Endurance Grid's Race Calendar lists 14 upcoming half marathons in Connecticut, in 14 cities, from August to November 2026.
How long is a half marathon?+
A half marathon is 13.1 miles (21.1 kilometers).
Which Connecticut cities host half marathons?+
Half marathons in Connecticut are held in Colebrook, Hartford, Litchfield, New Haven, New London, Newtown, Norfolk, Northeast, Norwalk, and Old Greenwich, plus 4 other cities.
What other race distances are available in Connecticut?+
Beyond half marathon, Connecticut races cover a wide range of distances. Connecticut also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with aquabike, road cycling, running, swimming, trail running, triathlon, and ultra races of various distances.