3 aid10K Races in Connecticut
As of October 6, 2026, Crewable lists 10 upcoming 10K races in Connecticut from October 2026 to April 2027. The next is Mohawk Mountain Race on October 11 in Cornwall. Registration is open for 5. One advertises prize money.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
With aid station data
3 aid
1 aid
1 aidin 5 days
Mohawk Mountain Race
Cornwall, CT6,338 ft gain
MarathonHalf Marathon+2
Open until Oct 10from $40
in 40 days
Tarrywile Half Marathon
Danbury, CT3,000 ft gain
MarathonHalf Marathon+1Prize money
Open until Nov 14from $50
Race calendar
October 2026
5 racesNovember 2026
4 racesTarrywile Half Marathon
Danbury, CT3,000 ft gainMarathonHalf Marathon+1Prize moneyOpen until Nov 14from $50
April 2027
1 raceQuick answers
What is the next 10K race in Connecticut?
Mohawk Mountain Race, on Sunday, October 11, 2026, in Cornwall. Distances: Marathon, Half Marathon, 10K.
How many 10K races in Connecticut have open registration?
5 of the 10 list registration as open as of October 6, 2026, including Mohawk Mountain Race, 4th Annual OAH STRIDES Race and Family Fun Day and Abner Oakes III Veterans Run 5K & 10K.
Which 10K races in Connecticut offer prize money?
One race advertises prize money.
What is the busiest month for 10K races in Connecticut?
October 2026, with 5 of the 10. November 2026 follows with 4.
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