Iowa Marathon Calendar 2025-2026

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Explore the best marathons in Iowa for 2025-2026! Our updated list features 6 exciting races across the region. Find your next race in Iowa below and join the running community at these great events!

January 2026
Jan
17
Saturday

Triple D Winter Race

Trail Run 5 km Half Marathon ... 35 mi 70 mi
March 2026
Mar
14
Saturday

Des Moines St. Paddy's Marathon

5 km Half Marathon Marathon
April 2026
Apr
25
Saturday

Kewash Marathon

5 km 10 km Half Marathon Marathon
June 2026
Jun
7
Sunday

Cedar Rapids Marathon

5 km 10 km Half Marathon Marathon
September 2026
Sep
11-13
Fr - Su

Mighty Mo Run

3 mi 6 mi 13 mi Marathon
October 2026
Oct
18
Sunday

Des Moines Marathon

5 km 10 km Half Marathon Marathon
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