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The course

Forests and fields await on the Mesa Falls Scenic Byway

The course starts at an elevation of 6135 ft. and is generally downhill. There is one significant uphill climb from mile 17.1 to mile 19.9 with an elevation gain of 300 ft. in 2.8 miles. The race finishes at 5253 ft. for an overall course elevation loss of 882 ft.

The marathon, the half and the relay share one course. The 10K and 5K each have their own.

Make a week of it

You came for 26.2 miles. Stay for Yellowstone.

The Henry's Fork at Last Chance, Island Park, with a lodge on the far bank

Where to stay

Cabins, lodges and campgrounds within 30 minutes of the start line.

A bull moose standing in the Henry's Fork near Island Park

The Henrys Fork

Some of the best trout water in the world, twenty minutes from the finish.

The Tetons from the Snake River Overlook in fall

Two parks, one drive

Yellowstone's west gate and the Tetons, both inside a morning.

What our runners are saying

  • The Comeback

    I just want to drop you a line and let you know how much I'm looking forward to this race.

  • M.S. from Mesa, AZ

    This is my all-time favorite race. I think about this more than I think about Boston even.

  • Divine Course

    "This was a delightful experience for me. I especially loved the trail run, which started past mile 13.

Every state has sent a runner to Ashton

1997

the first race: 11 runners

7,057

entries

All 50

states

16

countries