Iowa Triathlon Calendar 2025-2026

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Explore the best triathlons in Iowa for 2025-2026! Our updated list features 89 exciting races across the region. Find your next race in Iowa below and join the running community at these great events!

August 2026
Aug
22
Saturday

Lincolnway Run

5 km
September 2026
Sep
5
Saturday

Step up Half Marathon

5 km Half Marathon
Sep
12
Saturday

Pleasant Creek Trail Run

Trail Run 15 km 30 km 45 km
Sep
19
Saturday

Broken Anvil Backyard Ultra

Backyard Ultra 4 mi
Sep
19
Saturday

BVRMC Aware 5K

5 km
Sep
19
Saturday

Fillmore 5k - Cascade

3 mi
Sep
26
Saturday

Pancake Day Fun Run

5 km 10 km
Sep
27
Sunday

Greater Des Moines Half Marathon

5 km 10 km Half Marathon
October 2026
Oct
18
Sunday

Des Moines Marathon

5 km 10 km Half Marathon Marathon
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