Races in CA, United States
296 upcoming races in CA, United States.
296 races found
SludgeTrudge5k
The Sacramento Area Section is hosting a 5k Event for CWEA Members, Friends, and Family. This event is to follow the closing sessions of AC26.
Run With All Your Heart 5k- Los Angeles
Run With All Your Heart 5k- Los Angeles is a 5K road race held in Los Angeles, CA. Join Curing Kids Cancer for the Run With All Your Heart 5K Fun Run, a high-energy, family-friendly event organized by our Future Leaders in Medicine.
Masters 10K Run
This 10K run is for those 40 years of age and older. $10 for nonmembers, free for SRRC members.
Fenton Charter Public School Community 5k Run
Fenton Charter Public Schools and its Community School Funds are hosting the 5k run/walk event at Hansen Dam Aquatic Center.
Oriflamme
Oriflamme is a 50 km ultra trail race held in Julian, CA. The event takes place in April 2026.
Run with the Burros
Run with the Burros is a trail race held in Inyokern, CA. The event takes place in April 2026.
41st Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M
The Nature Made Great Race is a celebration of running that features the incredibly scenic Chesebro Half Marathon mostly trail race, and on road: the Deena Kastor 5K, Old Agoura 10K, 15K Double Stack . Established in 1986, the Great Race has won many awards and accolades over the years including: Best Half Marathon in Nation by Active.com Voted #1 Running Event in L.A.
SPASM Lake Chabot Trail Run
The course starts at the Marina and travels around the popular Lake Chabot reservoir and surrounding hills. Great course for first-time trail runners.
Gift of Life
“Give the Gift of Life, be an Organ Donor” Join us for the Tulare County Gift of Life 5K Run and Walk on Saturday April 11, 2026 at Cutler Park in Visalia, CA. The couse is an out and back along the St.
Make It Count Run
Calling all students, teachers, and parents. Come join our grad run and represent your class colors, put on by Skedaddle and Make Every Minute Count.
Child Abuse / Foster Care Awareness 5k Run/Walk
The Social Work Student organizations, Phi Alpha Honors Society, and Title IV-E program at California State University, Fresno are hosting a Child Abuse/Foster Care Awareness 5K Run/Walk, which will. This dual-purpose event aims to both advocate for child safety and foster care, raising awareness of the need to support the well-being of families, caregivers, and foster youth.
Alvord Educational Foundation Spirit Run
The 9th Annual AEF Spirit Run will be held on April 11, 2026 once again at Norte Vista High School in Riverside, CA. This is a Fundraising Event so there is a Registration Fee, as follows: Alvord Unified School District Students - $5.00 each All others - 5K: $25.00 each 1 Mile Walk/Run: $10.00 each Early.
Wise Villa Wine Run 5K
The winery has allowed for additional registrations. We now have 100 more spots remaining.
Sole Sisters Hopeful Hearts
Sole Sisters Hopeful Hearts 5K is a community-driven walk/run dedicated to raising awareness about preconception health and overall wellness. This event is a collaboration between Fresno County Perinatal Equity Initiative, Black Infant Health, BGR Central Valley, and FCHIP.
Lake Sonoma 100K & 50K
Lake Sonoma 100K & 50K is a 100 km ultramarathon trail race held in Healdsburg, CA. The event takes place in April 2026.
Santa Ana Fun Run
The Santa Ana Fun Run offers the following event options: Early Registration for the 5k or 10k – Pricing good 2/23/2026 through 3/8/2026 $10 for 5k - walk/run (shirt NOT included) $25 for 10k - run.
Generations In Motion 1 Mile and 5K, Stroll, Roll, or Run
Celebrate the joy of life, resiliency, and vitality at the "Generations In Motion" event promoting the wellness journey across all ages. Walk, Roll, and Run in a race or relay.
Running With the Lions
The Madera Evening Lions invite you to participate in "Running with the Lions", a 5K Run-Walk event at Lions Town & Country Park in beautiful Madera, California. We would like to create diabetes awareness and provide information through local agencies and organizations.
Magnolia Magic River Trail Run
Magnolia Magic River Trail Run is a 50 km ultra trail race held in Pilot Hill, CA. The event takes place in April 2026.
Los Angeles Superhero 5K Run Walk Health & Safety Expo
RAIN OR SHINE and NO REFUNDS (if it rains you can still attend but if you choose to not attend you can do the run/walk virtual anytime and arrange for a day and time to pick up your shirt and medals) . Awards Top Male/Female in the following age gro.
Bedrock Valley Trail Runs
BEDROCK VALLEY TRAIL RUNS The Bedrock Valley Trail Runs is a NEW trail running experience you don't want to miss. We offer something for the whole family to enjoy.
Autism on the Run
We are excited to announce Autism on the Run. On April 11th, 2026 at the Park at Riverwalk in Bakersfield, California.
Black Maternal Health Week 2026 5K Walk
Black Maternal Health Week 2026 is almost here. April 11-17th is Black Maternal Health Week and we are hosting our 4rd annual 5K Walk to help raise awareness..
2026 Fear the Spear 5K
The Mark Keppel Alliance is a non-profit organization that advocates for Mark Keppel High School and fundraises in order to enhance the students’ education and engagement. Their mission is to raise money to support academics and sports programs that the school district cannot fund.
Mother Lode Earth Day 5k
Mother Lode Earth Day 5k is a 5K road race held in Sutter Creek, CA. This race will benefit the Amador High School Cross Country program, along with Small Change 4 Big.
Suzie Smith Memorial Run
Suzie Smith Memorial Run is a road race held in Redding, CA. This event is to honor and remember Suzie Smith's dedication and service to our community.
Lake Sonoma 100K, 50K, TS Half Marathon
Lake Sonoma 100K, 50K, TS Half Marathon is a half marathon trail race held in Geyserville, CA. We are excited to have adidas TERREX back as our presenting partner.
San Diego Beach & Bay Half Marathon
The San Diego Beach & Bay Half Marathon is an award-winning loop course along some of the best of San Diego’s coastline. Experience beautiful beaches to picturesque bays, you’ll run past SeaWorld, Belmont Park, Mission Beach, Pacific Beach, and Sail Bay — the best of San Diego in one unforgettable course.
Spring Fling Run – 5K, 10K, Half Marathon
Fresh air, good vibes, and springtime miles. Spring Fling Run at Hansen Dam is a fun, community-focused race designed to kick off the season and remind you why you love running.
Wild Flowers 10k
Wild Flowers 10k is a 10K trail race held in Auburn, CA. Trip to Spain is from September 21st to September 28th, 2026 Get ready for the most empowering girls’ day of the year.
