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Ultra Marathons Found In Iowa

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Ultra Marathons in Iowa 2025 - 2026

The most comprehensive list of Ultra Marathons in and near Iowa in 2025 - 2026. Find your perfect race!

Race Calendar: Ultra Marathons Found In Iowa

Iowa Trail Run Series

Des Moines, Iowa
05 Apr 25
Free

Donot Stop Half Marathon (5k/10k) - Cedar Falls, IA

Cedar Falls, Iowa
06 Apr 25
$18.83 - $54.28

2025 Market to Market Relay Iowa

Des Moines, Iowa
10 May 25
Free - $939.88

Trail of the Dragon 50K/50mile Run

Ida Grove, Iowa
02 Aug 25
$54.00 - $69.90
Showing 1-4 of 4 results