Best New Haven, Connecticut Marathon Races

View some of the best Marathon races in New Haven, Connecticut! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.

    • M

    Simsbury, CT

    39.95 miles away

    I'm Attending

    2022 New England Series - Day 1 (CT)

    World's Best Marathon & Half Series (5K's and 10K's too)! No Time Limits Great Food Award-Winning Medals Loony Community!Event details and schedulePlease check our website for details.

    • M

    Colebrook, CT

    47.23 miles away

    I'm Attending

    2022 Hogsback Half Marathon

    2022 Hogsback Half Marathon Information: Start Time: General race begins promptly at 9 a.m. on September 24, 2022. If you anticipate needing more that 2 hours 45 minutes to complete the course, we will be offering an early start at 8:15 a.m.   A...

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