Visalia Half Marathon and 10K Run/Walk
RACE LOCATION: CUTLER PARK, 15520 Ivanhoe Drive, Visalia, CA. 93292 4th ANNUAL VISALIA HALF MARATHON & 10K - YOU DON'T WANT TO MISS OUT ON THIS RACE.
Calistoga Mountain Run
Calistoga Mountain Run is a 50 km ultra trail race held in Calistoga, CA. The event takes place in April 2026.
Scena Performance Series Passes
Scena Performance Series Passes is a trail race held in Berkeley, CA. The event takes place in April 2026.
Paws & Peeps 5K - Easter Run with or without Dog - Grand View Elysian Park
Paws & Peeps 5K - Easter Run with or without Dog - Grand View Elysian Park is a 5K road race held in Los Angeles, CA. After three successful editions in Mexico, we are bringing this fun and family-friendly race to the U.S.
THE 8TH ANNUAL GRAND PRIX FOUNDATION OF LONG BEACH 5K RUN/WALK
This spring, racing fans and runners of all skill levels and ages will have the opportunity to “run the course” at the 8th Annual Grand Prix Foundation of Long Beach 5K on April 12, 2026, which will. Participants will run a two-lap tour of the world-famous Acura Grand Prix of Long Beach racecourse including Pine Avenue and Seaside Way, with the finish at the official Grand Prix start/finish line.
The Great Benicia Run: Strait to the Finish
Join The Benicia Chamber of Commerce' Wellness Alliance and the Rotary Club of Benicia for our inaugural Great Benicia Run fundraiser. Enjoy views of the stunning Carquinez Strait, the streets of charming Benicia, and an expo party on the waterfront.
Strides in Recovery Beach Fun Run
Strides in Recovery Beach Fun Run is a road race held in Hermosa Beach, CA. Enjoy a four mile one-way run/walk, mostly along the beach bike path, from Valley Park in Hermosa Beach to an AA meeting (starting at 10am) in the sand in Redondo Beach.
Totally 80's Fast Times in Huntington Beach 5K, 10K, & Half Marathon
Fast Times in Huntington Beach 80s Run Totally Rad. Check-In/Start Line Location: Huntington Beach, CA — Lot 25 ⏰ Race Day Schedule: 6:30AM - 8:30AM: Runner Check-In/Same-Day Registration Check-In tables close promptly at 8:30AM 7:30AM: Half Marathon.
Penn Valley Daffodil Race
The Daffodil race has been a staple for the Nevada County community for many, many years. Offering a 5K and a 10K, the routes travel through the quaint little town of Penn Valley and across the green rolling hills on country roads.
2026 Cal Tri Lake Perris - 4.12.26
2026 Cal Tri Lake Perris - 4.12.26 is a road race held in Perris, CA. This race is enclosed within an 8,200-acre rugged playground close to several major population centers including Anaheim (55 miles), LA (70 miles) and San Diego (90 miles).
Morgan Hill AAUW Wildflower Run
The AAUW Wildflower Run raises money for scholarships and leadership programs for women & girls and community grants. (For information about our organization, go to www.aauwmh.org.) 10K Run, 5K Run, 5K Walk, and 5K stroller/baby jogger category are all on country roads with chip timing.
Bowman Run with the Bulls presented by Hotel Vista Sierra
Bowman Run with the Bulls presented by Hotel Vista Sierra is a road race held in Auburn, CA. Lace up your shoes and be part of this fun community tradition that welcomes runners and walkers of all ages.
CISV SF Walk/Run 4 Peace
CISV SF Walk/Run 4 Peace is a road race held in San Bruno, CA. Our awesome Junior Board organized this amazing event.
Ruth McKenzie Preserve Half Marathon | 10k | 5k | Kids Race
The Ruth McKenzie Table Mountain Preserve (2960 acres) is located between Friant and Prather, on the north side of Auberry Road. The main gate is 3.3 miles uphill from the intersection of Auberry Road and Millerton Road.
Matcha for Miles
This is your feel-good run to start the season right. Matcha for Miles is our newest Spring wellness event— a blend of community-powered energy and feel-good miles.
Run4Kids
Run4Kids is a family-friendly road event in Corona, California offering multiple distance options for walkers and runners of all ages. School groups are welcome to set up booths, with an award given to the top participating school.
Bay Area 100 Training Camp
Bay Area 100 Training Camp is a trail race held in Berkeley, CA. The event takes place in April 2026.
Run4Kids Ultra Running Party
Whether you're participating in the 6 hour, the 12 hour, running the 24 hour Ultra divisions, pushing for a 100 mile PR, or simply supporting a friend, this event is always FUN. And most importantly it's all about the kids.
Mountains 2 Beach Marathon and Half
Uniquely situated and completely surrounded by beautiful mountains, the city of Ojai holds the start of the Mountains 2 Beach Marathon while the half starts closer to the beach. This point to point race winds through the Ventura River Valley as it makes its way to the pristine beaches of the last great surf town in California, Ventura.
Empower Wellness Run 5k/1 mile (Hosted by KHSD)
Come out and Run for Wellness on a beautiful Saturday at Hart Park. Run, walk, or crawl, everyone is welcome.
LASD SUICIDE AWARENESS AND PREVENTION 5K RUN & WALK
Los Angeles County Sheriff's Department is hosting a 5K suicide awareness and prevention walk/run. Our mission is to bring law enforcement personnel, family, and friends together and raise awareness of the support and resources that are available to those who struggle with suicidal thoughts.
COLOR Run for Reading
COLOR Run for Reading is a road race held in Watsonville, CA. It’s a free COlor Run and every kid who participates can take home a free book.
Sierra Azul Trail Challenge
Sierra Azul Trail Challenge is a 50 km ultra trail race held in San Jose, CA. The event takes place in April 2026.
Mendocino Coast 50K
Mendocino Coast 50K is a 50 km ultra trail race held in Mendocino, CA. The event takes place in April 2026.
Cool-Auburn Pub Run
Cool-Auburn Pub Run is a 35 km trail race held in Cool, CA. The event takes place in April 2026.
Woodside/Purisima Creek Crossover
Woodside/Purisima Creek Crossover is a 50 km ultra trail race held in Redwood City, CA. The event takes place in April 2026.
Seadon Shake Up Run @ Mountains2Beach 2026
Seadon Shake Up Run @ Mountains2Beach in Ventura.
FinFit Life 5K Fitness Challenge - Pittsburg, CA
We are excited to announce our FinFit Life 5K Fitness Challenge in Pittsburg, CA. Everyone is invited to attend our run, walk, crawl with proceeds going to the National Breast Cancer Foundation and Project Fire Buddies .
Hotshot Half Marathon
Come join the fire community for a beautiful 14.5-mile trail run along Bullards Bar Reservoir. Hosted by the Tahoe Hotshots, the Hotshot Half Marathon is a fundraiser for fallen Firefighter and beloved friend Mike Kelly.
