Endurance Races in Connecticut, United States 2026 86 events
Browse upcoming endurance races in United States. Find dates, distances, and registration links.
Upcoming races
RunningIn 3 weeks
17th Annual Farmington River Run 5K Trail Race
◎ Farmington, USA▤ Sep 20, 2026
5 km
RunningIn 3 weeks
14th Annual NOW ~Lap The Lake~ 5k Walk & Run
◎ Dayville, USA▤ Sep 20, 2026
5 km
RunningIn 3 weeks
2026 Darien Road Race & Family Fun Day Charity Fundraiser
◎ Darien, USA▤ Sep 20, 2026
RunningIn 3 weeks
Cockaponsett Trails to a Cure
◎ Chester, USA▤ Sep 20, 2026
RunningIn 3 weeks
Come Out & Run 5k
◎ Wilton, USA▤ Sep 20, 2026
5 km
RunningIn 3 weeks
Circle of Care's Annual Walk/Run for Kids With Cancer
◎ Westport, USA▤ Sep 20, 2026
RunningIn 4 weeks
2026 Hartford HealthCare Community 5K
◎ Hartford, USA▤ Sep 26, 2026
5 km
RunningIn 4 weeks
2026 Pies & Pub TaTa Trot 5k
◎ Middlebury, USA▤ Sep 26, 2026
5 km
RunningIn 4 weeks
Chamber Challenge 5K
◎ Meriden, USA▤ Sep 26, 2026
5 km
RunningIn 4 weeks
Come on Over 5K and 2.1 Mile Fitness Walk
◎ Portland, USA▤ Sep 26, 2026
5 km
RunningIn 4 weeks
Cromwell Riverport 5k
◎ Cromwell, USA▤ Sep 26, 2026
5 km
RunningIn 4 weeks
4th Annual Beach to Beach 5k
◎ Morris, USA▤ Sep 27, 2026
5 km
RunningIn 4 weeks
Bosco Fowler Memorial 5K Road Race
◎ Stafford Springs, USA▤ Sep 27, 2026
5 km
SwimmingIn 4 weeks
Central CT Open Water Swim
◎ Marlborough, USA▤ Sep 27, 2026
RunningIn 5 weeks
5th Annual Purple Light Project 5K
◎ Hartford, USA▤ Oct 3, 2026
5 km
RunningIn 5 weeks
Forbidden Forest 30 Hour Ultra Trail Run
◎ Stratford, USA▤ Oct 3, 2026
RunningIn 5 weeks
Dana's Angels Research Trust's 2026 "DART To The Finish" 2 Mile Walk to Cure Niemann-Pick type C Disease
◎ Old Greenwich, USA▤ Oct 3, 2026
3.2 km
RunningIn 5 weeks
Apple Harvest Road Races
◎ Southington, USA▤ Oct 4, 2026
RunningIn 5 weeks
NipMuck Trail Marathon
◎ Ashford, USA▤ Oct 4, 2026
42.2 km
RunningIn 5 weeks
Capalbo Strong Walk
◎ Fairfield, USA▤ Oct 4, 2026