.

Mammoth Bar Trail Runs

Mammoth vert." Mammoth Bar Trail Runs take place on the single-track and double-track trails of Mammoth Bar OHV Area in Auburn State Recreation Area, in the Endurance Capital of Auburn, California. Mammoth Bar is known for its steep climbs and descents, as well as it's beautiful American River Canyon views.

Government Peak Endurance 100 & 50 Mile

Government Peak Endurance 100 & 50 Mile is a 161 km ultramarathon trail race held in Palmer, AK. The event takes place in September 2026.

FXBG Trail 10 Miler

The Quarry 10.2 miler is the fifth race in the FXBG Trail series. This race begins with a peaceful stretch along the Rappahannock River, where the Beach Trail hugs the water and the sound of the river sets the rhythm for your stride.

Diablo Trail Run

Mount Diablo provides spectacular views of the San Francisco Bay Area and surrounding valleys. The 4 mile course is relatively flat and fast within Mitchell Canyon.

Oli Via

Oli Via is a 5.0 km trail race held in Chattanooga, TN. The event takes place in September 2026.

Minocqua No Frills Marathon

Wisconsin ANVIL Ultra Triathlon

Wisconsin ANVIL Ultra Triathlon is a ultra trail race held in Dousman, WI. The event takes place in September 2026.

Old Forge Marathon Weekend - Ultra, Marathon, Half Marathon, 10K, 5K, Kayak, Bike

Ultra - 26.2 - 13.1 - 10K - 5K + Challenges (Loony, Super Loony or ADKrazy.) Run the beautiful Adirondack Park this fall in Old Forge NY. A true destination location at the most perfect time of year.

The Rut Mountain Runs

The Rut Mountain Runs are a 3-day celebration of Mountain Running in Big Sky, Montana, on Sept 11-13, 2026. Registration opens on Jan 6th at 8 AM Mountain Time.

Wasatch 100

Wasatch 100 is a 161 km ultramarathon trail race held in Kaysville, UT. The event takes place in September 2026.

MAMELE MOUNTAINS

Mamele Mountains is a women’s only 8 mile trail run through some of the most beautiful terrain in the country. Whether you’re a seasoned racer or someone ready to tackle their first trail run, you belong here.

The Honey Badger Half (& 10K/5K)

The Badger's race RETURNS to China Camp State Park in Santa Venetia, CA. If the LIVE option doesn't work for you, we're supporting VIRTUAL as well.

KingWood Ultras

KingWood Ultras is a 161 km ultramarathon trail race held in Frenchtown, NJ. The event takes place in September 2026.

Pain in Moraine

Pain in Moraine is a 10 km trail race held in Portersville, PA. The event takes place in September 2026.

Grand Slam of Ultrarunning Series

Grand Slam of Ultrarunning Series is a trail race held in Kaysville, UT. The event takes place in September 2026.

Whites 100

Whites 100 is a trail race held in Shelburne, NH. The event takes place in September 2026.

American Heroes Run

American Heroes Run is a 161 km ultramarathon trail race held in Longmont, CO. The event takes place in September 2026.

Superior Fall Trail Race

Superior Fall Trail Race is a 161 km ultramarathon trail race held in Lutsen, MN. The event takes place in September 2026.

Smith Mountain Lake Ultra Triathlon

Smith Mountain Lake Ultra Triathlon is a ultra trail race held in Huddleston, VA. Your limits will be tested, both physically and mentally, but the person you discover along the way is what allows you to endure even.

If You're Not First You're Last

If You're Not First You're Last is a trail race held in Eagle, ID. The event takes place in September 2026.

The Dirt Dash

The Dirt Dash is a 10 km trail race held in Johns Island, SC. The event takes place in September 2026.

Lone Star Night Run

Lone Star Night Run is a 10 km trail race held in Weatherford, TX. The event takes place in September 2026.

Wild Boar Night Run

Wild Boar Night Run is a marathon trail race held in Dade City, FL. The event takes place in September 2026.

Pine Creek Challenge

Pine Creek Challenge is a 100 km ultramarathon trail race held in Wellsboro, PA. The event takes place in September 2026.

Hawk Hundred

Hawk Hundred is a 161 km ultramarathon trail race held in Lawrence, KS. The event takes place in September 2026.

Sole Survivor Backyard Ultra

Sole Survivor Backyard Ultra is a ultra trail race held in Richland, WA. The event takes place in September 2026.

Mountain Creek Mayhem

Mountain Creek Mayhem is a 50 km ultra trail race held in Gardners, PA. The event takes place in September 2026.

The Last Boyscout

The Last Boyscout is a Last Man Standing Race that utilizes the Boyscout Trail at Ferne Clyffe State Park. The format of this type of race is simple and designed to reward the tough, not necessarily the fast.

Jones Gap Trail Half Marathon

Jones Gap Half Marathon – A Scenic Journey Through the Mountain Bridge Wilderness Area The Upstate Race Series invites you to the breathtaking Jones Gap State Park for the Annual Jones Gap Half. Get ready for an unforgettable 13.1-mile adventure through one of South Carolina’s most serene natural settings .

Trail Sisters Women's Half Marathon & 10k

A Half Marathon and 10K that twist and turn through sage brush and ponderosa pines, all while providing stunning views of the prestige Collegiate Peaks. Located in the Rocky Mountains along the roaring Arkansas River.

Hocking Hills Trail Run

This platform is used for results and timing of the race only. https://www.hockinghillstrailrun.com Experience the wonder of the Hocking Hills State Park Beginning next to the Naturalist Cabin location just off of the Old Man's Cave parking lot (Visitor's.

Virgil Crest Ultras

Virgil Crest Ultras is a 50 km ultra trail race held in Cortland, NY. The event takes place in September 2026.

Mt. Baldhead Challenge

Mt. Baldhead Challenge is a trail race held in Saugatuck, MI. Baldhead Challenge is a multi-terrain race unlike any other.

Black Hills Backyard Ultra

Black Hills Backyard Ultra is a ultra trail race held in Spearfish, SD. The event takes place in September 2026.

Bachelor Ascent

Bachelor Ascent is a 50 km ultra trail race held in Bend, OR. The event takes place in September 2026.

Tri-State Trail Work Series

Tri-State Trail Work Series is a trail race held in Emmaus, PA. The event takes place in September 2026.