Broken Arrow Skyrace Marin Headlands Training Run
Broken Arrow Skyrace Marin Headlands Training Run is a trail race held in Mill Valley, CA. The event takes place in April 2026.
ANNUAL NATRO@NOLI INDIAN SCHOOL Trail Races
ANNUAL NATRO@NOLI INDIAN SCHOOL Trail Races is a 5.0 km trail race held in San Jacinto, CA. The event takes place in April 2026.
FinFit Life 5K Fitness Challenge - Greenfield, CA
We are excited to announce our FinFit Life 5K Fitness Challenge in Greenfield, CA. Everyone is invited to attend our run, walk, crawl with proceeds going to the National Breast Cancer Foundation and Project Fire Buddies .
3rd Annual Porterville 5K/10K Trail Run
Description: On 5/18/2026, the Porterville Military Academy athletic department is hosting a 5k/10k run/walk starting and finishing at Porterville Military Academy. We are also hosting a children's 1/4 mile short course for your little ones to get in on the action.
FinFit Life 5K Fitness Challenge - Santa Clara, CA
We are excited to announce our FinFit Life 5K Fitness Challenge in Santa Clara, CA. Everyone is invited to attend our run, walk, crawl with proceeds going to the National Breast Cancer Foundation and Project Fire Buddies .
5K for Fragile X
5K for Fragile X is a 5K road race held in San Dimas, CA. Fragile X syndrome (FXS) is the leading known cause of inherited intellectual disability and the leading single gene cause of Autism.
Nelson Family Vineyards Wine Run 5k
Nelson Family Vineyards Wine Run 5k is a 5K road race held in Ukiah, CA. For 70 years the Nelson family has farmed the land they live on, with the traditions of farming passed on to four generations.
SEAS 5K Running for Faith to Build Our Future
Come join us for our 5th annual 5k fun run on Saturday, April 18th. “Running for Faith to Build our Future” is a Fun Run 5k hosted by the MOMS at SEAS ministry of St.
Run for the Planet -An Earth Day Run by CaliFlow Runs - 5K, 10K, Half Marathon
Run for the Planet Start Line: 5400 E Ocean Blvd, Long Beach, CA Saturday, April 18, 2026 5K | 10K | Half Marathon| 1 Miler | Kids Dash Celebrate Earth Day the CaliFlow way at Run for the Planet—a. This isn’t just a run… it’s a movement.
Miss Winkles Fast & Furriest 5k/2mi
Miss Winkles Fast & Furriest 5k/2mi is a 5K trail race held in Clovis, CA. Choose our competitive chip-timed 5k race for our racers who want a little bit of friendly competition, choose our non-competitive 2 mile walk great for your pets, kids, and friends, or register for.
Clovis Rodeo 5K
Let’s get excited and celebrate The City of Clovis with a brand new event, the Clovis Rodeo 5K and 2K. Then join in for an exciting after party to celebrate your run and kick off Rodeo Week.
Apricot Lane Farms Earth Day 5K Fun Run! (Or Walk!)
Apricot Lane Farms Earth Day 5K Fun Run! (Or Walk!) is a 5K trail race held in Moorpark, CA. This is an off-road race designed to get you moving in connection with nature while supporting a meaningful cause.
2026 Mountains 2 Beach Marathon and Half Expo
The Mountains 2 Beach Marathon & Half Expo is where thousands of motivated, health-minded runners — along with their families and friends — gather before race day to pick up bibs, shop, sample. Set along the California coast, Mountains 2 Beach attracts runners from across the country who are serious about performance, recovery, lifestyle — and supporting businesses that help them feel and.
Autism Awareness 5k and Car show
The 2nd Annual Special Needs Support Squad Car Show is BACK — and this year, we're kicking things off with a 5K Fun Run at 8 AM. Run, walk, or roll with us to support the incredible work of the Special Needs Support Squad.
Badwater Salton Sea
The BADWATER® ultra running experience returns to the Anza-Borrego Desert and Palomar Mountain when the thirteenth BADWATER SALTON SEA , presented by Mount to Coast , race takes place on April 18-19, . This remarkable event challenges teams of two or three ultrarunners – running together as duos or trios for the duration, NOT in a relay – to tackle an unimaginable traverse of Southern California.
No Foolin' Foot Race
Explore San Carlos' outstanding trail system as a runner in the fourth annual No Foolin' Foot Race. There's something for everyone with four challenging events through Big Canyon, Eaton and Pulgas Ridge .
Balboa Park
Come explore the jewel of San Diego city parks . Discover one of San Diego’s most iconic landscapes in a whole new way.
Ramona Wine Country 5K
Be sure to grab your family, friends, coworkers and come join us for one of the most fun filled events in Southern California, the Ramona Wine Country 5k. It takes place at the breathtaking Backcountry Gardens and is part trails with a splash of mud run plus a healthy dose of Mother Nature’s obstacles mixed in for fun.
Leona Divide
Leona Divide is a 100 km ultramarathon trail race held in Lake Hughes, CA. The event takes place in April 2026.
Horseshoe Lake Trail Run
The course is within the Skyline Ridge, Long Ridge, and Russian Ridge Open Space Preserves. The majority of the course is along the Bay Area Ridge Trail with spectacular views of the Pacific Ocean and Santa Cruz Mountains.
Outlands Endurance Races
Outlands Endurance Races is a 50 km ultra trail race held in Pilot Hill, CA. The event takes place in April 2026.
Run with the Heroes 5k, 10k & Family Walk
Run with the Heroes 5k, 10k & Family Walk is a 5K road race held in Madera, CA. To honor 10 incredible years, we’re excited to introduce a brand-new 10K alongside our 5k and quarter-mile Family Walk.
Point Mugu
Point Mugu is a half marathon trail race held in Malibu, CA. The event takes place in April 2026.
7th Annual Super Bulldog Jog 5K Run/Walk
The Bulldog Jog is a 5K run/walk for all ages. Course will begin and end inside the school, however the majority of the 5K will run through our surrounding community residential streets.
Millerton Lake Crows Nest Triathlon, 5k & 10k
What will you find at the "Crows Nest" Triathlon? + Finisher's Medal + Prizes and Giveaways + Free Race Photos + Get an Event T-Shirt included in the price of the triathlon The Millerton Lake Sprint Triathlon has long been known as a great "first.
Bruin Run/Walk 5K
Bruin Run/Walk is excited to present the 26th annual 5K at UCLA, benefiting The Painted Turtle. This year's theme is SLUMBER PARTY RUN.
Valencia Church 5k
A fun 5k Walk/Run raising funds for Valencia Church youth planning a summer mission trip with the Appalachia Service Project (ASP).
