3 aidRaces in Connecticut
As of October 6, 2026, Crewable lists 88 upcoming races in Connecticut from October 2026 to June 2027. The next is RACE FOR CATHERINE on October 9 in Newtown. Registration is open for 68. 3 advertise prize money.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
With aid station data
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1 aidRace calendar
October 2026
58 racesEversource Hartford Marathon, Half Marathon, Relay & Charity 5K
Hartford, CTMarathonHalf Marathon+1Prize moneyCloses Oct 9Coast Guard Foundation - Run to Remember 5k Road Race & Walk
New London, CT5KOpen until Oct 17from $40The Ridgefield Road Fest 50th Anniversary: 1/2 Marathon, 7-Miler, and The Iris Fund 5K
Ridgefield, CTHalf Marathon7 mi+1Open until Oct 18from $39.50Sickle Cell Disease Association of America, CT/ Michelle's House Walk. Run. Bike.
New Haven, CT15 mi5KOpen until Oct 24from $25Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family Stroll
WESTON, CTHalf Marathon5KOpen until Oct 25from $15Hamden Hall CISAC League Race
Hamden, CT
November 2026
17 racesPlainfield Salute the Troops 5k, Fun Run, & Soldier Stroll
Central Village, CT5K1.3 miOpen until Nov 7from $10Tarrywile Half Marathon
Danbury, CT3,000 ft gainMarathonHalf Marathon+1Prize moneyOpen until Nov 14from $50
December 2026
3 racesMarch 2027
2 racesApril 2027
4 racesMay 2027
3 racesJune 2027
1 raceQuick answers
What is the next race in Connecticut?
RACE FOR CATHERINE, on Friday, October 9, 2026, in Newtown. Distances: 5K.
How many races in Connecticut have open registration?
68 of the 88 list registration as open as of October 6, 2026, including RACE FOR CATHERINE, 4th Annual Pumpkin Run Harwinton 5K & Kids Dash and Come on Over 5K and 2.1 Mile Fitness Walk.
Which races in Connecticut offer prize money?
3 races advertise prize money, including Bristol Mum-A-Thon Road Race 2026 ($600).
How many of the races in Connecticut are ultramarathons?
13 of the 88 are ultramarathons (longer than a marathon, or a backyard, timed or 200+ mile format). The other 75 are shorter races.
What is the busiest month for races in Connecticut?
October 2026, with 58 of the 88. November 2026 follows with 17.
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