Musser Madness endurance race

Here’s a summary of what participants can expect: Location and Setting: Camp hart is a rustic Boy Scout camp located along the Unami Creek, offering a natural and preserved open space environment. Trail Description: The trails primarily consist of mostly double track technical trails with some single-track sections.

East Fork 100 mi/100K/50K/15 mi

East Fork 100 mi/100K/50K/15 mi is a 100 km ultramarathon trail race held in Bethel, OH. The event takes place in September 2026.

53rd Annual Imogene Pass Run

REGISTRATION OPENS JUNE 1 at 6AM MDT The 53rd Annual Imogene Pass Run scheduled for Saturday September 12, 2026. Registration will open on June 1st at 6am MDT, 1550 entries will be offered and we expect to sell out quickly.

Prairie On Fire Backyard Ultra

Prairie On Fire Backyard Ultra is a ultra trail race held in Noblesville, IN. The event takes place in September 2026.

McCormick 24

McCormick 24 is a trail race held in Gig Harbor, WA. The event takes place in September 2026.

Devil on the Divide

Devil on the Divide is a 50 km ultra trail race held in Empire, CO. The event takes place in September 2026.

Caney Fork Ultra

Caney Fork Ultra is a 25 km trail race held in Sparta, TN. The event takes place in September 2026.

FallApple

Race Distances 5K, 10K, Half Marathon and Marathon, 50K, 50M The course will use existing fire roads, single track trail, hills and some pavement at South Mountain Reservation. The course is designed to be a mix of everything and fun.

Berkeley Trail Adventure

Berkeley Trail Adventure is a 50 km ultra trail race held in Berkeley, CA. The event takes place in September 2026.

Mogollon Monster 100

Mogollon Monster 100 is a 161 km ultramarathon trail race held in Pine, AZ. The event takes place in September 2026.

Mellow Trail Race

Get your friends and family, and join in on this close to Austin and San Antonio lake party and trail run. The finish line arch will be as close to the edge of Lake Travis as we can get it (Austin area’s famed lake boasting over 9 miles of shoreline).

Mendocino Running Festival

Mendocino Running Festival is a 10 km trail race held in Mendocino, CA. The event takes place in September 2026.

Odyssey Trail Running Rampage

The Odyssey Trail Running Rampage will bring in Fall with four great trail running races: the 50K Ultra, the Marathon, the Half Marathon, and the Six-Miler. These trail races will give athletes the opportunity to run on some of the best trails in the Southeast at a gorgeous state park nestled in the mountains of Virginia, Douthat State Park.

Night Moves Trail Races

Night Moves Trail Races is an evening trail event held at Stephen F. Austin State Park just west of Houston, Texas, on wide gravel and dirt trails with moderate elevation changes. Runners must carry both a light source and hydration device; the race is cupless.

Rock 'N The Knob Trail Challenge – PA’s Highest Trail Race

September 13, 2025: ALLEGHENY TRAILRUNNERS INC. IS PROUD TO PRESENT THE 14TH ANNUAL ROCK ’N THE KNOB – PA’S HIGHEST RACE.

Timely Nonsense

Timely Nonsense is a trail race held in Chicago, IL. The event takes place in September 2026.

Sasquatch Preservation Trail Run 5 & 10 K

Details on 2026 will be updated here as they become available. We're planning some extra fun for the 15th installment - so stay tuned.

SRT - Shawangunk Ridge Trail Run

SRT - Shawangunk Ridge Trail Run is a 113 km ultramarathon trail race held in Rosendale, NY. The event takes place in September 2026.

Operation Outdoor Freedom Trailfest

Operation Outdoor Freedom Trailfest is a 10 km trail race held in Santa Rosa Beach, FL. The event takes place in September 2026.

Pleasant Creek Trail Run

Pleasant Creek Trail Run is a 45 km trail race held in Palo, IA. The event takes place in September 2026.

Camptown Races 10k, 5k, and Relay

The historic Camptown races offers a challenge like no other. The race is approximately 10k in length and offers both road and trail.

Cane Creek Mtn Trail Run

The 2nd Annual Cane Creek Mountain Trail Run features 10K or Half Marathon of seriously stellar single-track, and at the tail end of the race, an optional stair climb to the top of the 80′. Those choosing not to climb the tower can take a real-time, time penalty 'served' at the aid station located at the foot of the tower.

Rebecca Mountain 50 Mile

Rebecca Mountain 50 Mile is a 50 km ultra trail race held in Sylacauga, AL. The event takes place in September 2026.

Megunticook Trail Festival

Megunticook Trail Festival is a 50 km ultra trail race held in Camden, ME. The event takes place in September 2026.

Bear Brook Trail Races

Bear Brook Trail Races is a marathon trail race held in Allenstown, NH. The event takes place in September 2026.

Twisted Ankle Trail Race

Twisted Ankle Trail Race is a 5.0 km trail race held in Summerville, GA. The event takes place in September 2026.

Riverbend Ultras 12 HR/50K

Riverbend Ultras 12 HR/50K is a 50 km ultra trail race held in Jupiter, FL. The event takes place in September 2026.

Coal Miner

Coal Miner is a 81 km ultra trail race held in Roslyn, WA. The event takes place in September 2026.

Talkeetna Trail Race

The Talkeetna Trail Race is a 25k & 10K race on Talkeetna's amazing trails and a family friendly 5k. This race benefits the kids of Talkeetna though the healthy lifestyles program run though the Talkeetna Elementary PTA.

Los Angeles Sunset Relays | 5K & Kid Run

For more Information go to: https://lasunsetrelay.com/ Get ready for an unforgettable evening of trail running at the Los Angeles Sunset Trail Relays & 5K. This race brings together adventure, teamwork, and breathtaking views in one epic event.

Snow Mountain Ranch

Snow Mountain Ranch is a 50 km ultra trail race held in Granby, CO. The event takes place in September 2026.

Germantown 50k and 50k Relay (2026)

ORRRC's rich history with ultra trail races starts with this one. Come run through one of the best MetroParks in Montgomery county.

Grit and Guts Trail Race 2026

Do you have the GRIT and GUTS to traverse up and down Mt. Half Grit and Full Grit will be hard.

S.O.S.