Monterey Bay Mapathon & Half
Monterey Bay Mapathon & Half is a half marathon trail race held in Pacific Grove, CA. The event takes place in April 2026.
Healthy Kids Running Series Spring 2026 - South Orange County, CA
Who We Are: Healthy Kids Running Series is a five (5) week running program in the spring and fall for kids Pre-K through 8th grade. Each HKRS Series takes place once a week and offers age-appropriate running events including the 50 & 75 yard dashes, the 1/4 mile, the 1/2 mile and the 1 mile run.
Run for the Planet – 5K, 10K, 10M, and Half Marathon
RACE START LOCATION CHANGED TO GRANADA BEACH DUE TO LONG BEACH GRAND PRIX Join us for a thrilling celebration of loving our planet, environmental stewardship, and movement. Details Start Location: Granada Beach, 5100 E Ocean Blvd Long Beach, CA Parking: Parking in the lot is $2/hour and starts at 8am, if you are running the Half/10m you can use the Passport app to pay.
Pleasanton Run for Education
Race Day is April 19, 2026 Registration opens January 20 The Pleasanton Run for Education is an event designed for the entire community. The 14th Annual event will offers four distances: a 2 Mile, a 5K (3.1 mile) Run or Walk, 10K (6.2 Mile) Run, and a Kids' 1/4 Mile Challenge (3-10 years).
Soroptimist Stop Human Trafficking 5k
We are hosting our 4th annual 5k Run April 19th, 2026. This Run will be Chip Timed by Under the Sun Events.
Paseo de Mariposa Trail Race
Paseo de Mariposa Trail Race April 19, 2026 – Mariposa, California A Note from the Race Director Hello everyone. My name is Nate Moore, and I’m excited to share that I’ll be directing the 2026 Paseo de Mariposa Trail Race through my company, San Joaquin Running Co.
CASS Wine Run 5k
CASS Wine Run 5k is a 5K road race held in Paso Robles, CA. Come enjoy award winning wines and cuisine while soaking up the fun of Paso Robles, CA.
Earth Day 5K (Sponsored by AREC)
We are hosting our 2nd Annual Earth Day Race. We're excited to be hosting another one of our NIGHT races.
Run for Donuts 5K/10K/13.1 LOS ANGELES
♂️♂️♂️ Running for donuts is worth the pain. You'll get a run for donuts shirt to show off what you run for.
Machete Trail Madness 100k
Machete Trail Madness 100k is a 100 km ultramarathon trail race held in Perris, CA. The event takes place in April 2026.
Loop the Lagoon
Fleet Feet is pleased to announce registration for Loop The Lagoon 2026 is now open. All participants will receive a medal and are guaranteed the brand new Loop Tech Hat with their registration as long as they register by April 16, 2026.
Crescenta Valley HomeTown 5K
Crescenta Valley HomeTown 5K is a 5K road race held in La Crescenta, CA. This 5k is a new addition to the annual Hometown County Fair which features FUN FOR EVERYONE.
California Classic Half Marathon
California Classic Half Marathon is a half marathon road race held in Fresno, CA. Or choose our Rock and Run 5k, it doesn't go through the Zoo, but has all of the other benefits of the Half Marathon.
Lumentum Heart & Soles Run
Hit the pavement on Saturday, April 25, 2026 in support of children's health and wellness at the 13th Annual Lumentum Heart & Soles Run. All 5K/10K registrations include: Short sleeve tech fabric race shirt Bib with professional race timing Exclusive 2026 finisher's medal Fast and scenic course around Santa Clara University Post-race.
Project Impact- Race For A Reason 5KReady
Ready to crush your personal best while making a global difference with Project Impact? Every stride you take helps provide essential learning resources for the Early Childhood Development Center in Kalongo Uganda.
Arbor Day Run Walk
Tree Fresno presents The Arbor Day Run/Walk in honor of their 40th Anniversary. Starting at the beautiful Clovis Botanical Gardens, runners and walker alike will head out on the Dry Creek Trail in support of transforming the San Joaquin Valley with trees, greenways and beautiful .
SoCal Redwood Race
SoCal Redwood Race is a trail race held in Brea, CA. The event takes place in April 2026.
Coffee Lovers Run 5K/10K/13.1 SAN DIEGO
☕️For all the Coffee Lovers, this run is for you. You’ll love the shirt we send you.
Coffee Lovers Run 5K/10K/13.1 SACRAMENTO
☕️For all the Coffee Lovers, this run is for you. You’ll love the shirt we send you.
Red Hills Ramble
Strap on your adventure hats and smear on that sunscreen, folks, because the Red Hills Ramble is back, and it's sassier, sweatier, and more rock-strewn than ever. (Seriously, we keep throwing the rocks away and they just find their way back to the trail).
Coffee Lovers Run 5K/10K/13.1 LOS ANGELES
☕️For all the Coffee Lovers, this run is for you. You’ll love the shirt we send you.
Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO
☕️For all the Coffee Lovers, this run is for you. You’ll love the shirt we send you.
California Gold Rush Trail Run - Spring
California Gold Rush Trail Run - Spring is a 15 km trail race held in Coloma, CA. The event takes place in April 2026.
Las Virgenes Canyon Ultra Trail Races
Las Virgenes Canyon Ultra Trail Races is a 100 km ultramarathon trail race held in Los Angeles (West Hills), CA. The event takes place in April 2026.
Aut2Run for Autism (15K, 5K, 10K, Fun-K, 1 Mile & Virtual Race)
We are excited to welcome you back to an in-person Aut2Run at California State University Channel Islands on Sunday, April 26th, 2026. For those of you who can't experience Aut2Run in-person, but would still like to support Autism Society Ventura County, we will be offering a virtual option for you to participate in.
Coyote Two Moon
Coyote Two Moon is a 100 km ultramarathon trail race held in Ojai, CA. The event takes place in May 2026.
San Diego 100
San Diego 100 is a 161 km ultramarathon trail race held in Lake Cuyamaca, CA. The event takes place in May 2026.
Folsom Lake Trail Run
Folsom Lake Trail Run is a 50 km ultra trail race held in Folsom, CA. The event takes place in May 2026.
Santa Clarita Trail Race
EPIC RACE IN THE GOLDEN HILLS OF SANTA CLARITA, CA Ready to hit the trails? The Santa Clarita Trail Race offers seven exciting distances —5K, 10K, 15K, 30K, 60K, 100K, 120K—and three fixed time categories —6, 12, 24-Hours—along with team relay options on an epic trail course .
Hacienda Hills Trail Run - Spring
Hacienda Hills Trail Run - Spring is a 50 km ultra trail race held in San Jose, CA. The event takes place in May 2026.
