Upcoming Half Marathons in Idaho

Endurance Grid lists fifteen half marathons in Idaho, from August 2026 to May 2027 across 7 cities.

15
Races
7
Cities
11
Sports

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Running races in Idaho

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Frequently Asked Questions (FAQs)

How many half marathons are in Idaho?+
Endurance Grid's Race Calendar lists 15 upcoming half marathons in Idaho, in 7 cities, from August 2026 to May 2027.
How long is a half marathon?+
A half marathon is 13.1 miles (21.1 kilometers).
Which Idaho cities host half marathons?+
Half marathons in Idaho are held in Boise, Cambridge, Coeur d'Alene, Hayden Lake, Malad City, Priest Lake, and Rexburg.
What other race distances are available in Idaho?+
Beyond half marathon, Idaho races cover a wide range of distances. Idaho also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with adventure, aquabike, road cycling, duathlon, gravel, obstacle course, running, swimming, swimrun, trail running, and triathlon races of various distances.