Races in CT, United States
82 upcoming races in CT, United States.
82 races found
Roxbury Road Race Series #6
The Roxbury Road Race Series #6, also known as the Daffodil Run, is a 5-mile road race run counterclockwise on the Squire course in Roxbury, Connecticut. Active duty military, veterans, and first responders are eligible for a registration discount.
Greenway 5K Charity Run & Walk
Naugatuck River Greenway Start at the Derby Municipal Lot - Route 8 Exit 15 onto Route 34W toward downtown Derby. Turn left at first light toward Rubino Scrap Metal.
UConn Nutrition Club 5k
Come out and join the UConn Nutrition Club for our third annual Spring 5K Run/Walk. Registration is open to anyone in the general public.
2026 Spirit of Spring Tolland Road Race
For 52 years, the Spirit of Spring Road Race has welcomed runners to compete in one of the first races of the Spring running season. This is the 17th year the race has been shortened to a NEW certified 5k course starting and ending at the Tolland High School.
Hartford Track Club Quarter Marathon
Hartford Track Club Quarter Marathon is a marathon road race held in West Hartford, CT. The quarter marathon distance is rare for weekend races.
Ion Bank Cheshire Road Races
Half Marathon: The flat, fast course runs through Cheshire and Hamden, with considerable stretches running along the historic Farmington Canal Trail. Medals to half marathon finishers.
Middletown 10K & 5K Run/Walk
https://www.hartfordmarathon.com/middletown-10k-5k-run-walk/.
Miles for Migraine Connecticut
Miles for Migraine will host its annual 2-mile Walk, 5K Run, and Relax Connecticut Event at Bushnell Park. The 5k course is chip timed, and all walk/run finishers receive a medal.
Farm & Forest All- Terrain 5K & Hog Wild Kids Fun Run
Farm & Forest All- Terrain 5K & Hog Wild Kids Fun Run is a 5K trail race held in Stamford, CT. The festivities begin with the Hog Wild Kids Fun Run at 8:00 AM, followed by the All-Terrain 5K at 8:30 AM.
Healthy Kids Running Series Spring 2026 - Pomfret, CT
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.
Zoomerangs! Kids Running Program
If your kids like to run, we've got a fun program just for them: Zoomerangs. This non-competitive, casual running program is designed for kids ages 12 & under.
Traprock 50
Traprock 50 is a 50 km ultra trail race held in Bloomfield, CT. The event takes place in April 2026.
Naugatuck YMCA & Rotary 5K
The Naugatuck YMCA & Rotary are hosting our annual 5K road race in Naugatuck, CT. A 3.1 mile course that follows Naugatuck streets along the scenic Naugatuck river.
Race for YOUR Mental Health
Race for YOUR Mental Health is a road race held in Meriden, CT. Registration begins at 7:45 a.m., and the kids' Fun Run begins at 8:30 a.m.
Roxbury Road Race Series #7
3.6 Miles- South, Wellers, Down Chalybes Active duty military/veterans and active first responders are encouraged to contact the race for a discount.
Tommy Sullivan's 5K
Tommy Sullivan's 5K is a 5K trail race held in Branford, CT. 50/50 Part Road/Part Trail in the scenic Branford Supply Pond Preregistration $30 though 3/31/2026 $35.00 from 4/01/2026 to 4/11/2026 $38.00 4/12/2026 to 4/18/2026 $40.00 Race Day Registration Ten.
SRC 5k, 10k, Half Marathon
The Stamford Run Club 5K, 10K & Half Marathon Sunday, April 19, 2026 | Mill River Park | Stamford, Connecticut Event Weekend Overview Event: Stamford Run Club 5K, 10K & Half Marathon Race Day:. On Sunday, April 19, 2026, Stamford Run Club proudly welcomes runners of all levels to Mill River Park for t.
Healthy Kids Running Series Spring 2026 - Somers, CT
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.
Healthy Kids Running Series Spring 2026 - East Windsor, CT
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.
Rocky Neck Runfest
The Rocky Neck Runfest is a road race event held in Niantic, Connecticut on April 19, 2026. The event is organized by the Hartford Marathon Foundation.
