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Ultra Marathons found in Illinois in September
View all ↓Ultra Marathons in Illinois in September 2025
Find A Race is the US's favourite event listings site. Check out our list of September 2025 Ultra Marathons in Illinois below.
Race Calendar: Ultra Marathons found in September
🚀Boosted
Hobo Trail Runs 10k-25k-50k
Rockford, Illinois
12 Sep 25 - 14 Sep 25
$30.00 - $130.00
🚀Boosted
2025 9th Annual Gold Star 500
Springfield, Illinois
31 May 25 - 27 Sep 25
Free - $450.00
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2025 9th Annual Gold Star 500
Springfield, Illinois
31 May 25 - 27 Sep 25
Free - $450.00
Hobo Trail Runs 10k-25k-50k
Rockford, Illinois
12 Sep 25 - 14 Sep 25
$30.00 - $130.00
1000 Mile Challenge - 2025 Midwest
Edwardsville, Illinois
01 Jan 25 - 31 Dec 25
$52.94
Showing 1-3 of 3 results