Good Grief 5K, 5M Santa Rosa
Good Grief 5K, 5M Santa Rosa is a 5.0 km trail race held in Santa Rosa, CA. The event takes place in May 2026.
Wild Wild West Marathon & Ultra
Wild Wild West Marathon & Ultra is a 50 km ultra trail race held in Lone Pine, CA. The event takes place in May 2026.
Cinco De Mile
Cinco De Mile is a 10 km trail race held in Gilroy, CA. The event takes place in May 2026.
Angwin to Angwish
Angwin to Angwish is a 26 km trail race held in Angwin, CA. The event takes place in May 2026.
Dingneng Wang
Dingneng Wang is a marathon trail race held in San Diego, CA. The event takes place in May 2026.
Race for Open Space
Big Sur Land Trust's 2026 Race for Open Space is a one-day trail running event dedicated to fostering an appreciation of natural spaces in Monterey County and celebrating the health benefits of time. This annual event invites runners and hikers of all ages to find wonder among Monterey County’s most iconic landscapes.
Waves & Whales 5K Trail Run
The annual Waves & Whales 5K Trail Run‐Walk is held on the Mendocino Coast in Point Arena. Taking full advantage of the location, the run takes place on the Point Arena-Stornetta Unit of the California Coastal National Monument.
Fleet Feet Sacramento Trail Challenge
Fleet Feet Sacramento Trail Challenge is a trail race held in Auburn, CA. The event takes place in May 2026.
Dirty Secret Trail Run
Dirty Secret Trail Run is a 4.8 km trail race held in Cool, CA. The event takes place in May 2026.
Trail Run at Sly Park - Spring
Trail Run at Sly Park - Spring is a 50 km ultra trail race held in Pollock Pines, CA. The event takes place in May 2026.
Quicksilver Endurance Runs
Quicksilver Endurance Runs is a 100 km ultramarathon trail race held in San Jose, CA. The event takes place in May 2026.
Grizzly Peak Trail Run
Start at Lake Anza and travel through popular Tilden Regional Park in the Berkeley hills. (Distances are accurately measured using a Rolatape® surveyor's measuring wheel.).
Paiute Meadows Trail Run
Paiute Meadows Trail Run is a 50 km ultra trail race held in Susanville, CA. The event takes place in May 2026.
Born to Run Ultra Marathons
Born to Run Ultra Marathons is a ultra trail race held in Los Olivos, CA. The event takes place in May 2026.
Veterans & Families 5k Walk Run
Veterans & Families 5k Walk Run is a 5.0 km trail race held in Oroville, CA. The event takes place in May 2026.
Napa Wilderness Trail Runs
Napa Wilderness Trail Runs is a 50 km ultra trail race held in Napa, CA. The event takes place in May 2026.
Rim Rock 50 Mile Trail Challenge
Rim Rock 50 Mile Trail Challenge is a 81 km ultra trail race held in Napa, CA. The event takes place in May 2026.
Run for Amma
Run for Amma is a 50 km ultra trail race held in Los Gatos, CA . The event takes place in May 2026.
13 Mile Trail Race Top Down
13 Mile Trail Race Top Down is a marathon trail race held in San Jose, CA. The event takes place in May 2026.
Bishop High Sierra Ultras
Bishop High Sierra Ultras is a 100 km ultramarathon trail race held in Bishop, CA. The event takes place in May 2026.
O'Neill Park Trail Races
O'Neill Park Trail Races is a 50 km ultra trail race held in Trabuco Canyon, CA. The event takes place in May 2026.
Bay to Breakers
12K across San Francisco from bay to ocean.
Western States Health and Athletics Annual Conference
Western States Health and Athletics Annual Conference is a trail race held in Auburn, CA. The event takes place in May 2026.
Western States Training Camp - Memorial Weekend
Western States Training Camp - Memorial Weekend is a trail race held in Foresthill, CA. The event takes place in May 2026.
Heartbreak
King of the Mountains Challenge - Stage 3. Southern California’s best-kept secret.
Mount Wilson Trail Race 2026
The Mount Wilson Trail Race returns this year and will be held on Saturday, May 23rd, 2026. Race start time is 7:30 a.m., with packet pickup beginning at 6:00 a.m.
China Camp Trail Run
China Camp Trail Run is a 10 km trail race held in San Rafael, CA. The event takes place in May 2026.
Placerville Path Memorial Day Run
Placerville Path Memorial Day Run is a 15 km trail race held in Placerville, CA. The event takes place in May 2026.
Calero Trail Run - Spring
Calero Trail Run - Spring is a 50 km ultra trail race held in San Jose, CA. The event takes place in May 2026.
Pacifico Ultra
Pacifico Ultra is a 50 km ultra trail race held in Palmdale, CA. The event takes place in May 2026.
Cinderella Trail Run
The course travels through beautiful Joaquin Miller & Redwood Regional parks. You'll wind through tall redwoods along popular Sequoia-Bayview and French trails.
Eastern Sierra Double Century
“And what glorious landscapes are about me, new plants, new animals, new crystals, and multitudes of new mountains, towering in glorious array along the axis of the range, serene, majestic,.
Run The Rim
Run The Rim is a 50 km ultra trail race held in Arnold, CA. The event takes place in May 2026.
PCT 50
PCT 50 is a 81 km ultra trail race held in Cleveland National Forest, CA. The event takes place in June 2026.
Coolest Ride and Tie and Equathon
Coolest Ride and Tie and Equathon is a trail race held in Cool, CA. The event takes place in June 2026.
Grasshopper Peak Redwoods Run
Grasshopper Peak Redwoods Run is a 30 km trail race held in Weott, CA. The event takes place in June 2026.
Malibu Canyon Trail Races
Malibu Canyon Trail Races is a 100 km ultramarathon trail race held in Malibu, CA. The event takes place in June 2026.
Coolest 10km Trail Run
Coolest 10km Trail Run is a 10 km trail race held in Cool, CA. The event takes place in June 2026.
Dirt Circus - San Francisco
Dirt Circus - San Francisco is a trail race held in San Francisco, CA. The event takes place in June 2026.
Griffith Park Trail Marathon Relay & 8K
Griffith Park Trail Marathon Relay & 8K is a marathon trail race held in Los Angeles, CA. This iconic event is the perfect opportunity to push yourself, bond with friends, and take in the breathtaking beauty of Griffith Park.
2026 Lake Chabot Trail Challenge (Half Marathon & 5K)
“Beginning July 1, 2024, the “Honest Pricing Law” or “Hidden Fees Statute,” SB 478, makes it illegal for businesses to advertise or list a price for a good or service that does not include all. This race is well regarded amongst serious trail runners in the outlying areas.
Tahoe 200 Endurance Run
Tahoe 200 Endurance Run is a 322 km ultramarathon trail race held in Lake Tahoe, CA. The event takes place in June 2026.
