2 ultra events in Custer County, Idaho

From big races to Saturday morning group runs—find ultra events and connect with the local endurance sports community.

• Standhope Ultra Challenge [standhopeultrachallenge.com] [Register at ultrasignup.com] - Facebook - Instagram
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  Fri, Jul 24, 2026

  30k 60k 100 Miles Run Ultra

  Park Creek Campground to Star Hope Campground, Custer County, Idaho, United States
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