Roxbury Road Race Series #8
4.7 Miles- Down Squire, Highbridge, Up Jeep Trail Active duty military/veterans and active first responders are encouraged to contact the race for a discount.
Puzzles 5k
Puzzles 5k is a 5K road race held in Danbury, CT.
Shane Kinsella Memorial 5K Run or 2M Walk
The annual run/walk is a memorial to Shane Kinsella who died from SIDs in 2008. Proceeds from the event go to the SMK Children's Fund available to Goshen children.
Deacon Chuck Dietsch Memorial 5K Run & Walk for Haiti
Deacon Chuck Dietsch Memorial 5K Run & Walk for Haiti is a 5K road race held in Southbury, CT. Come join us to help support our brothers and sisters in Haiti - the poorest country in the Western Hemisphere.
America’s 250 Redcoat Retreat 5K
The Red Coat Retreat 5K will be one of the signature events of Thompson’s commemoration of America’s 250th anniversary. The run will bring together residents, visitors, and history enthusiasts to celebrate local heritage while promoting community health and spirit.
Lake Mohegan Trail Race
Lake Mohegan Trail Race is a 10 km trail race held in Fairfield, CT. The event takes place in April 2026.
Strides For Scholars
The Strides For Scholars point-to-point, downhill course is the fastest 5K in Connecticut. Registration and Packet Pickup starts at 7:30 AM and takes place at the Union Elementary School,18 Kinney Hollow RD, Union, CT.
Jack Bristol Lake Waramaug Ultra Races
Jack Bristol Lake Waramaug Ultra Races is a 100 km ultramarathon trail race held in Kent, CT. The event takes place in April 2026.
The Blue 2 Blue Challenge
The Blue 2 Blue Challenge is a 50 km ultra trail race held in New Haven, CT. The event takes place in May 2026.
Forgotten Forest 9 Hour Ultra
The Forgotten Forest Awaits: FYI: First the Enchanted will be on Saturday March 21, 2026 and will start at 8:30 am until 2:30 pm. It is a great race for training in fact the Enchanted 6 hour feeds training for the Fogotten 9 hour Saturday May 16, which leads to the Centurion 33 hour June 27/28, 2026 for a 100 mile buckle.Do as.
Run Ragged Last Person Standing
Run Ragged Last Person Standing is a trail race held in Berlin, CT. The event takes place in May 2026.
Forgotten Forest Ultra Run
Forgotten Forest Ultra Run is a ultra trail race held in Stratford, CT. The event takes place in May 2026.
Camp Challenge
Raise a little hell with Camp at our 5K Run/Walk or 6-hour Trail Run. Explore our gravel trails, feel the Magic of Camp, and help us bring joy to children with serious illnesses and their families.
Soapstone Mountain Trail Races
Soapstone Mountain Trail Races is a 6.0 km trail race held in Stafford Springs, CT. The event takes place in May 2026.
Mine Hill Half Marathon
Mine Hill Half Marathon is a marathon trail race held in Roxbury, CT. The event takes place in May 2026.
Woodland Ramble Trail Run
Woodland Ramble Trail Run is a trail race held in Mystic, CT. Join Kelley's Pace and Denison Pequotsepos Nature Center for a timed 5K trail race through high meadows, woods, and fields of Coogan Farm and the Nature Center.
Iron Hike - Spring 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.
IronHike Mohawk Mountain Spring 2026
...the "less talk about it, more be about it" year-defining Endurance Event Series that rewrites your story. "There is no peacocking here, everyone is after one thing.
Iron Hike - Spring Olympus Mons Ultra Trail Marathon - 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 - Spring 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 - Spring 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.
11th Annual Flanders Field & Forest 5K Trail Run/Walk
Flanders is excited for its 11th Anniversary Field & Forest 5K Trail Run/Walk on its property in Woodbury, CT. The 5K run/walk is a fun event, which exposes community members to the Flanders Van Vleck Farm & Nature Sanctuary.
Iron Hike - Spring 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.