Holcomb Valley: Big Bear Peaks & Pines
Holcomb Valley: Big Bear Peaks & Pines is a half marathon trail race held in Big Bear Lake, CA. The event takes place in June 2026.
Cool Moon 100 Mile Endurance Run
Cool Moon 100 Mile Endurance Run is a 161 km ultramarathon trail race held in Cool, CA. The event takes place in June 2026.
Ascend Spring Training Program
Ascend Spring Training Program is a trail race held in Santa Rosa, CA. The event takes place in June 2026.
Bay Area 100
Bay Area 100 is a 161 km ultramarathon trail race held in Berkeley, CA. The event takes place in June 2026.
Cool Moon Trail Races
Cool Moon Trail Races is a 100 km ultramarathon trail race held in Cool, CA. The event takes place in June 2026.
Tails & Trails- Charitable Walk/Run
Tails & Trails- Charitable Walk/Run is a trail race held in Santa Rosa, CA. The event takes place in June 2026.
Burney Mountain 100
Burney Mountain 100 is a 161 km ultramarathon trail race held in Cassel, CA. The event takes place in June 2026.
Orange Curtain
Orange Curtain is a 100 km ultramarathon trail race held in Cerritos, CA. The event takes place in June 2026.
Trail Futures NTN Nike Trail Nationals
Trail Futures NTN Nike Trail Nationals is a trail race held in Lake Tahoe, CA. The event takes place in June 2026.
The Broken Arrow Skyrace
The Broken Arrow Skyrace is a 18 km trail race held in Lake Tahoe, CA. The event takes place in June 2026.
Tough Topanga
Tough Topanga is a 15 km trail race held in Topanga, CA. The event takes place in June 2026.
Bizz Johnson's Southside Scramble
Bizz Johnson's Southside Scramble is a trail race held in Susanville, CA. This amazing new trail race showcases the best of the Susan River Canyon.
Headwaters Trail Runs
Headwaters Trail Runs is a 52 km ultra trail race held in Mount Shasta, CA. The event takes place in June 2026.
Golden State
Golden State is a 50 km ultra trail race held in Marina, CA. The event takes place in June 2026.
Black Mountain Trail Races
Black Mountain Trail Races is a 50 km ultra trail race held in San Diego, CA. The event takes place in June 2026.
Broken Arrow Skyrace 52K
Broken Arrow Skyrace 52K is a 52 km ultra trail race held in Olympic Valley, California.
The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)
We cannot promise you'll encounter any cryptic, aquatic creatures at Loch Chabot, but you might. We DO promise a gorgeous trail run on the scenic trails of Loch Chabot Regional Park, some quality nature therapy, and some incredible views.
Chingona Fest
This event is a fundraiser for Chingonas on the Run and an opportunity to bring our community together through running and camping. Chingonas on the Run: Camp & Loop Where miles, mountains, and mujeres meet.
Western States
Western States is a 161 km ultramarathon trail race held in Olympic Valley, CA. The event takes place in June 2026.
Western States 100
100 miles through the Sierra Nevada mountains.
Burney Basin Days
Burney Basin Days is a 10 km trail race held in Burney, CA. The event takes place in July 2026.
Rancho Hills Trail Run - Summer
Rancho Hills Trail Run - Summer is a 50 km ultra trail race held in Morgan Hill, CA. The event takes place in July 2026.
San Francisco Bay 2 Bankers 5K, 10K
San Francisco Bay 2 Bankers 5K, 10K is a 5.0 km trail race held in San Francisco, CA. The event takes place in July 2026.
San Lorenzo River Trail Run
Run through 300 foot tall, 1500 year-old Coastal Redwoods, lush stream canyons, open meadows, pine and oak forests, and high dry chaparral-covered ridges. The Half Marathon, 30K, Marathon, and 50K events cross the San Lorenzo River (shown above) multiple times.
The Mt. Baldy 5000
The Mt. Baldy 5000 is a 5.0 km trail race held in Mt Baldy, CA. The event takes place in July 2026.
Valley Crest Trails
Valley Crest Trails is a 10 km trail race held in Los Angeles (Tarzana), CA. The event takes place in July 2026.
Tough Mugu
Tough Mugu is a 25 km trail race held in Malibu, CA. The event takes place in July 2026.
Muir Woods Trail Run
Muir Woods Trail Run is a 30 km trail race held in Stinson Beach, CA. The event takes place in July 2026.
Harding Hustle
Harding Hustle is a 50 km ultra trail race held in Modjeska Canyon, CA. The event takes place in July 2026.
Great Shasta Rail Trail
Great Shasta Rail Trail is a 50 km ultra trail race held in McCloud, CA. The event takes place in July 2026.
Run and Raft Adventure Day
Run and Raft Adventure Day is a trail race held in Lotus, CA. The event takes place in July 2026.
Elder Creek Night Runs
Elder Creek Night Runs is a 50 km ultra trail race held in Anza, CA. The event takes place in July 2026.
Mountain Tiger Donner Summit
Mountain Tiger Donner Summit is a 8.0 km trail race held in Soda Springs, CA. The event takes place in July 2026.
Lost Sierra Endurance Race
Lost Sierra Endurance Race is a 100 km ultramarathon trail race held in Downieville, CA. The event takes place in July 2026.
Blood, Sweat and Beers Trail Run
Blood, Sweat and Beers Trail Run is a 8.0 km trail race held in Auburn, CA. The event takes place in July 2026.
Point Mariah Trail Marathon
Point Mariah Trail Marathon is a marathon trail race held in Truckee, CA. The event takes place in August 2026.
Riley Park Trail Races
Riley Park Trail Races is a 30 km trail race held in Coto de Caza, CA. The event takes place in August 2026.
Rodeo Valley Trail Run
Rodeo Valley Trail Run is a 50 km ultra trail race held in Sausalito, CA. The event takes place in August 2026.
Skyline 50k Endurance Run
Skyline 50k Endurance Run is a 50 km ultra trail race held in Castro Valley, CA. The event takes place in August 2026.
Mount Madonna Challenge
Mount Madonna Challenge is a 10 km trail race held in Gilroy, CA. The event takes place in August 2026.
The Napa Lapa Trail Adventure
The Napa Lapa Trail Adventure is a trail race held in Napa, CA. The event takes place in August 2026.
Thunder Mountain Trail Challenge
Thunder Mountain Trail Challenge is a 50 km ultra trail race held in Kit Carson, CA. The event takes place in August 2026.
SAR Wild Run
An event for the entire family, join us for this Fresno County Search And Rescue FUNdraiser. Starting 1/4mi North of the intersection of Dinkey Creek Rd.
