Marathon Races in Boise
Find Marathon running races in Boise. Browse upcoming marathon events, registration details, and race information for 2026.
2 races found
Trail
Dirty Dog Trail Marathon and Half Marathon
13 Jun 2026
Boise, United States
42.2km · Marathon
Dirty Dog Trail Marathon and Half Marathon is a marathon trail race held in Boise, ID. The event takes place in June 2026.
Road
City of Trees Marathon & Half Marathon
11 Oct 2026
Boise, United States of America
42.2km · Marathon