S.O.S. is a 9.0 km trail race held in Middleburg, FL. The event takes place in September 2026.

GOAT Run

* 50K * Marathon * Half Marathon * The Great Olympic Adventure Trail Run (GOAT Run) is a trail 50K, marathon & half marathon that traverses Kelly Ridge between the Olympic National Park and the. The route follows the single track Adventure Trail for the majority of the course, plus some unpaved forest road mixed in, and less than a mile on pavement.

Stevens Creek Striders Reservoir Run

Stevens Creek Striders Reservoir Run is a 11 km trail race held in Cupertino, CA. The event takes place in September 2026.

Oak Flats Picnic Trails

Oak Flats Picnic Trails is a trail race held in Tijeres, NM. The event takes place in September 2026.

Ontario Summit Trail Races

Ontario Summit Trail Races is a 8.0 km trail race held in Naples, NY. The event takes place in September 2026.

Mountaineer Rumble 12 Hour

Mountaineer Rumble 12 Hour is a trail race held in Clover, SC. The event takes place in September 2026.

Boulder Field 100

Boulder Field 100 is a 100 km ultramarathon trail race held in Jim Thorpe, PA. The event takes place in September 2026.

Mind Freak

Mind Freak is a 50 km ultra trail race held in Marietta, GA. The event takes place in September 2026.

Macedonia Trail Race

Macedonia Trail Race is a 50 km ultra trail race held in Kent, CT. The event takes place in September 2026.

Crowell Hilaka Trail Run

Crowell Hilaka Trail Run is a 50 km ultra trail race held in Richfield, OH. The event takes place in September 2026.

Mt. Spokane Trail Run

Mt. Spokane Trail Run is a trail race held in Mead, WA. Spokane State Park with three distance options featuring lush singletrack, challenging climbs, and sweeping summit views.

Chewacla Cha Cha

Chewacla Cha Cha is a 10 km trail race held in Auburn, AL. The event takes place in September 2026.

Groovin in the Aspens

Groovin in the Aspens is a 50 km ultra trail race held in Flagstaff, AZ. The event takes place in September 2026.

BRADBURY BADASS RACES

BRADBURY BADASS RACES is a half marathon trail race held in Pownal, ME. The event takes place in September 2026.

Kismet Cliff Run

Kismet Cliff Run is a 8.0 km trail race held in North Conway, NH. The event takes place in September 2026.

Sorta Mountain Stage Race

Sorta Mountain Stage Race is a 50 km ultra trail race held in Borden, IN. The event takes place in September 2026.

Tunnel Light Marathon & Half Marathon

Tunnel Light Marathon & Half Marathon is a marathon trail race held in North Bend, WA. The event takes place in September 2026.

Oak Openings Stampede

Come on out and race on the wooded trails at the Oak Openings Metropark. Two race distances to choose from, 25K and 5K.

Helvetia 10k Mountain Run

6.2 miles run on country roads and trails in the small Swiss Community of Helvetia in the hills of West Virginia. Plus a non-competitive 2 mile walk and a 1/4 kids run 10 and under.

Farm to Farm Ultra

The Farm To Farm Ultra Run is held on a looped course in Freeport, Maine on the Wolfe's Neck Center & Freeport Conservation Trust trails, but also includes four virtual options: 5 miles, 10 miles, 30 . This event is part of the Maine Track Club Grand Prix Series, and participants are allowed to earn points for one virtual event in addition to or instead of the in-person race.

The Fools' Ultra: Revenge of Champy

The Fools' Ultra: Revenge of Champy is a ultra trail race held in Crown Point, NY. The event takes place in September 2026.

Dirt Circus - Atlanta

Dirt Circus - Atlanta is a trail race held in Atlanta, GA. The event takes place in September 2026.

O-Sho Trail Series

O-Sho Trail Series is a 5.0 km trail race held in Ogden, UT. The event takes place in September 2026.

Goat Rattler 100

Goat Rattler 100 is a trail race held in North Ogden, UT. The event takes place in September 2026.

Run Rabbit Run

Run Rabbit Run is a 161 km ultramarathon trail race held in Steamboat Springs, CO. The event takes place in September 2026.

Standing Boy Trail Festival

Standing Boy Trail Festival is a 5.0 km trail race held in Columbus, GA. The event takes place in September 2026.

Goose Bumps 6 & 24 Hour Run

Goose Bumps 6 & 24 Hour Run is a trail race held in Stoddard, WI. The event takes place in September 2026.

The Georgia Jewel

The Georgia Jewel is a 161 km ultramarathon trail race held in Dalton, GA. The event takes place in September 2026.

Last One Standing at Bradley California

Last One Standing at Bradley California is a trail race held in Bradley, CA. The event takes place in September 2026.

Red River Ultrafest

'Red River Ultrafest' is Fargo/Moorhead's first ultramarathon. Why are we putting this race on?

Last Dot Standing and 24/48 Hour by Ten Junk Miles

Last Dot Standing and 24/48 Hour by Ten Junk Miles is a trail race held in Beleville, WI. The event takes place in September 2026.

The Pemberton 24

The Pemberton 24 is a trail race held in Salisbury, MD. The event takes place in September 2026.

Pawling 24 Hour Trail Running Festival

Pawling 24 Hour Trail Running Festival is a trail race held in Pawling, NY. The event takes place in September 2026.

Crimson Canyons Ultra

Crimson Canyons Ultra is a 60 km ultra trail race held in Richfield, UT. The event takes place in September 2026.

Noche Trail Runs

Noche Trail Runs is a 5.0 km trail race held in Junction, TX. The event takes place in September 2026.

The Barkley Fall Classic

The Barkley Fall Classic is a 50 km ultra trail race held in Frozen Head State Park, TN. The event takes place in September 2026.

YOTE

YOTE is a 50 km ultra trail race held in Laurelville, OH. The event takes place in September 2026.

Iron Will 100

Iron Will 100 is a 50 km ultra trail race held in Junction City, KS. The event takes place in September 2026.

Hook Mountain Ultra

Hook Mountain Ultra is a 81 km ultra trail race held in Upper Nyack, NY. The event takes place in September 2026.

Break of Dawn North Table Trail Race

Break of Dawn North Table Trail Race is a 16 km trail race held in Golden, CO. The event takes place in September 2026.