Iron Hike - Spring 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.
Iron Hike - Spring Double Kuwohi Trail Marathon Plus Relay - 28+ Miles | 13,685' Elevation | 24-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 - Spring Double Kuwohi Trail Marathon Plus - 28+ Miles | 13,685' Elevation | 24-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.
Ansonia Six Hour Trail Run
Ansonia Six Hour Trail Run is a trail race held in Ansonia, CT. The event takes place in June 2026.
Nipmuck South Trail Race
Nipmuck South Trail Race is a 5.0 km trail race held in Mansfield, CT. The event takes place in June 2026.
Summer Solstice Trail Run
https://www.hartfordmarathon.com/summer-solstice-trail-run/.
Centurion Ultra Trail Event
Centurion Ultra Trail Event is a ultra trail race held in Stratford, CT. The event takes place in June 2026.
Centurion Trail 33 Hour Ultra
A great race to train for the Ghost Train Trail Race or any other 100 miler . FYI: Update: see first the Enchanted will be on Saturday March 21, 2026 and will will start at 8:30 am (EST) until 2:30 pm.
Brooksvale 12-Hour
Brooksvale 12-Hour is a trail race held in Hamden, CT. The event takes place in June 2026.
The Revolution
The Revolution is a trail race held in Redding, CT. The event takes place in July 2026.
Soapstone Assault
Soapstone Assault is a 8.0 km trail race held in Somers, CT. The event takes place in July 2026.
Tappen Brook 5K
Tappen Brook 5K is a 5.0 km trail race held in Bridgewater, CT. The event takes place in August 2026.
Shenipsit Striders Summer Fatass
Shenipsit Striders Summer Fatass is a trail race held in Tolland, CT. The event takes place in August 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.
Macedonia Trail Race
Macedonia Trail Race is a 50 km ultra trail race held in Kent, CT. 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.
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.
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.
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 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 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 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 - 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 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.
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.
Iron Hike - Fall Double Kuwohi Trail Marathon Plus Relay - 28+ Miles | 13,685' Elevation | 24-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 Double Kuwohi Trail Marathon Plus - 28+ Miles | 13,685' Elevation | 24-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 Answer the Bell Ultra Trail Marathon - Basic (Backyard Ultra Format) - 28+ Miles | 14,400'+ Elevation | 24-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.
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.
Forbidden Forest 30 Hour Ultra Trail Run
Forbidden Forest 30 Hour Ultra Trail Run is a ultra trail race held in Stratford, CT. The event takes place in October 2026.
NipMuck Trail Marathon
NipMuck Trail Marathon is a marathon trail race held in Ashford, CT. The event takes place in October 2026.
Mohawk Mountain Race
Mohawk Mountain Race is a 10 km trail race held in Cornwall, CT. The event takes place in October 2026.
Tackle the Trail (TM)
Individuals and up to 5-person relay teams will enjoy the quiet solitude of nature with bursts of energetic and supportive volunteers at 4 relay stations during this point-to-point race in Northeast. Individual runners can choose between the marathon, half-marathon, and 10K course options.
8 Hours at the Farm
8 Hours at the Farm is a 5.0 km trail race held in Brookfield, CT. The event takes place in November 2026.
Tarrywile Half Marathon
Tarrywile Half Marathon is a 10 km trail race held in Danbury, CT. The event takes place in November 2026.
Storybook Half Marathon
Once Upon a Trail… In Roosevelt Forest, where sunlight dances through the trees and adventure waits around every bend, the Storybook Half Marathon calls to you—to join the fun, take on the challenge, . Racers, Runners, Joggers, Ruckers, Hikers, and Walkers are all warmly invited to embark on this friendly forest quest.
Tower Tag Challenge
Tower Tag Challenge is a trail race held in Hamden, CT. The event takes place in December 2026.
Frosty Forest 5k
Frosty Goes 5k Off Road Santa says you could win this. This exciting frosty 5k run takes place at the Town of Stratford's own Roosevelt Forest, giving you a wonderful opportunity to 'get off the road' and onto the trails with nature.