Connecticut Race Calendar

Connecticut Half Marathons by Date • By City

Browse all 2023 Connecticut half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.

When you view a race, you’ll also find contact info if you’re having problems with your registration or need to contact the race directors.

March 2023

Sat Mar 25 Savin Rock Marathon & Half Marathon West Haven CT
Sat Mar 25 Steam Train Half & Relay Essex CT

April 2023

Sat Apr 1 April Fools 5k & Half Marathon East Haddam CT
Sun Apr 2 Highland Half Marathon Scotland CT
Sun Apr 23 Cheshire Road Races Half Marathon & 5k Cheshire CT

May 2023

Sun May 7 Mark Twain Redding Road Race Half Marathon & 7M Redding CT
Sun May 7 Nutmeg State Marathon & Half Marathon Hartford CT
Sun May 21 Mystic Half Marathon & 10k Mystic CT
Sat May 27 Hamden Hills Half Marathon & 5k Hamden CT
Sun May 28 Mine Hill Half Marathon Roxbury CT

June 2023

Sat Jun 3 Hamden Fest Half Marathon & 5k Hamden CT
Sat Jun 3 UConn Health Half 10k & 5k Simsbury CT
Sun Jun 4 Fairfield Road Races Half Marathon Fairfield CT
Mon Jun 5 New England Series Marathon & Half Marathon Simsbury CT

August 2023

Sat Aug 5 John & Jessie Kelley Half Marathon New London CT

September 2023

Mon Sep 4 New Haven Road Race Half Marathon & 5K New Haven CT
Sat Sep 16 Gulf Beach Half Marathon Milford CT
Sun Sep 17 Golden Lights Half Marathon & 5k Greenwich CT
Sat Sep 23 Hogsback Half Marathon Colebrook CT
Sun Sep 24 Angevine Farm Trail Festival 50k Half Marathon 5k & 2k Warren CT

October 2023

November 2023

Sat Nov 18 Hillacious Half Marathon Litchfield CT
Sat Nov 18 Storybook Half Marathon Stratford CT
Sun Nov 19 Tarrywile 30k & Half Marathon Danbury CT