Hill to Hollow 100km

Hill to Hollow 100km is a 100 km ultramarathon trail race held in Tully, NY. The event takes place in September 2026.

Plain Endurance Runs

Plain Endurance Runs is a 100 km ultramarathon trail race held in Leavenworth, WA. The event takes place in September 2026.

The Osprey Trail Run

The Osprey Trail Run is a 25 km trail race held in Port St. Lucie, FL. The event takes place in September 2026.

Tröegs Rugged Trail 5K Run for Conservation

Celebrate with us at our annual Tröegs Rugged Trail Run for Conservation. We are geared up for making this another successful fundraiser in support of the Ned Smith Center's lands and trails system.

IMTUF 100 - Idaho Mountain Trail Ultra Festival

IMTUF 100 - Idaho Mountain Trail Ultra Festival is a 161 km ultramarathon trail race held in McCall, ID. The event takes place in September 2026.

Erik Gray Challenge at Southview Trails

Bring the whole family and Come join us for our 7th annual Erik Gray Challenge race series ON September 19 2026. We will be raising money for a localof Cedar City going through cancer.

Mount Jefferson Ascent

Mount Jefferson Ascent is a 8.0 km trail race held in West Jefferson, NC. The event takes place in September 2026.

Dirty Fox Five Hour Trail Race

Five hours of trail racing in Franke Park. Grab your gear and get ready for five hours of type 2 fun on the technical trails of Franke Park.

XC Experience

Gather your friends to run/walk the R-S Central High School Cross Country course. This two-lap course features mostly packed dirt or grass trails and has some paved sections.

Kilkenny Ridge Race

Kilkenny Ridge Race is a 25 km trail race held in Stark, NH. The event takes place in September 2026.

Mountain Lakes 100

Mountain Lakes 100 is a 161 km ultramarathon trail race held in Olallie Lake, OR. The event takes place in September 2026.

Bryce Canyon Ultras

Bryce Canyon Ultras is a 60 km ultra trail race held in Bryce Canyon, UT. The event takes place in September 2026.

Javelina Jangover Night Runs

Javelina Jangover Night Runs is a 75 km ultra trail race held in Scottsdale, AZ. The event takes place in September 2026.

Table Rock Ultras

Table Rock Ultras is a 50 km ultra trail race held in Morganton, NC. The event takes place in September 2026.

Flagstaff to Grand Canyon Stagecoach Line Ultra

Flagstaff to Grand Canyon Stagecoach Line Ultra is a ultra trail race held in Flagstaff, AZ. The event takes place in September 2026.

Bryce Canyon Ultra Marathons

Loppet Field Day and Trail Loppet

Our most popular trail running event of the season, the Trail Loppet on Saturday is a day of rugged, urban trail running in Minneapolis’s largest regional park. The Half Marathon, 10K and 5K races in Theodore Wirth Park are the ultimate urban trail running experience, and all participants will be greeted after the race with music and a free Utepils drink.

Morgan Hill Trail Races

Morgan Hill Trail Races is a marathon trail race held in Fabius, NY. The event takes place in September 2026.

Hurricane Hundred K

Hurricane Hundred K is a 100 km ultramarathon trail race held in Hurricane, WV. The event takes place in September 2026.

Pawpaw 10 Miler and 5 Miler

Pawpaw 10 Miler and 5 Miler is a 16 km trail race held in Powhatan, VA. The event takes place in September 2026.

Pilot Mountain to Hanging Rock Ultra

The Pilot Mountain to Hanging Rock Ultra is one of North Carolina’s most iconic point-to-point trail races. Held each September, this epic endurance challenge connects Pilot Mountain State Park to Hanging Rock State Park, offering a truly unforgettable ultra-marathon experience.

Mt. A Trail Challenge 5K/1 Mile

Mt. A Trail Challenge 5K/1 Mile is a 5K trail race held in York, ME. We're excited to have you join us at the summit of Mount Agamenticus for the 10th Annual Mt.

Best of the West

We will be celebrating the new Buckeye Trail section at West Branch State Park. The Buckeye Trail has recently been designated a State Trail by the Ohio Department of Natural Resources and is only the third trail to receive this recognition.

Boulder Beast

Boulder Beast is a 25 km trail race held in Lock Haven, PA. The event takes place in September 2026.

John Colter Run

Race day is September 19, 2026 , and will start at 9:00 am sharp when the ole 50 caliber Hawkins black powder rifle goes off. The Race begins and ends at the Missouri Headwaters State Park – one mile south of Trident and about 6 miles northeast of Three Forks, MT.

The Dirty Mitten Trail Run

Why not start your Saturday with a nice little shake-out run before your bike race? We are pleased to announce the newest addition to Dirtfest Weekend, the Dirty Mitten Trail Run.

Tierra Redonda Mountain Trail Run

Tierra Redonda Mountain Trail Run is a 20 km trail race held in Bradley, CA. The event takes place in September 2026.

Tiger 10 Miler - 9th Annual Trail Race Presented by Byron Bank

Tiger 10 Miler - 9th Annual Trail Race Presented by Byron Bank is a trail race held in Byron, IL. This exciting race will take runners on ten miles of twists, turns, and hills within the Byron Forest Preserve and the more secluded Nardi Equine Prairie.

Ouray Mountain Trail Run

Ouray Mountain Trail Run is a trail race held in Ouray, CO. The event takes place in September 2026.

Jailbreak Triathlon

Jailbreak Triathlon is a trail race held in Columbia, TN. The event takes place in September 2026.

Broken Anvil Backyard Ultra

Broken Anvil Backyard Ultra is a ultra trail race held in West Point, IA. The event takes place in September 2026.

Jordan River Marathon

Jordan River Marathon is a marathon trail race held in South Jordan, UT. The event takes place in September 2026.

Priest Lake Marathon

Off Road Scenic Marathon, 50k, Half-Marathon.

Johnson Branch Legacy Run

Celebrate 30 years of trails, miles, and community at the Johnson Branch Legacy Run; a one-of-a-kind race experience set in the natural beauty of Johnson Branch State Park. Whether you’re chasing a new PR, stepping into your first ruck, or just looking for a memorable run with friends and family, this event has something for everyone: 15K Trail Run – Take on winding.