The Bulldog Ultra
The Bulldog Ultra is a 75 km ultra trail race held in Calabasas, CA. The event takes place in August 2026.
Tamalpa Headlands 50K
Tamalpa Headlands 50K is a 50 km ultra trail race held in Sausalito, CA. The event takes place in August 2026.
Almaden Hills Trail Run - Summer
Almaden Hills Trail Run - Summer is a 50 km ultra trail race held in San Jose, CA. The event takes place in August 2026.
Redwood (Summer) Trail Run
The course travels through beautiful Redwood Regional Park. Enjoy the spectacular views along the East Ridge and West Ridge trails and wind through tall redwoods on the popular Stream and Bridle trails.
Santa Cruz Trail Run
Giant redwoods dominate the landscape in our Santa Cruz Trail Run. Aside from coiling single-track that opens up to expansive roads and paths–and even sand–participants will enjoy the ocean breezes pouring in from the Santa Cruz coast.
Trail Run at Sly Park - Summer
Trail Run at Sly Park - Summer is a 50 km ultra trail race held in Pollock Pines, CA. The event takes place in August 2026.
Desolate Peaks
Desolate Peaks is a trail race held in South Lake Tahoe, CA. The event takes place in August 2026.
Fillmore-Japantown Find-Your-Way 5K, 10K San Francisco
Fillmore-Japantown Find-Your-Way 5K, 10K San Francisco is a 10 km trail race held in San Francisco, CA. The event takes place in August 2026.
Tanri Lake Race
Tanri Lake Race is a 10 km trail race held in Miramonte, CA. The event takes place in August 2026.
SPASM Crystal Springs Trail Run
Experience the towering redwoods, lush ferns, and beautiful trails through Huddart Park, King's Mountain and Bear Gulch. (Distances are accurately measured using a Rolatape® surveyor's measuring wheel.).
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.
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.
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.
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.
Berkeley Trail Adventure
Berkeley Trail Adventure is a 50 km ultra trail race held in Berkeley, CA. The event takes place in September 2026.
Mendocino Running Festival
Mendocino Running Festival is a 10 km trail race held in Mendocino, CA. The event takes place in September 2026.
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.
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.
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.
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.
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.
Mammoth Trailfest
Mammoth Trailfest is a trail race held in Mammoth Lakes, CA. 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.
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.
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.
Ridge Rambler 5k
Ridge Rambler 5k is a 5.0 km trail race held in Bridgeport, 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.
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.
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.
THE MAMMOTH
THE MAMMOTH is a trail race held in Mammoth Lakes, CA. The event takes place in October 2026.
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.
Cirque Series - Mt Baldy, CA
Cirque Series - Mt Baldy, CA is a trail race held in Mt Baldy, CA. 9.1 miles featuring 3,926' ft vert.
Angeles Crest 100 Mile Endurance Run
Angeles Crest 100 Mile Endurance Run is a 161 km ultramarathon trail race held in Wrightwood, CA. The event takes place in October 2026.
Cuyamaca 100k
Cuyamaca 100k is a 100 km ultramarathon trail race held in Julian, CA. The event takes place in October 2026.
Saddle2Surf
Run 50 miles from Norco, CA (AKA Horsetown USA) to the beautiful California coast in Huntington Beach (Surf City USA). On this run, you will experience the beauty and the beast that is Southern California.
Kokanee Trail Runs
Kokanee Trail Runs is a 10 km trail race held in South Lake Tahoe, CA. The event takes place in October 2026.
Ruth Anderson Memorial Endurance Run
The course is a 4.5 mi loop around Lake Merced.
Mountain Tiger Diablo
Mountain Tiger Diablo is a 19 km trail race held in Clayton, CA. The event takes place in October 2026.
Sunset & Cider Trail Races
Sunset & Cider Trail Races is a 50 km ultra trail race held in Auburn, CA. The event takes place in October 2026.
That's No Moon Trail Races
That's No Moon Trail Races is a 50 km ultra trail race held in Silverado, CA. The event takes place in October 2026.
Bizz Johnson
Set PRs and qualify for the Boston Marathon on this fast, downhill course. Total net downhill loss for the marathon is 929 feet making it the PERFECT course to qualify on.
The Peak 50K, Marathon & Half Marathon
The Peak 50K, Marathon & Half Marathon is a 50 km ultra trail race held in Julian, CA. The event takes place in October 2026.
Cahuilla Rez Ultra
Cahuilla Rez Ultra is a 5.0 km trail race held in Anza, CA. The event takes place in October 2026.
Sonoma Fall Classic
Sonoma Fall Classic is a 161 km ultramarathon trail race held in Healdsburg, CA. The event takes place in October 2026.
California Gold Rush Trail Run - Fall
California Gold Rush Trail Run - Fall is a 15 km trail race held in Coloma, CA. The event takes place in October 2026.
Lake Hodges Trail Festival
THE LAKE HODGES TRAIL RUNS & TRAIL DUATHLON- RUN | BIKE | RUN is an annual trail running experience you don't want to miss. We offer something for the whole family to enjoy.
Heart of Cool Trail Run
Heart of Cool Trail Run is a trail race held in Cool, CA. If so, HoC 5k, 10k and half marathon is just what you are looking for.
SPACEROCK Trail Race
OUT-OF-THIS-WORLD TRAIL RUNNING SPACEROCK: the final trail running frontier. These are the voyages of trail runners around the world.
The Jackalope Lope
Located in Whiskeytown National Recreation Area, an area known for it’s challenging trails and maximum vert. Whether you choose to do the 8.5 mile, 20.5 mile, or 52k - we are convinced this trail run will satisfy your craving for a challenge.
Fleet Feet Fall Classic - Trail October 18th, 2026
LOCATION South Rim Trail Head/ Backside of Bidwell Golf Course Chico, CA US 95928 DISCRIPTION Fleet Feet Chico is pleased to offer two trail races in our beautiful Upper Bidwell Park. The two races will start on the south side of the park down Annies Trail for a fun adventure on the single-track trails.
Weekend at Burney
Weekend at Burney is a 9.7 km trail race held in Burney, CA. The event takes place in October 2026.
NorCal Backyard Ultra
NorCal Backyard Ultra is a ultra trail race held in Granite Bay, CA. The event takes place in October 2026.
San Diego 200
San Diego 200 is a 322 km ultramarathon trail race held in Escondido, CA. The event takes place in October 2026.
Acorn Creek Trail Run
Acorn Creek Trail Run is a 10 km trail race held in Pilot Hill, CA. The event takes place in October 2026.
The Rubicon
The Rubicon is a trail race held in Oxbow Reservoir, CA. The event takes place in October 2026.
Wildwood Canyon Trail Run
Wildwood Canyon Trail Run is a 6.0 km trail race held in Yucaipa, CA. The event takes place in October 2026.
