Half Marathons in Connecticut

April Fools 5K & Half Marathon · East Haddam, Connecticut

Ion Bank Cheshire Road Races · Cheshire, Connecticut

SRC 5k, 10k, Half Marathon · Stamford, Connecticut

Mystic Half Marathon & 10K · Mystic, Connecticut

Mystic Half Marathon · Mystic, Connecticut

2026 Hamden Hills Half Marathon & Flat 5K · Hamden, Connecticut

Mine Hill Half Marathon · Roxbury, Connecticut

Nutmeg State Marathon · Hartford, Connecticut

Athletic Brewing Company Fairfield Road Races · Fairfield, Connecticut

Hamden Fest Half Marathon & 5k · Hamden, Connecticut

UConn Health Half Marathon · Simsbury, Connecticut

UConn Health Half · Simsbury, Connecticut

2026 New England Series - Day 1 (CT) · Simsbury, Connecticut

John & Jessie Kelley Half Marathon · New London, Connecticut

Newtown Community Running Event · Newtown, Connecticut

Faxon Law New Haven Road Race · New Haven, Connecticut

2026 Gulf Beach Half Marathon · Milford, Connecticut

Hogsback Half Marathon · Colebrook, Connecticut

Norfolk Land Trust Trail Race Series - Haystack Mountain Challenge · Norfolk, Connecticut

Eversource Hartford Marathon, Half Marathon, Relay & Charity 5K · Hartford, Connecticut

Hartford Marathon · Hartford, Connecticut

Mohawk Mountain Race · Cornwall, Connecticut

The Ridgefield Road Fest 50th ANNIVERSARY: 1/2 Marathon, 7-Miler, & Iris Fund 5K · Ridgefield, Connecticut

Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family Stroll · WESTON, Connecticut

Hillacious Half Marathon · Litchfield, Connecticut

Roxbury Fall Classic · Roxbury, Connecticut

Tarrywile Half Marathon · Danbury, Connecticut

Storybook Half Marathon · Stratford, Connecticut