Gaspin Through The Aspens

Gaspin Through The Aspens is a 50 km ultra trail race held in American fork, UT. The event takes place in September 2026.

Porkies Endurance Races

Porkies Endurance Races is a 81 km ultra trail race held in Ironwood, MI. The event takes place in September 2026.

Three Sisters Skyline

Three Sisters Skyline is a 50 km ultra trail race held in Sisters, OR. The event takes place in September 2026.

Paris Texas Marathon

This race is held on the NETT Trail, a rails-to-trails conversion route. The trail is a mix of asphalt, soft ground, gravel trails and some bridge crossings.

Cirque Series - Crystal Mountain, WA

Cirque Series - Crystal Mountain, WA is a trail race held in Crystal Mountain, WA. 7.9 miles featuring 2,614' ft vert.

Ultra Fest

Ultra Fest is a 100 km ultramarathon trail race held in Easton, WA. The event takes place in September 2026.

Red Rock Sunset Rumble

Red Rock Sunset Rumble is a 10 km trail race held in Topanga, CA. The event takes place in September 2026.

The Dirt Circuit

The Dirt Circuit is a trail race held in Morristown, TN. The event takes place in September 2026.

Trails 4 Tails

Trails 4 Tails is a 25 km trail race held in Hanover, PA. The event takes place in September 2026.

Mountwood Challenge Trail Race

Half Marathon and 5K trail races located in Mountwood Park - 15 miles east of Parkersburg, WV on U.S. Take the Volcano Road exit and the main parking lot is about one half mile by the boat ramp.

Hooksett Kiwanis 5K Trail Race

This Hooksett Kiwanis race is also co-sponsored by Merrimack County Savings Bank. The trail race begins at Heads Pond trail at the intersection of Hooksett Rd.

Brookfield Classic

Brookfield Classic is a 50 km ultra trail race held in Brookfield, NY. The event takes place in September 2026.

Woodstock Warrior

Woodstock Warrior is a 50 km ultra trail race held in Woodstock, VA. The event takes place in September 2026.

Wild Goose Trail Festival

Wild Goose Trail Festival is a 100 km ultramarathon trail race held in Hewitt, NJ. The event takes place in September 2026.

Bend Beast HyBrid Fitness Race

Bend Beast Hybrid Fitness Race The Bend Beast Hybrid Fitness Race is a destination-style hybrid event combining approximately 10K of trail running with functional fitness challenges in one of the. Athletes will move through scenic desert trails while tackling strength and endurance stations along the course.

Tic-Tac-Toe Trail Party

This race is a beginner friendly twist on the traditional trail run. It will be held at 1North Adventure Trails in Blanchard.

Twisted Roots

Twisted Roots is a marathon trail race held in Sherwood, WI. The event takes place in September 2026.

Cockaponsett Trails to a Cure

Choose between a 4 or 9 mile trail race in the Cockaponsett State Forest in Chester, CT. The 4 miler is the first part of the 9 mile course.

17th Annual Farmington River Run 5K Trail Race

Race Location: 50 Winding Trails Drive, Farmington, CT Race Time: 9am Registration and 10am Race Start Farmington River 5K Trail Race will be held on Sunday, 9/20/2025. The race will be held on the Winding Trails.

TAM Trek

The TAM Trek is a trail race and fun run to raise money for the Trail Around Middlebury (TAM) in Middlebury, VT. This trail is a19-mile long footpath, encircling the village of Middlebury and linking several hundred acres of town land, conserved properties, schools, and other local landmarks.

Everyone Runs Catalina State Park 50-Year Trail Race and 5k Trail Run & Walk

Come join us for this challenging 9.3 Miles on the Nature and 50-Year Trails. Your run begins with the Nature Trail, then to the Bridal Trail to the 50-Year Trail (2.7 miles up) and turnaround at the gate to go back down and off to the Bridal Trail to the finish.

Mountain Fork Half Marathon

Mountain Fork Half Marathon is a 9.7 km trail race held in Norton, VA. The event takes place in September 2026.

Where the Pavement Ends Single & Double Loop

Where the Pavement Ends Trail Races are set for Sunday, September 20, 2026 You can do one loop of the course or do two loops for a “Pavement Double”. The race starts and ends at Lake Windwing ballfields in Ridgefield, CT.

Lake Conestee 8k Run/Walk

Lake Conestee 8k Trail Race – A Journey Through Nature's Heart Step into the embrace of nature at the Lake Conestee 8k Trail Race, where the earth beneath your feet is alive with the rhythm of the. This race is more than just a physical challenge—it’s an invitation to reconnect with the natural world.

Ka’ū coffee trail runs

The kau coffee trail run offers moderate to highly challenging 5K, 10K, 1/2 marathon and 50K races through macadamia nut & coffee fields.

Yellowstone Gateway 30K

Yellowstone Gateway 30K runners will know why “Yellowstone is more Valuable than Gold”. General Description: This race, renowned for its unique beauty, spans just over 18 miles, climbs 2,609 ft, and descends 2,366 ft.

CG Adventure Club - Elevation Everest

CG Adventure Trip – Mountain Experience This event is a guided CG adventure weekend designed to combine structured training, accountability, community, and an elevated mountain experience. Participants can choose from three registration options based on how much support, logistics, and included amenities they prefer.

Echo 136

Echo 136 is a 219 km ultramarathon trail race held in Whitewater, WI. The event takes place in September 2026.

Rocky Mountain Slam

Rocky Mountain Slam is a trail race held in Logan, UT. The event takes place in September 2026.

Mammoth Trailfest

Mammoth Trailfest is a trail race held in Mammoth Lakes, CA. The event takes place in September 2026.

The Bear

The Bear is a 161 km ultramarathon trail race held in Logan, UT. The event takes place in September 2026.

Devils in the Canyon Trip

Devils in the Canyon Trip is a trail race held in Springdale, CA. The event takes place in September 2026.

Cowboy 200

Cowboy 200 is a 322 km ultramarathon trail race held in Norfolk, NE. The event takes place in September 2026.

Red Feather Trail Jamboree

Red Feather Trail Jamboree is a trail race held in Red Feather Lakes, CO. Come enjoy the clean air and wild spaces of the Red Feather Lakes region in Northern Colorado.

Flagstaff Sky Peaks

Flagstaff Sky Peaks is a trail race held in Flagstaff, AZ. The event takes place in September 2026.

