All races in Connecticut
Upcoming half marathons in Connecticut
13 half marathons are coming up in Connecticut, out of 228 races on the statewide calendar. Compare dates, distances and locations, then get ready with a personalized training plan.
13 upcoming races
November 2026
- Nov 16, 2026 Hillacious Half-Marathon📍 Litchfield, CT13.1 mi
April 2027
- Apr 3, 2027 Savin Rock Marathon & Half Marathon📍 West Haven, CT26.2 mi · 13.1 mi
- Apr 18, 2027 Stamford Run Club 5k/10k/Half Marathon📍 Stamford, CT13.1 mi · 6.2 mi · 3.1 mi
May 2027
- May 16, 2027 estimated dateMystic Half Marathon and 10K📍 Stonington, CT13.1 mi · 6.2 mi
- May 22, 2027 estimated dateHamden Hills Half Marathon and Flat 5K📍 Hamden, CT13.1 mi · 3.1 mi
June 2027
- Jun 5, 2027 estimated dateHamden Fest Half Marathon and 5K📍 Hamden, CT13.1 mi · 3.1 mi
- Jun 5, 2027 UCONN HEALTH Run📍 Hartford, CT13.1 mi · 6.2 mi · 3.1 mi
July 2027
- Jul 31, 2027 Ocean Beach John & Jessie Kelley Half Marathon📍 New London, CT13.1 mi
- Jul 31, 2027 estimated dateJohn & Jessie Kelley Half Marathon📍 New London, CT13.1 mi
September 2027
- Sep 11, 2027 estimated dateGulf Beach Half Marathon📍 Milford, CT13.1 mi
- Sep 12, 2027 estimated dateSurftown Half Marathon and 5k📍 Westerly, CT13.1 mi · 3.1 mi
- Sep 26, 2027 estimated dateGreenwich Half Marathon📍 Greenwich, CT13.1 mi
October 2027
- Oct 9, 2027 estimated dateEversource Hartford Marathon and Half Marathon📍 Hartford, CT26.2 mi · 13.1 mi · 3.1 mi
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