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Half Marathons found in Michigan in September
View all ↓Half Marathons in Michigan in September 2025
Find A Race is the US's favourite event listings site. Check out our list of September 2025 Half Marathons in Michigan below.
Race Calendar: Half Marathons found in September
2025 Run Iron Mountain Half Marathon | 1OK | 5K | 1 Mile Fun Run
Iron Mountain, Michigan
20 Sep 25
$12.50 - $128.20
Medal Madness 1M, 5K, 10K, 15K, & Half Marathon at McCurdy Park, Corunna, MI (9-20-2025)
Corunna, Michigan
20 Sep 25
$27.50 - $69.90
Detroit Women's Half Marathon, 10K, and 5K: Women Run the D Run/Walk
Detroit, Michigan
21 Sep 25
Free - $92.60
Escanaba Fall Classic Half Marathon | 5K
Escanaba, Michigan
27 Sep 25
$23.75 - $54.35
2025 Holland Haven Marathon
Holland, Michigan
07 Sep 25
$38.10 - $101.70
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