Deep Creek Trail Half Marathon

Deep Creek Trail Half Marathon is a marathon trail race held in Telluride, CO. The event takes place in September 2026.

Marilla Trail Race

Nestled among rolling hills and dense forest, the Marilla Reservoir in Bradford, PA provides the perfect backdrop for trail racing. With both 7 mile and 14 mile courses, the Marilla Trail Race offers the opportunity for beginners, hard-core trail runners, and everyone in-between to take advantage of Bradford's world-class.

24 Hours of Palmer Lake

24 Hours of Palmer Lake is a trail race held in Palmer Lake, CO. The event takes place in September 2026.

The Ivy Trek Ultra

The Ivy Trek Ultra is a 50 km ultra trail race held in Quitman, MS. The event takes place in September 2026.

Mount Helena Run

Mount Helena Run is a trail race held in Helena, MT. 1,300 feet of elevation gain/loss.

Cat's Tail Trail Marathon

Cat's Tail Trail Marathon is a marathon trail race held in Shandaken, NY. The event takes place in September 2026.

Mount Disappointment Mountain Race

Mount Disappointment Mountain Race is a 50 km ultra trail race held in Mt. Wilson, CA. The event takes place in September 2026.

LATR Backyard Ultra

LATR Backyard Ultra is a ultra trail race held in Indianola, IA. The event takes place in September 2026.

Cirque Series - Jay Peak, VT

Cirque Series - Jay Peak, VT is a trail race held in Jay, VT. 7.1 miles featuring 3,044' vert.

Bogus 50/50

Bogus 50/50 is a 50 km ultra trail race held in Boise, ID. The event takes place in September 2026.

Fall Color Festival

Annual mountain bike event held at the John Muir trails that raises money for future trail development and trail maintenance. This is your day to give something back to the trails and the sport you love.

KROP - Kaizen Rite of Passage

DESCRIPTION KROP: Kaizen Rite of Passage – Year 2: DON'T CALL IT A COMEBACK. KROP returns to Tahlequah, Oklahoma at the rugged and scenic Welling Ridge Trails for its second year.

Sangre de Cristo Trail Festival

The Human Potential Running Series Presents The Sangre de Cristo Trail Festival @ Music Meadows Ranch Come join us on the Rainbow Trail in the Sangre de Cristo mountains. Run beneath the watchful eye of gorgeous, jagged, and ominous peaks from the confines of the rolling Rainbow Trail.

Sky Island

Sky Island is a trail race held in Fort Davis, TX. Make sure to visit the race website for all race specific info Lodging for race weekend can be booked at Prude Ranch and Indian Lodge here.

Yeti Trail Run 5K/10K/Half-Marathon/30K

Race Course: Join us and enjoy one of the most beautiful off-road trails in Cincinnati. French Park offers large meadow areas nestled inside the wooded perimeter, several trails, and a creek known for fossils, which wind through the park and will be part of the race course.

Carson Valley Trails Run the Valley 5k, 10k and Family 2k

And this year we're introducing a 10k route. Non-CVTA members: Registration for the 5k includes a 1-year Individual Membership to the Carson Valley Trails Association - help us grow our organization.

5 Mile Fall Classic @LPP

This is a classic 5 mile trail race through the beautiful rolling hills of Lincoln Parish Park. This race is one distance only; 5 miles.

West Line Winder

With glorious views of the Collegiate Peaks and 4,000ft of ascent along the way, these 18 or 30 miles of buttery single track and forest roads are perfect for everyone from the first time trail. Although the Arkansas Valley is famously known for its high alpine peaks, it’s a well kept secret that there’s a stash of arid, desert style trails just outside of Buena Vista (BEW-na Vista), CO -.

Big South Fork Trail Race

BIG SOUTH FORK TRAIL RACE TIME & PLACE: The 17.5 mile and 10k races start at 8:30 am (Eastern Daylight Time). Starts and finishes at the Bandy Creek Campground in the Big South Fork National River and Recreation Area.

Hiawatha Fall Trail Run

Experience a trail running adventure on the Route of the Hiawatha with a scenic out-and-back course featuring towering forests, rugged peaks, and historic train tunnels.

Conquer the Canyon Trail Race

Conquer the Canyon Trail Race is a trail race held in Claude, TX. Conquer the Canyon in Claude, TX 5k/10k/25k/50k/100k & Youth Trail Run While every racer will get some cool swag, September 4th is the deadline to get a shirt.

Women's Epic 10k at Deer Valley Resort

Women's Epic was created for all levels of adventure-seeking women. It is made for every woman who wants to leave her comfort zone behind, explore the trails, and be empowered by an inspiring community of like-minded ladies.

We Walk! Marathon

We Walk! Marathon is a 50 km ultra trail race held in Mayer, MN. The event takes place in September 2026.

Rollin Into The Night

Come run into the sunset and enjoy the Georgia night with the Red Dirt Runners at the 2nd Annual "Rollin Into The Night" 6 Hour trail run. You only pay in sweat and hopefully not tears.

JP's Backyard Ultra/Hike, The Final Edition

JP's Backyard Ultra/Hike, The Final Edition is a ultra trail race held in Napa, CA. Now in its fourth and final year, this grassroots event is more than just a race, it’s a celebration of life, resilience, and community.

Double Peak Challenge 10k

Double Peak Challenge 10k is a 10 km trail race held in San Marcos, CA. The event takes place in September 2026.

Westmore Mountain Challenge

Westmore Mountain Challenge is a 32 km trail race held in East Charleston, VT. The event takes place in September 2026.

Estes Epic

​Join us for the Estes Epic on September 26-27, 2026 —a premier event featuring a 50k Bike Race, 50k Run, and Heavy Half Marathon. After a six-year hiatus, this challenging race returns, offering participants rugged trails, significant climbs, and breathtaking views of Rocky Mountain National Park.

Midwest Everest

Midwest Everest is a 10 km trail race held in Belmont, MI. The event takes place in September 2026.

Mt. Taylor 50k

Mt. Taylor 50k is a 50 km ultra trail race held in Grants, NM. The event takes place in September 2026.

In Yan Teopa 5 & 10 miler

In Yan Teopa 5 & 10 miler is a 16 km trail race held in Frontenac, MN. The event takes place in September 2026.

