Connecticut

Connecticut Running Calendar 2026-2027

Monthly updates for Connecticut

Get new running races (and updates) in your inbox every month.

Explore the best running races in Connecticut for 2026-2027! Our updated list features 336 exciting races across the region. Find your next race in Connecticut below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons Fitness Races

November 2026

Nov

Roxbury Road Race Series

Roxbury, Connecticut

6 mi

December 2026

Dec

Tower Tag Challenge

Hamden, Connecticut

Trail Run

Dec

Santa Made Me Do It

Bethlehem, Connecticut

2 mi 5 km

Dec

Norwich Winterfest 5k

Norwich, Connecticut

5 km

Dec

Cla Blue Back Mitten Run

West Hartford, Connecticut

5 km

Dec

Niantic Jingle 5K

Waterford, Connecticut

5 km

Dec

Frosty Forest 5K

Stratford, Connecticut

Trail Run 5 km

January 2027

Jan

Brookfield Lions Run for Sight

Brookfield, Connecticut

4 mi

Jan

Kelley's Pace Frostbite

Stonington, Connecticut

5 mi

Jan

HTC Winter Series Barkhamsted 17 Mile

Barkhamsted, Connecticut

9 mi 17 mi

Jan

Winter Wonderland 5 Miler

Milford, Connecticut

2 mi 5 mi

March 2027

Mar

ShamRock & Roll 5K

New Haven, Connecticut

5 km

Mar

Catch A Leprechaun 5K

Essex, Connecticut

5 km

April 2027

Apr

Savin Rock Marathon

West Haven, Connecticut

13 mi 26 mi

Apr

Run Across CT

Thompson, Connecticut

Trail Run 100 km 200 km

Apr

Sleeping Giant Trail Runs

Hamden, Connecticut

Trail Run 25 km 50 km