Haunted Corner 5K, 10K Pleasant Hill
Haunted Corner 5K, 10K Pleasant Hill is a 10 km trail race held in Pleasant Hill, CA. The event takes place in October 2026.
Island View - Endurance Run
Island View - Endurance Run is a 100 km ultramarathon trail race held in Goleta, CA. The event takes place in October 2026.
Trail Run at Sly Park - Fall
Trail Run at Sly Park - Fall is a 50 km ultra trail race held in Pollock Pines, CA. The event takes place in October 2026.
Machete Muertos 200
Machete Muertos 200 is a 322 km ultramarathon trail race held in Perris, CA. The event takes place in October 2026.
HALLOWEEN SPOOKTACULAR 6 HOUR AND 4 HOUR TRAIL RUN
HALLOWEEN SPOOKTACULAR 6 HOUR AND 4 HOUR TRAIL RUN is a trail race held in Laguna Beach, CA. The event takes place in October 2026.
ZombieRunner Halloween
Run in your Halloween costume along the popular Coyote Creek trail and win a prize. The Half Marathon (CA21023TEB) and Marathon (CA22026TEB) courses are USATF are certified.
Haunted Sacramento 5K, 10K
Haunted Sacramento 5K, 10K is a 10 km trail race held in Sacramento, CA. The event takes place in October 2026.
Caspers Trail Races
Caspers Trail Races is a 50 km ultra trail race held in San Juan Capistrano, CA. The event takes place in October 2026.
Oakland Tech 5km/1 mile Race/Run/Walk Fundraiser
Support Oakland Tech Students and Programs Join us for a 5K trail race or 1-mile fun run/walk in beautiful Joaquin Miller Park on November 2, 2025 (end of Daylight savings time.) The course winds. This event is a fundraiser for the Oakland Tech PTSA, which provides invaluable funding for student programs and activities.
The Saddleback Marathon
The Saddleback Marathon is a 25 km trail race held in Silverado, CA. The event takes place in November 2026.
Lake Chabot Trail Run
The course starts at the Marina and travels around the popular Lake Chabot reservoir and surrounding hills. Great course for first-time trail runners.
Sri Chinmoy 6-Hour Race - San Diego
Sri Chinmoy 6-Hour Race - San Diego is a trail race held in San Diego, CA. The event takes place in November 2026.
Catalina Island Half-Marathon & 10K
Experience the ultimate California trail half-marathon, an adventure that will test your limits while rewarding you with awe-inspiring beauty. Starting in the charming town of Avalon, the race kicks off with a scenic run past the historic Wrigley Mansion.
Roosters Backyard Ultra
Roosters Backyard Ultra is a ultra trail race held in San Diego, CA. The event takes place in November 2026.
Live Oak Odyssey
Live Oak Odyssey is a trail race held in Trabuco Canyon, CA. The event takes place in November 2026.
Go Wild! Santa Cruz 2 Hr, 4 Hr
Go Wild! Santa Cruz 2 Hr, 4 Hr is a trail race held in Santa Cruz, CA. The event takes place in November 2026.
ZombieRunner Quarry Lakes
The course starts in the scenic Quarry Lakes Regional Recreation area and follows the popular Alameda Creek Trail up to the mouth of Niles Canyon. The Half Marathon (CA19047RS) course is USATF certified.
Zoom Turkey Trot
Run along the popular Coyote Creek trail Thanksgiving morning and stand to win a turkey. The Half Marathon course is USATF certified (CA21023TEB).
LA Turkey Trail
LA Turkey Trail is a 10 km trail race held in Los Angeles, CA. The event takes place in November 2026.
Quad Dipsea
Quad Dipsea is a 6.4 km trail race held in Mill Valley, CA. The event takes place in November 2026.
SoCal Ultra Runners Grand Prix Series
SoCal Ultra Runners Grand Prix Series is a ultra trail race held in Southern, CA. The event takes place in December 2026.
Ray Miller 50/50
Ray Miller 50/50 is a 50 km ultra trail race held in Malibu, CA. The event takes place in December 2026.
Anza Borrego Cuyamaca 50 Mile Run
Anza Borrego Cuyamaca 50 Mile Run is a 81 km ultra trail race held in Julian, CA. The event takes place in December 2026.
The Wrath of Krampus: Last Person Standing
The Wrath of Krampus: Last Person Standing is a trail race held in Yucaipa, CA. The event takes place in December 2026.
Holiday Hustle 5K, 10K Livermore
Holiday Hustle 5K, 10K Livermore is a 10 km trail race held in Livermore, CA. The event takes place in December 2026.
Crystal Cove Trail Run
Crystal Cove Trail Run is a 15 km trail race held in Newport Beach, CA. The event takes place in December 2026.
Holiday Hustle Sacramento 5K, 10K
Holiday Hustle Sacramento 5K, 10K is a 10 km trail race held in Sacramento, CA. The event takes place in December 2026.
Dirty December Trail Run
Dirty December Trail Run is a 10 km trail race held in San Diego, CA. The event takes place in December 2026.
Backbone Trail Ultra
Backbone Trail Ultra is a 109 km ultramarathon trail race held in Santa Monica Mountains, CA. The event takes place in January 2027.
Hops and Spokes Mountain Bike Classic
Hops and Spokes Mountain Bike Classic is a trail race held in Yucaipa, CA. The event takes place in January 2027.
La Cuesta Ranch Trail Run
La Cuesta Ranch Trail Run is a 30 km trail race held in San Luis Obispo, CA. The event takes place in January 2027.
Sean O'Brien 100K/50M/50K/26.2/30K
Sean O'Brien 100K/50M/50K/26.2/30K is a 100 km ultramarathon trail race held in Calabasas, CA. The event takes place in January 2027.
The Ranch 50k
The Ranch 50k is a 50 km ultra trail race held in Escondido, CA. The event takes place in February 2027.
SoCalUltraTrail at Tejon Ranch
SoCalUltraTrail at Tejon Ranch is a 100 km ultramarathon trail race held in Lebec, CA. The event takes place in February 2027.
Sycamore Canyon
Sycamore Canyon is a 100 km ultramarathon trail race held in Poway, CA. The event takes place in February 2027.
Will Rogers 24 Hour/12 Hours/6 Hour
Will Rogers 24 Hour/12 Hours/6 Hour is a 50 km ultra trail race held in Pacific Palisades, CA. The event takes place in February 2027.
The Quest! Adventure Run
The Quest! Adventure Run is a 19 km trail race held in Auburn, CA. The event takes place in March 2027.
Bad Ass Backyard Ultra
Bad Ass Backyard Ultra is a ultra trail race held in Rio Linda, CA. The event takes place in March 2027.