The Boise Four - Race Series

Get ready to lace up and hit the ground running in Boise's exhilarating new race series, The Boise Four! No matter if you're just starting out or are a seasoned marathon pro, this series is your ticket to an epic year of running through 2026. Revel in the beauty of Boise's river scenery and the charm of its tree-canopied paths across four distinct races, culminating with exclusive swag for series participants. Act fast—spots are limited, and if you don't snag yours by May 1st, you'll have to wait for next year's shot at glory. Sign up for the whole series with one simple fee, but remember, the offer stands only until the first race kicks off on May 2nd. And don't forget, the final race will be a half marathon, so plan your series strategy accordingly!