Bandit Ultra Trail

Bandit Ultra Trail is a 50 km ultra trail race held in Los Angeles (Simi Valley), CA. The event takes place in September 2026.

2026 Hinson Lake 24 Hour Ultra Classic

20th Annual 24-Hour Race VENUE: Hinson Lake, Rockingham, North Carolina RULES: This event will be electronically timed. All participants will be issued a bib/chip which must be worn at all times to guarantee that all completed laps and splits are recorded.

Crested Butte Ultra

Crested Butte Ultra is a 55 km ultra trail race held in Crested Butte, CO. The event takes place in September 2026.

Umatilla Rim Ripper

Umatilla Rim Ripper is a 11 km trail race held in Tollgate, OR. The event takes place in September 2026.

Miami 100

Miami 100 is a 50 km ultra trail race held in Miami, FL. The event takes place in September 2026.

Half Day at the Lake

Half Day at the Lake is a trail race held in Evanston, IL. The event takes place in September 2026.

Massey Meadow Half & 10K

Massey Meadow Half & 10K is a 10 km trail race held in Vernal, UT. The event takes place in September 2026.

Great Springs Trail Race - Natural Bridge Caverns

Great Springs Trail Race - Natural Bridge Caverns is a trail race held in San Antonio, TX. Starting in the Natural Bridge Caverns, which is part of the Comal Caverns network, this race kicks off with breathtaking views of the world below our feet as the start line is in the depths of the.

Babbitts Backyard Ultra

Babbitts Backyard Ultra is a ultra trail race held in Flagstaff, AZ. The event takes place in September 2026.

Assault on Yonah Mountain

Assault on Yonah Mountain is a 8.0 km trail race held in Cleveland, GA. The event takes place in September 2026.

Queen of the Ridge

Queen of the Ridge is a trail race held in Arena, WI. The event takes place in September 2026.

WILD Wahatoya Runs

WILD Wahatoya Runs is a 50 km ultra trail race held in La Veta, CO. The event takes place in September 2026.

The Cache Slam

The Cache Slam is a trail race held in Logan, UT. The event takes place in September 2026.

Cossatot River Trail Run

Cossatot River Trail Run is a marathon trail race held in Wickes, AR. The event takes place in September 2026.

Hindsight Ultra Trail Runs

Hindsight Ultra Trail Runs is a 100 km ultramarathon trail race held in Dixon, IL. The event takes place in September 2026.

Last Mamba Standing

Last Mamba Standing is a trail race held in Eads, TN, TN. The event takes place in September 2026.

Montana Meltdown

Montana Meltdown is a trail race held in Bozeman, MT. The event takes place in September 2026.

Laurel Highlands Ultra - Fall Classic

Laurel Highlands Ultra - Fall Classic is a 81 km ultra trail race held in Somerset, PA. The event takes place in September 2026.

Parallel of Latitude Endurance Race

Parallel of Latitude Endurance Race is a trail race held in Dryden, NY. The event takes place in September 2026.

Water Gap 50k and Half

Water Gap 50k and Half is a 50 km ultra trail race held in Milford, PA. The event takes place in September 2026.

The Hungerford Trail Races

The Hungerford Trail Races is a 45 km trail race held in Big Rapids, MI. The event takes place in September 2026.

Darter Dash

Darter Dash is a 10 km trail race held in Pinson, AL. The event takes place in September 2026.

Rockin' Rockwoods 53K and 1/2 Marathon

Rockin' Rockwoods 53K and 1/2 Marathon is a 53 km ultra trail race held in Wildwood, MO. The event takes place in September 2026.

A Walk/Run to Remember 2025

A Walk/Run to Remember 2025 is a 5.0 km trail race held in Carson city, NV. The event takes place in September 2026.

Big Sioux Rec Trail Race

Big Sioux Rec Trail Race is a 8.0 km trail race held in Brandon, SD. The event takes place in September 2026.

Joe's Night Run At The Hamptons

Joe's Night Run At The Hamptons is a 6.4 km trail race held in Hampton, VA. The event takes place in September 2026.

Fast Track Trail Race

Fast Track Trail Race is a 13 km trail race held in Waterloo, IA. The event takes place in September 2026.

Fidalgo

Fidalgo is a 8.0 km trail race held in Anacortes, WA. The event takes place in September 2026.

Ultrapalooza

Ultrapalooza is a 100 km ultramarathon trail race held in Osawatomie, KS. The event takes place in September 2026.

Run the Red Desert

Run the Red Desert is a 50 km ultra trail race held in South Pass City, WY. The event takes place in September 2026.

FlatRock

FlatRock is a 50 km ultra trail race held in Independence, KS. The event takes place in September 2026.

Ridge Rambler 5k

Ridge Rambler 5k is a 5.0 km trail race held in Bridgeport, CA. The event takes place in September 2026.

O'Brien Trail Races

O'Brien Trail Races is a 50 km ultra trail race held in Marine on St Croix, MN. The event takes place in September 2026.

Dick Collins Firetrails

Dick Collins Firetrails is a 100 km ultramarathon trail race held in Castro Valley, CA. The event takes place in September 2026.

Ridge Rambler Half Marathon

Ridge Rambler Half Marathon is a marathon trail race held in Bridgeport, CA. The event takes place in September 2026.

Tick Tock Ultra

Tick Tock Ultra is a ultra trail race held in Lakeland, FL. The event takes place in September 2026.

Race for the Refuge

Race for the Refuge The Highland City Striders welcome you to explore the trails at the Assabet River National Wildlife Refuge in Sudbury, MA . The Race for the Refuge begins at the ARNWR Visitor’s Center and traverses the beautiful trails around the Refuge.

Mudskipper U.S. SwinRun Championships and Open Water Swim

THE Conestoga Trail Run - 10 Tough Miles

COME OUT FOR THE RUNNING OF THE WORLD FAMOUS & CULT CLASSIC CONESTOGA TRAIL RUN - 10 TOUGH MILES PLEASE READ RACE DESCRIPTION IN ITS ENTIRETY This is the ORIGINAL and OLDEST Trail Run on the. This amazing 10 mile trail race uses some of the most brutal, rocky, and challenging trails to be found in Eastern Pennsylvania.

