5K races in Connecticut, United States — 2026 running calendar

Oct

11

Walk/Run for Abilis

Old Greenwich, Connecticut, United States

Running

5K

Oct

10

Pumpkin Run Harwinton 5K & Kids Dash

Harwinton, Connecticut, United States

Running

5K 200 Yard Kids Dash (Must be accompanied by parent or guardian 18+) 400 Yard Kids Dash

Oct

10

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

Hartford, Connecticut, United States

Running

Marathon Half-Marathon 5K

Oct

10

Hartland Harvest Run

East Hartland, Connecticut, United States

Running

5K

Oct

10

Gemstone Sparkle Sprint 5k

Wilton, Connecticut, United States

Running

5K 1.6K

Oct

09

RACE FOR CATHERINE

Newtown, Connecticut, United States

Running

5K

Oct

07

Somers Cross Country Home Meet 2

Somers, Connecticut, United States

Running

5K

Oct

04

Big Sky 5K

Farmington, Connecticut, United States

Running

5K

Oct

04

Anda! 5k

New Haven, Connecticut, United States

Running

5K

Oct

04

Strides for Strength!

Bridgeport, Connecticut, United States

Running Walking

5K Charity Walk

Oct

04

Vanessa's / Memorial Walk/Run

Naugatuck, Connecticut, United States

Running

5K

Oct

04

Apple Harvest Road Races

Southington, Connecticut, United States

Running Walking

8K 5K 3.2K 1.6K +2