Upcoming Half Marathons in Idaho

Endurance Grid lists sixteen half marathons in Idaho, from October 2026 to September 2027 across 7 cities.

16
Races
7
Cities
8
Sports

Running races in Idaho

Your next race is out there. Go find it.

All Idaho Running Races

Frequently Asked Questions

How many half marathons are in Idaho?
Endurance Grid's Race Calendar lists 16 upcoming half marathons in Idaho, in 7 cities, from October 2026 to September 2027.
How long is a half marathon?
A half marathon is a running race where athletes run 13.1 miles long (21.1 kilometers) for time.
Which Idaho cities host half marathons?
Half marathons in Idaho are held in Boise, Coeur d'Alene, Sandpoint, Malad City, Pocatello, 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, road cycling, duathlon, running, swimming, trail running, triathlon, and ultra races of various distances.