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Triathlon Calendar near Trumbull 2025-2026

Explore the top triathlons near Trumbull for 2025-2026! We've gathered 45 exciting races in the area. Check out our detailed list below to find your next local race.

May 2025
May
3-4
Sa - Su

Cacna1a 5k

5 km
May
4
Sunday

The Blue 2 Blue Challenge

Trail Run 50 km
May
10
Saturday

Ansonia Trails 5K

Trail Run 5 km
May
10
Saturday

GFA Dragon Dash

5 km
May
10
Saturday

St. James 5 Mile Challenge

5 km 5 mi
May
11
Sunday

Run Like a Mother 5k - Ridgefield

5 km
May
15
Thursday

Stamford Boys & Girls Club Corporate 5K

5 km
May
18
Sunday

Rossiter Run

5 km
May
18
Sunday

Spring Run The Farm - Katonah, NY

Trail Run 5 mi
May
18
Sunday

EDRRC - Summer Warm Up Run 50K

5 km 10 km ... 40 km 50 km
May
25
Sunday

Mine Hill Half Marathon

Trail Run 13 mi
May
26
Monday

Oh Boy 5K

5 km
May - Jun
31-1
Sa - Su

Fairfield Road Races

5 km 13 mi
May
31
Saturday

Pfc Joseph P Dwyer Ptsd Memorial 5k Run

5 km
June 2025
Jun
1
Sunday

TriRidgefield Sprint Triathlon

Triathlon
Jun
1
Sunday

Joe Keany Memorial 5K

5 km
Jun
7
Saturday

SongStrong

5 km
Jun
14
Saturday

Ansonia Six Hour Trail Run

Trail Run 6 hr
Jun
14
Saturday

Hamden Fest Half Marathon

5 km 13 mi
Jun
14
Saturday

Gaylord Gauntlet

Obstacle Run
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