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

Sep

12

Suffield Parks & Recreation Road Race

Suffield, Connecticut, United States

Running Walking

10K 5K 2.5K Kid's Fun Run

Sep

12

Run 4 Hunger and Health

Newtown, Connecticut, United States

Running

5K 1.6K

Sep

12

4 Town 5k

Somers, Connecticut, United States

Running

5K

Sep

09

Somers Cross Country Home Meet 1

Somers, Connecticut, United States

Running

5K

Sep

08

Notre Dame West Haven XC Duels

West Haven, Connecticut, United States

Running

5K 4K

Sep

06

Haddam Neck Fair 5K

Haddam, Connecticut, United States

Running

5K

Sep

05

50th Annual Sao Paio 5k road race/walk and fun run

Naugatuck, Connecticut, United States

Running

5K

Sep

05

The Great Donut Challenge

West Hartford, Connecticut, United States

Running

5K

Sep

05

Black Hog Brewing Co. 5K Road Race

Oxford, Connecticut, United States

Running

5K

Sep

05

Get Ready to Run! 5K Training Program (Fall Session)

Glastonbury, Connecticut, United States

Running

5K

Aug

30

Edrrc - High Watch Recovery Center's Sprint for Sobriety 5K Run/Walk

Kent, Connecticut, United States

Running

5K

Aug

30

Newtown Community Running Event

Newtown, Connecticut, United States

Running

5K 10K Half-Marathon