Connecticut Half Marathon Calendar 2025-2026

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Explore the best half marathons in Connecticut for 2025-2026! Our updated list features 14 exciting races across the region. Find your next race in Connecticut below and join the running community at these great events!

May 2025
May - Jun
31-1
Sa - Su

Fairfield Road Races

5 km 13 mi
June 2025
Jun
7
Saturday

UConn Health Half Marathon

5 km 10 km 13 mi
Jun
14
Saturday

Hamden Fest Half Marathon

5 km 13 mi
August 2025
Aug
2
Saturday

John & Jessie Kelley Half Marathon

13 mi
September 2025
Sep
1
Monday

Faxon Law New Haven Road Race

5 km 20 km 13 mi
Sep
13
Saturday

Gulf Beach Half Marathon

13 mi
Sep
13
Saturday

Storybook Half Marathon

Trail Run 13 mi
Sep
21
Sunday

Angevine Farm Trail Festival

Trail Run 5 km 13 mi 8 hr
October 2025
Oct
11
Saturday

Hartford Marathon

5 km 13 mi 26 mi
Oct
12
Sunday

Mohawk Mountain Race

Trail Run 5 km 10 km 13 mi 26 mi
Oct
18
Saturday

Tackle the Trail - Pomfret, CT

Trail Run 10 km 13 mi 26 mi
November 2025
Nov
15
Saturday

Hillacious Half Marathon

4 mi 13 mi
Nov
16
Sunday

Tarrywile Half Marathon

Trail Run 10 km 13 mi 26 mi
March 2026
Mar
28
Saturday

Savin Rock Marathon

13 mi 26 mi
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