Boise River Marathon

MAY
2
2027
A road race along the Boise River Greenbelt with a flat, fast, scenic course. Events include marathon, half marathon, 10K, 5K and a virtual any distance option, with local vendors and finisher swag like shirts and medals.
Sun 2 May 2027
26 miles 13 miles 6 miles 3 miles

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Boise River Marathon

The Boise River Marathon is a road race in Treasure Valley, Boise, Idaho. The course runs along the Boise River Greenbelt and is described as flat, fast, and scenic. The event includes in-person and virtual options.

Distances offered:

  • Marathon - 26.2 Miles
  • Half Marathon - 13.1 Miles
  • 10K - 6.2 Miles
  • 5K - 3.1 Miles
  • Virtual - any distance

The event emphasizes community involvement and local partnerships. Local vendors appear at the finish area and the race works with local sponsors and health and fitness organizations. Organizers describe a family-friendly atmosphere and community support along the route.

Participant items listed by the organizers include a classic crew neck sweatshirt, a finisher's medal, and finisher food and drink. Organizers note that entrants who register within two weeks of the race date may not be guaranteed a shirt, and registrations may be closed when organizers determine they can no longer secure shirts or medals. Visit the organization's website for the most recent information.

26 mi
Marathon
13 mi
Half Marathon
6 mi
10k
3 mi
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