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Connecticut Marathon Races

Upcoming marathon races in Connecticut, sorted by date.

1 Mile5K10K15K10 MileHalf MarathonMarathonUltra

Nov 2026

Nov14Sat

Roxbury Fall Classic

Roxbury, CT · from $75

50K26.2 Miles13.1 Miles

Training for a race in Connecticut? Find a coach who knows the area.

A coach turns a goal time into a plan built around your schedule, your history and your race, and can meet you in Connecticut.

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Oct 2027

Oct16Sat

Tackle the Trail (TM)

Northeast, CT

26.2 Miles13.1 Miles6.2 Milesregistration closed

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Pace, finish time, race predictions and training paces.

Mile-by-mile pace band →

Printable splits with negative-split and hill adjustments.

Race listings come from RunSignup. Dates, prices and details can change, so confirm on the race's registration page.