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Ultra Marathons Found In Wisconsin in Summer

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Ultra Marathons in Wisconsin in Summer 2025

Find A Race is the US's favourite event listings site. Check out our list of Summer 2025 Ultra Marathons in Wisconsin below.

Race Calendar: Ultra Marathons Found In Summer

🚀Boosted

Washington Island Ultra

Washington Island, Wisconsin
24 Jul 25 - 26 Jul 25
$289.75 - $316.00
🚀Boosted

JOURNEY 100 MILE CHALLENGE

Jefferson, Wisconsin
01 Sep 20 - 30 Sep 26
$54.05
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JOURNEY 100 MILE CHALLENGE

Jefferson, Wisconsin
01 Sep 20 - 30 Sep 26
$54.05

ROSEBUD 100 Mile Challenge- Boys and Girls Club of Rosebud

Jefferson, Wisconsin
01 Sep 21 - 31 Dec 25
$48.61

RANGER 100 -

Jefferson, Wisconsin
24 Oct 23 - 30 Sep 27
$52.93

RECKLESS - BOLDLY GO 100

Jefferson, Wisconsin
14 Mar 24 - 03 Jun 27
$52.93

Washington Island Ultra

Washington Island, Wisconsin
24 Jul 25 - 26 Jul 25
$289.75 - $316.00
Showing 1-5 of 5 results