Hartford is the most popular city to run a half marathon in Connecticut
Connecticut Half Marathon Calendar
Browse all Connecticut Half Marathons in 2024-2025 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.
We dedicate 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 [email protected] to submit your race.
Filter Connecticut Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
Filter Connecticut Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
March 30, 2025
100-500 runners
Essex, Connecticut
- Half Marathon, Road
April 13, 2025
500-1000 runners
Cheshire, Connecticut
- 5k, Half Marathon, Road
May 14, 2025
1-100 runners
Hartford, Connecticut
- Half Marathon, Marathon, Road
May 24, 2025
100-500 runners
Hamden, Connecticut
- 5k, Half Marathon, Road
June 1, 2025
1-100 runners
Fairfield, Connecticut
- Half Marathon, Road
June 9, 2025
1-100 runners
Simsbury, Connecticut
- Half Marathon, Marathon, Trail
October 5, 2025
1-100 runners
Hampton, Connecticut
- 5k, Half Marathon, Road
October 11, 2025
1,000-10,000 runners
Hartford, Connecticut
- 5k, Half Marathon, Marathon, Road
November 15, 2025
1-100 runners
Litchfield, Connecticut
- Half Marathon, Road
Running in Connecticut
FAQ
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?
