Connecticut Triathlon Calendar 2025-2026

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Explore the best triathlons in Connecticut for 2025-2026! Our updated list features 184 exciting races across the region. Find your next race in Connecticut below and join the running community at these great events!

April 2025
Apr
12
Saturday

Beach Bunny 5K

5 km
Apr
12
Saturday

Spirit of Spring Tolland Road Race

5 km
Apr
13
Sunday

Cheshire Road Race

5 km 13 mi
Apr
13
Sunday

Rocky Neck Runfest

5 km 18 mi 30 km
Apr
19
Saturday

Traprock 50

Trail Run 17 km 50 km
Apr
19
Saturday

Greenway 5K Charity Run & Walk

5 km
Apr
20
Sunday

Hoppin Hodges Rails to Trails 5K

5 km
Apr
26
Saturday

MahoneySabol 5K

5 km
Apr
26
Saturday

Lake Mohegan Trail Race

Trail Run 5 km 10 km 4 hr
Apr
26
Saturday

Deacon Chuck Dietsch Memorial 5K Run & Walk

5 km
Apr
26
Saturday

Naugatuck YMCA & Rotary 5K

5 km
Apr
26
Saturday

Shane Kinsella Memorial Run/Walk

2 mi 5 mi
Apr
26
Saturday

East Shore 5k

5 km
Apr
26
Saturday

Asher's Answer 5K

5 km
Apr
26
Saturday

Amputee Awareness 5K

5 km
Apr
27
Sunday

Jack Bristol Lake Waramaug Ultra Races

Trail Run 50 km 50 mi 100 km
Apr
27
Sunday

Run for Veterans

5 km 10 km
Apr
27
Sunday

Circle of Care Run and Walk

5 km
Apr
27
Sunday

Strides for Scholars

2 mi 5 km
Apr
27
Sunday

Ledyard Soccer Stride

5 km
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