Half Marathon Races in Connecticut
Find upcoming half marathon races in Connecticut — with dates, locations, and direct registration links.
25 upcoming half marathon races found in Connecticut
Upcoming Half Marathon Races in Connecticut
Hamden Fest Half MarathonHamden Fest 5K
Hamden Fest Half Marathon & 5k
Jun 6, 2026
Hamden, CT
View race
Half Marathon10K
UConn Health Half Marathon
Jun 6, 2026
Simsbury, CT
View race
Half Marathon5K
Athletic Brewing Company Fairfield Road Races
Jun 6, 2026
Fairfield, CT
View race
Half Marathon5K
Shipyard Old Port Half Marathon & 5k
Jun 6, 2026
Portland, CT
View race
Half Marathon
Fairfield Road Races Half Marathon
Jun 7, 2026
Fairfield, CT
View race
5KHalf marathon
10K - Individual Age group/open
Jun 8, 2026
Simsbury, CT
View race
Marathon5K
Half Marathon - Individual Age group/open
Jun 8, 2026
Simsbury, CT
View race
Half Marathon
New England Series Marathon & Half Marathon – Day 1
Jun 8, 2026
Simsbury, CT
View race
10KHalf marathon
Marathon - Individual Age group/open
Jun 8, 2026
Simsbury, CT
View race
64th Annual Ocean Beach/John & Jessie Kelley Half Marathon
64th Annual Ocean Beach/John & Jessie Kelley Half Marathon
Aug 1, 2026
New London, CT
View race
Half MarathonHalf Marathon Relay
Faxon Law New Haven Road Race
Sep 7, 2026
New Haven, CT
View race
Half marathon
2026 Gulf Beach Half Marathon
Sep 12, 2026
Milford, CT
View race
Half Marathon5K
Surftown Half Marathon, Relay & 5k
Sep 13, 2026
Hartford, CT
View race
Half Marathon
Hogsback Half Marathon
Sep 26, 2026
Colebrook, CT
View race
Half MarathonHalf Marathon Student
Garavel SoNo Half Marathon | 5K
Oct 4, 2026
Norwalk, CT
View race
Half Marathon10K
Norfolk Land Trust Trail Race/Haystack Mountain Challenge Half Marathon, 10k & 5k
Oct 4, 2026
Norfolk, CT
View race
Eversource Hartford MarathonEversource Hartford Half Marathon
Eversource Hartford Marathon, Half Marathon, Relay & Charity 5K
Oct 10, 2026
Hartford, CT
View race
Half Marathon10K
Mohawk Mountain Race Marathon, Half Marathon, 10k & 5k
Oct 11, 2026
Cornwall, CT
View race
Individual - MarathonRelay Team - Marathon
Tackle the Trail (TM)
Oct 17, 2026
Northeast, CT
View race
Half Marathon
Pamby Ridgefield Half Marathon & 7M
Oct 18, 2026
Ridgefield, CT
View race
Ridgefield Road Fest Half-MarathonRidgefield Road Fest 7-miler
The Ridgefield Road Fest 50th ANNIVERSARY: 1/2 Marathon, 7-Miler, & Iris Fund 5K
Oct 18, 2026
Ridgefield, CT
View race
The Reservoir Run Races Half MarathonThe Reservoir Run 5K
The Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family Stroll
Oct 25, 2026
WESTON, CT
View race
Half MarathonMarathon
Roxbury Fall Classic
Nov 14, 2026
Roxbury, CT
View race
Hillacious Half MarathonHillacious Half Relay
Hillacious Half Marathon
Nov 14, 2026
Litchfield, CT
View race
Storybrook Half Marathon
Storybook Half Marathon
Nov 21, 2026
Stratford, CT
View race