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Half Marathons Found In Iowa in September

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Half Marathons in Iowa in September 2025

Find A Race is the US's favourite event listings site. Check out our list of September 2025 Half Marathons in Iowa below.

Race Calendar: Half Marathons Found In September

Iowa Trail Run Series: Yellow River State Forest

Harpers Ferry, Iowa
21 Sep 25
$41.28 - $51.88

Midwest Greater Des Moines Half Marathon, 10K & 5K

Des Moines, Iowa
21 Sep 25
$22.20 - $48.70

Rivers Edge Trail Half Marathon

Eldora, Iowa
27 Sep 25
$64.60
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