There are 263 running races in Connecticut in 2026 across 124 cities. The next upcoming race is the Solstice Sprint 5K in West Hartford on June 17. Popular distances include 5K races, trail runs, half marathons.

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Roxbury 39 Cornwall 23 Stratford 15 Bridgeport 15 Hartford 13 Stamford 12 Milford 12 Hamden 11 New Haven 11 West Hartford 11 Meriden 10 Norwalk 9 Westport 9 Fairfield 9 Waterbury 8 Marlborough 8 Mystic 8 Middlebury 7 Madison 7 Danbury 7 Niantic 6 Ridgefield 6 Wallingford 6 Enfield 5 Trumbull 5 Branford 5 New London 5 Bristol 5 New Britain 5 Wilton 5

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