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Ultramarathons in Idaho

2026 and 2027 race calendar. 1 upcoming, updated daily.

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Boise18Coeur d'Alene6Sandpoint6Coeur D' Alene3Caldwell2Nampa2Priest Lake2Rexburg2Coolin1Eagle1Emmett1Fairfield1Garden City1Hauser1Hayden1Idaho Falls1Kellogg1Ketchum1Kuna1Malad City1Melba1Parma1Pocatello1Spirit Lake1
All 28 cities and towns
Boise18Coeur d'Alene6Sandpoint6Coeur D' Alene3Caldwell2Nampa2Priest Lake2Rexburg2Coolin1Eagle1Emmett1Fairfield1Garden City1Hauser1Hayden1Idaho Falls1Kellogg1Ketchum1Kuna1Malad City1Melba1Parma1Pocatello1Spirit Lake1Victor1Weippe1Wendell1Yellow Pine1
1 upcoming
Sport
AllRunning44Trail5Cycling2Triathlon9Other1
Distance
Any5K3910K16Half marathon16Marathon750K2Ultra1Sprint3Olympic1Gravel1
January 2027
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