Boise River Marathon

Boise River Marathon follows Idaho's Greenbelt for a scenic, runner-friendly May course, with river miles, multi-distance entry, and RunSignup logistics.

Next raceSaturday, May 2, 2026
LocationEagle, Idaho
Boston qualifierNo

Boise River Marathon quick facts

  • Race weekend includes full marathon, half marathon, 10K, 5K, and virtual options.
  • Course information emphasizes the Boise River corridor and Greenbelt setting.
  • BQ status is left open until a certification or organizer note is stronger.

What is the Boise River Marathon?

The Boise River Marathon gives the Treasure Valley a spring marathon built around the Boise River Greenbelt and a broad distance menu.

Boise River Marathon course route

The course is designed around river and Greenbelt running near Eagle and Boise, with a flat path feel and compact Treasure Valley logistics.

Weather for the Boise River Marathon

Early May in Boise often starts cool and can warm quickly under high desert sun. Open path sections can feel exposed if wind builds.

Past Boise River Marathon dates and results

YearDateStatusResults
2026Saturday, May 2, 2026

Boise River Marathon FAQ

When is the Boise River Marathon?

The 2026 Boise River Marathon is on Saturday, May 2, 2026.

How do I register for the Boise River Marathon?

You can register for the Boise River Marathon at runsignup.com.