Connecticut Running calendar 2025-2026

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Explore the best running races in Connecticut for 2025-2026! Our updated list features 135 exciting races across the state. Find your next race in Connecticut below and join the running community at these great events!

January 2025
Jan
26
Sunday

Winter Wonderland 5 Miler

5 mi
February 2025
Feb
2
Sunday

Copper Hill Road Run

6 mi 13 mi
Feb
8
Saturday

Sweetheart Run & Walk

3 mi 5 mi
Feb
9
Sunday

IRIS Run for Refugees

5 km
Feb
9
Sunday

King of Pain

10 mi
Feb
23
Sunday

Lake Waramaug Polar Bear Run

7 mi
March 2025
Mar
1
Saturday

Kelley's Pace Hare Hop

5 km
Mar
2
Sunday

ShamRock & Roll 5K

5 km
Mar
8
Saturday

Shamrock Shuffle - Oakville

2 mi 3 mi
Mar
8
Saturday

O'Shenanigans 5K

5 km
Mar
8
Saturday

HTC Winter Series Simsbury 10K

10 km
Mar
9
Sunday

Courthouse O'Putnam 5K

5 km
Mar
9
Sunday

Bolton Road Race

5 mi
Mar
15
Saturday

Catch A Leprechaun 5K

5 km
Mar
15
Saturday

Hebron Maple Festival Sap Run 5K

5 km
Mar
15
Saturday

O'Niantic 5K

5 km
Mar
15
Saturday

Shamrock Run & Walk

2 mi 5 mi
Mar
16
Sunday

Run For The Shamrock

4 mi
Mar
16
Sunday

O'Hartford 10K

5 km 10 km
Mar
22
Saturday

Daisy Dash - Westbrook

5 km
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