FXBG Trail Half Marathon

The Motts Half Marathon is our fifth and final race in the FXBG Trail Series. This course takes runners on a full tour of the reservoir trail system, covering every corner of the winding network that surrounds the water.

The Dam Half and Dam 4 mile-ish

We are excited to share that this year we have added a 4 mile race option through the beautiful trails of RB Winter State Park. This distance is perfect for beginners who want to try trail running, as well as experienced runners who would like to enjoy a relaxed day on the trails with friends.

Palisades Half Marathon + Trail Run

The Palisades Half Marathon and Trail Run are back for 2026. Both races will take place on Sunday, September 27th.

Pleasant Mountain Race

Pleasant Mountain Race is a half marathon trail race held in Bridgton, ME. The event takes place in September 2026.

Run for Nature

Run for Nature is a 10 km trail race held in Lowell, MA. The event takes place in September 2026.

Sawatch Ascent

A classic, high-alpine, vert-heavy Colorado 50k. Get some miles on the Colorado Trail and run all the way to 13,150' feet in elevation.

The Raven 10K

The Raven 10K is a 10K trail race held in Lexington, KY. Our 2026 in-person race will be held on Sunday, September 27th at 9:00am.

Fall Running Series

Come join the fun in Cuyahoga Valley National Park. The Fall Running Series consists of weekly fun-themed trail races on Tuesday evenings in October.

Iron Hike - Fall Everest / 29029 Everesting Ultra Trail Marathon - 61+ Miles | 29,029'+ Elevation | 72-Hour | Run, Hike or Walk

Continue to the registration site for current registration prices. IronHike Endurance Productions LLC is a US military veteran-owned business.

IronHike Mohawk Mountain Fall 2026

...the "prove yourself right about you" Endurance Event Series where the only competitor is yesterday's you. "Don't let the word Hike fool ya, these are trail runs you will power-hike for sure." Elena S.

Iron Hike - Fall Answer the Bell Ultra Trail Marathon - Full (Backyard Ultra Format) - 100+ Miles | 50,400' Elevation | 84-Hour | Run, Hike or Walk

Continue to the registration site for current registration prices. IronHike Endurance Productions LLC is a US military veteran-owned business.

Iron Hike - Fall Everest / 29029 Everesting Ultra Trail Marathon Relay - 61+ Miles | 29,029'+ Elevation | 72-Hour | Run, Hike or Walk

Continue to the registration site for current registration prices. IronHike Endurance Productions LLC is a US military veteran-owned business.

Iron Hike - Fall Olympus Mons Ultra Trail Marathon - powered by Skratch Labs ® - 152+ Miles | 72,590' Elevation | 84-Hour | Run, Hike or Walk

IronHike Endurance Productions LLC is a US military veteran-owned business.

Iron Hike - Fall Olympus Mons Ultra Trail Marathon Relay - powered by Skratch Labs ® - 152+ Miles | 72,590' Elevation | 84-Hour | Run, Hike or Walk

Continue to the registration site for current registration prices. IronHike Endurance Productions LLC is a US military veteran-owned business.

Iron Hike - Fall Denali Ultra Trail Marathon - 43+ Miles | 20,825' Elevation | 48-Hour | Run, Hike or Walk

Continue to the registration site for current registration prices. IronHike Endurance Productions LLC is a US military veteran-owned business.

Horton Trail Race

The Frank Horton Trail Race is a family-friendly nighttime 2K Fun Run and 5K Trail Race at Shelby Farms with all proceeds benefitting Memphis Youth Athletics , a non-profit organization focused on. AWARDS (5K Trail Race ONLY): The awards go 3-deep in Overall, 3-deep in Masters, 1-deep in Grand Masters, 1-deep in Senior Master and 3-deep in age groups.

Back On The Ranch Trail Run

Back On The Ranch Trail Run is a trail race held in Los Olivos, CA. The event takes place in October 2026.

THE MAMMOTH

THE MAMMOTH is a trail race held in Mammoth Lakes, CA. The event takes place in October 2026.

Red Barn Challenge

Red Barn Challenge is a trail race held in Lykens, PA. The event takes place in October 2026.

DC Peaks 100

DC Peaks 100 is a 161 km ultramarathon trail race held in North Salt Lake, UT. The event takes place in October 2026.

Iron Hike - Fall Denali Ultra Trail Marathon Relay - 43+ Miles | 20,825' Elevation | 48-Hour | Run, Hike or Walk

Continue to the registration site for current registration prices. IronHike Endurance Productions LLC is a US military veteran-owned business.

S'more Fun Trail Run

This fun trail run includes a Mini Marshmallow 1-mile kids run age 11 & under, 5K run & walk and 10K trail and a half marathon run along the park's scenic trails. There will be chip-timing for the 5K run,10K run & Half Marathon race with the help of Tortoise and Hare Race Management timing company.

Fall into Fall Trail 5k Run/Walk

Challenging and fun Trail-5k with natural dirt trails, trees, and scenic views. New this year - Chip timing by Velocity Events Management Join us for a competitive Run or a casual Walk on the scenic trails.

Sage Burner Trail Race

Sage Burner Trail Race is a 50 km ultra trail race held in Gunnison, CO. The event takes place in October 2026.

Colonel Cross Country 3200m

The Colonel Cross Country 3200m is a Community 3200m Cross Country race hosted at the Nicholls Farm as a part of the Nicholls XC Invitational. It is great for trail racers or road runners who are looking for a new experience.

Deam Lake Loop Trail Run

OVERVIEW The 2nd Annual Deam Lake Loop Trail Run will take place on Saturday, October 3rd 2026 at Deam Lake State Recreation Area in Borden, Indiana. Enjoy beautiful scenery and true trail running comradery on this challenging course that sees several short but steep climbs.

Forbidden Forest 30 Hour Ultra

Forbidden Forest 30 Hour Ultra is a ultra trail race held in Stratford, CT. You deserve a fantastic "hometown" 100 miler with incredible buckles.

RAF Trail Race Series

After a successful inaugural event thanks to all of the participants, volunteers, and spectators it is time to sign up again and we can't believe it. We took your suggestions and will be implementing some changes moving into this year.

The Hennepin Hundred

The Hennepin Hundred is a 50 km ultra trail race held in Sterling, IL. The event takes place in October 2026.