Indiana Triathlon Calendar 2025-2026

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Explore the best triathlons in Indiana for 2025-2026! Our updated list features 253 exciting races across the region. Find your next race in Indiana below and join the running community at these great events!

April 2026
Apr
11
Saturday

Hoosier Half Marathon

5 km 10 km Half Marathon
Apr
11
Saturday

Dash by the Past

5 km
Apr
18
Saturday

Carmel Marathon

5 km 10 km Half Marathon Marathon
Apr
18
Saturday

Friends of McCormick's Creek 5K

5 km
Apr
18
Saturday

Run for Justice 10K

5 km 10 km
Apr
18
Saturday

Race Against the Shake

5 km
Apr
18
Saturday

Travis Russell Run-a-Thon

5 km
Apr
18
Saturday

Vincennes Historical Half Marathon

5 km 10 km Half Marathon
Apr
25
Saturday

Choose To Move

5 km
Apr
25
Saturday

Earth Day 5k - La Porte

5 km
Apr
25
Saturday

Wakarusa Maple Syrup Festival 5K

5 km
Apr
25
Saturday

YWCA Race for a Reason

5 km
Apr
25
Saturday

PAWS Bark-N-Run

5 km
Apr
25-26
Sa - Su

Glacial Esker 24 Hour Trail Race

Backyard Ultra 6 hr 12 hr 24 hr
Apr
25
Saturday

Tulip Trot for Parkinson’s Disease Awareness 5K

5 km
May 2026
May
2
Saturday

Daly Dash

5 km
May
2
Saturday

5K on the Runway

5 km
May
2
Saturday

500 Festival Running Event

3 mi
May
9
Saturday

Thunder in the Valley

Triathlon
May
9
Saturday

Stepping on Stigma 5K

5 km
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