2024-2025 Connecticut Half Marathon Race Calendar

Connecticut Half Marathons by Date

Browse all Connecticut half marathon 2024 and 2025 by month and by city below.

For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up. When you view a race, you might also find contact info if you’re having problems with your registration or need to contact the race directors.

We dedicated dozens of hours every month searching for races to include in the Connecticut half marathons calendar.

If you happen to see any half marathon not included, contact us at info@halfmarathons.net to submit your race.

Looking for the best Connecticut half marathons for you? Check beneath the Connecticut half marathon calendar for answers to frequently asked questions.

Upcoming 2024-2025 Connecticut Half Marathons

August 2024

Sat Aug 3 John & Jessie Kelley Half Marathon New London CT

September 2024

Mon Sep 2 New Haven Road Race Half Marathon & 5K New Haven CT
Sun Sep 8 Surftown Half Marathon Relay & 5k Westerly CT
Sat Sep 14 Gulf Beach Half Marathon Milford CT
Sun Sep 22 Angevine Farm Trail Festival 50k Half Marathon 5k & 2k Warren CT
Sat Sep 28 Hogsback Half Marathon Colebrook CT
TBD Sep Golden Lights Half Marathon & 5k Greenwich CT

October 2024

November 2024

Sat Nov 16 Hillacious Half Marathon Litchfield CT
Sun Nov 17 Tarrywile 30k & Half Marathon Danbury CT
Sat Nov 23 Storybook Half Marathon Stratford CT
TBD Nov 2024 Airline Trail Ghost Run Hebron CT
TBD Nov 2024 Roxbury 50k Marathon & Half Marathon Roxbury CT

March 2025

Sat Mar 29 Savin Rock Marathon & Half Marathon West Haven CT

April 2025

May 2025

Sat May 24 Hamden Hills Half Marathon & 5k Hamden CT
TBD May Nutmeg State Marathon & Half Marathon Hartford CT
TBD May Mystic Half Marathon & 10k Mystic CT

June 2025

Connecticut foliage during the fall a location for Connecticut half marathons.

Frequently Asked Questions About Connecticut Half Marathons

What are the most popular Connecticut half marathons?

The Mystic Half Marathon, the UConn Health Half Marathon and the Hartford Half Marathon are the three most popular half marathons in Connecticut.

What’s the best half marathons in Connecticut for beginners in 2024?

Our favorite half marathons in Connecticut are the Mystic Half Marathon for it’s scenic New England coastal course and large running field. We also love the Fairfield Road Races Half Marathon for beginners because of it’s easy and scenic course along Jennings Beach.

What’s the best month to run a half marathon in Connecticut?

October is the most popular month to run a half marathon in Connecticut.

What are the most popular cities to run Connecticut half marathons?

Hartford is the most popular city to run a half marathon in Connecticut.