All races in Idaho

Upcoming ultra marathons in Idaho

7 ultra marathons are coming up in Idaho, out of 43 races on the statewide calendar. Compare dates, distances and locations, then get ready with a personalized training plan.

7 upcoming races

September 2026

Sep 19, 2026IMTUF 100 - Idaho Mountain Trail Ultra Festival📍 McCall, ID20 mi · 100 mi
Sep 19, 2026Priest Lake Marathon and 50K📍 Priest Lake, ID13.1 mi · 26.2 mi · 31.1 mi
Sep 26, 2026Bogus 50/50📍 Boise, ID16.8 mi · 31.1 mi · 50 mi

October 2026

Oct 4, 2026Moscow Mountain Madness📍 Moscow, ID5 mi · 13.1 mi · 31.1 mi
Oct 10, 2026Sasquatch Shuffle📍 McCall, ID12.4 mi · 18.6 mi · 31.1 mi · 62.1 mi

April 2027

Apr 17, 2027Spitfire Ultra Trail Challenge at Menan Butte📍 Menan, ID34.2 mi · 18.6 mi · 7.5 mi · 3.1 mi

July 2027

Jul 30, 2027Owyhee County 50/50 Night Run📍 Homedale, ID50 mi · 31.1 mi

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