Showing Marathons in Connecticut
Hartford, CT | May 14, 2025
Simsbury, CT | Jun 9, 2025
Hartford, CT | Oct 11, 2025
Browse Marathon races in Connecticut, including upcoming races and races up to one year past their event date. Sort by highest rating or number of reviews to elevate the most popular races.
For each Marathon race, you’ll find key details, finisher ratings and reviews, photos, videos, related articles, race-day weather data and a link to register.