Bob Marshall Marathon

Bob Marshall Marathon gives runners a rugged Montana trail-race option near Seeley Lake, with forest terrain and a distinctly non-urban feel.

Next raceSaturday, July 18, 2026
LocationSeeley Lake, Montana
Boston qualifierNo

Bob Marshall Marathon quick facts

  • Trail-marathon option near Seeley Lake, Montana.
  • Part of a multi-distance trail-race weekend.
  • Terrain and elevation make finish time less comparable to road races.
  • Best for runners comfortable with remote-course conditions.

What is the Bob Marshall Marathon?

Bob Marshall Trail Races bring marathon runners into western Montana's mountain-and-forest setting. This is a better fit for runners seeking scenery and effort management than a road PR attempt.

Bob Marshall Marathon course route

The marathon belongs to a trail-race weekend, so footing, grade changes, and remote-course logistics are central to the experience. Expect a slower, more tactical day than a paved road marathon.

Weather for the Bob Marshall Marathon

Mid-July near Seeley Lake can bring cool mountain starts, sun exposure, and fast-changing weather. Carrying the right gear matters more than it would at a city road race.

Past Bob Marshall Marathon dates and results

YearDateStatusResults
2026Saturday, July 18, 2026

Bob Marshall Marathon FAQ

When is the Bob Marshall Marathon?

The 2026 Bob Marshall Marathon is on Saturday, July 18, 2026.

How do I register for the Bob Marshall Marathon?

You can register for the Bob Marshall Marathon at runsignup.com.