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Connecticut Half Marathon Races

Upcoming half marathon races in Connecticut, sorted by date.

1 Mile5K10K15K10 MileHalf MarathonMarathonUltra

Nov 2026

Nov14Sat

Hillacious Half Marathon

Litchfield, CT · from $50

13.1 Miles6.5 Miles4 Miles
Nov14Sat

Roxbury Fall Classic

Roxbury, CT · from $75

50K26.2 Miles13.1 Miles
Nov21Sat

Storybook Half Marathon

Stratford, CT

13.1 Milesregistration closed

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Apr 2027

Apr11Sun

Ion Bank Cheshire Road Races

Cheshire, CT · from $10

13.1 Miles5K0.5 Miles

Jun 2027

Jun5Sat

Athletic Brewing Company Fairfield Road Races

Fairfield, CT · from $10

16.2 Miles13.1 Miles5K1 Miles0.5 Miles

Sep 2027

Sep6Mon

Faxon Law New Haven Road Race

New Haven, CT · Virtual option · from $8

13.1 Miles20K5K0.5 Miles

Oct 2027

Oct3Sun

Garavel SoNo Half Marathon | 5K

Norwalk, CT

13.1 Miles3.1 Miles1 Milesregistration closed
Oct16Sat

Tackle the Trail (TM)

Northeast, CT

26.2 Miles13.1 Miles6.2 Milesregistration closed

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