Endurance Races in Connecticut, United States 2026 73 events
Browse upcoming endurance races in United States. Find dates, distances, and registration links.
Upcoming races
RunningToday
14th Annual Miles for a Mission 5K Run/Walk – In Person AND Virtual – benefiting INTEMPO
◎ Stamford, USA▤ Sep 14-20, 2026
5 km
RunningIn 5 days
Bozrah Fire Department 5k Road Race and Kids' fun run
◎ Bozrah, USA▤ Sep 19, 2026
5 km
RunningIn 5 days
4 Town 5k
◎ Somers, USA▤ Sep 19, 2026
5 km
RunningIn 5 days
2nd Annual PCS Harvest Hustle 5K & Kids Run
◎ Pomfret Center, USA▤ Sep 19, 2026
5 km
RunningIn 5 days
2026 Run To The River 5K
◎ Deep River, USA▤ Sep 19, 2026
5 km
RunningIn 5 days
Arc Run
◎ Meriden, USA▤ Sep 19, 2026
RunningIn 5 days
Bound for the Sound
◎ Old Lyme, USA▤ Sep 19, 2026
RunningIn 6 days
14th Annual NOW ~Lap The Lake~ 5k Walk & Run
◎ Dayville, USA▤ Sep 20, 2026
5 km
RunningIn 6 days
17th Annual Farmington River Run 5K Trail Race
◎ Farmington, USA▤ Sep 20, 2026
5 km
RunningIn 6 days
2026 Darien Road Race & Family Fun Day Charity Fundraiser
◎ Darien, USA▤ Sep 20, 2026
RunningIn 6 days
Cockaponsett Trails to a Cure
◎ Chester, USA▤ Sep 20, 2026
RunningIn 6 days
Come Out & Run 5k
◎ Wilton, USA▤ Sep 20, 2026
5 km
RunningIn 6 days
Circle of Care's Annual Walk/Run for Kids With Cancer
◎ Westport, USA▤ Sep 20, 2026
RunningIn 12 days
Chamber Challenge 5K
◎ Meriden, USA▤ Sep 26, 2026
5 km
RunningIn 12 days
Come on Over 5K and 2.1 Mile Fitness Walk
◎ Portland, USA▤ Sep 26, 2026
5 km
RunningIn 12 days
Cromwell Riverport 5k
◎ Cromwell, USA▤ Sep 26, 2026
5 km
RunningIn 12 days
2026 Hartford HealthCare Community 5K
◎ Hartford, USA▤ Sep 26, 2026
5 km
RunningIn 12 days
2026 Pies & Pub TaTa Trot 5k
◎ Middlebury, USA▤ Sep 26, 2026
5 km
RunningIn 13 days
Bosco Fowler Memorial 5K Road Race
◎ Stafford Springs, USA▤ Sep 27, 2026
5 km
RunningIn 13 days
4th Annual Beach to Beach 5k
◎ Morris, USA▤ Sep 27, 2026
5 km