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Connecticut Running calendar 2024-2025

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Explore the best running races in Connecticut for 2024-2025! Our updated list features 73 exciting races across the state. Find your next race in Connecticut below and join the running community at these great events!

August 2025
Aug
23
Saturday

DK Movement Cares 5K Run/Walk

5 km
September 2025
Sep
1
Monday

Faxon Law New Haven Road Race

5 km 20 km 13 mi
Sep
6
Saturday

Groton City Brew Run

5 km
Sep
13
Saturday

Gulf Beach Half Marathon

13 mi
Sep
13
Saturday

Run 4 Hunger and Health

5 km
Sep
14
Sunday

Murray Lender Bagel Run 5K

3 km 5 km
October 2025
Oct
2-5
Th - Su

IronHike Endurance Series

Trail Run 15 mi 28 mi ... 61 mi 152 mi
Oct
11
Saturday

Hartland Harvest Run

3 km 5 km
Oct
11
Saturday

Forbidden Forest 30 Hour Ultra Run

Backyard Ultra 30 hr
Oct
18
Saturday

The Little Guild Run & Wag 5K

5 km
November 2025
Nov
2
Sunday

Tarzan Brown Mystic River Run

5 mi
Nov
9
Sunday

Colony Grill 'Hot Oil' 5K

5 km
Nov
15
Saturday

Hillacious Half Marathon

4 mi 13 mi