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Yellowstone Trail Race

West Yellowstone, Montana, United States

calendar_today 01 Aug, 2026

directions_run Running

sell $50.00 – $80.00

About the Event

You don't want to miss this spectacular trail run just outside of Yellowstone National Park! The West entrance and gateway to Yellowstone National Park is surrounded by three national forests, blue-ribbon trout streams, and beautiful mountain lakes. Come run a Marathon, Half Marathon,10K or 5K trail run with breathtaking scenery that takes place right outside the world's first National Park on the trails of Custer Gallatin National Forest.

Click HERE for more information on the Bob Marshall Trail Race.

Click HERE for more information on The Divide Trail Race.

RACE PERMITTED UNDER SPECIAL USE AUTHORIZATION FROM THE CUSTER GALLATIN NATIONAL FOREST

Each participant is recommended by the Forest Service to carry bear spray for this event.

Races Offered

Saturday 1/2 Marathon

Aug 01, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

09:00

sell

$70.00

Saturday 10K

Aug 01, 2026

straighten

Distance — 10K

terrain

Type — Running

timer

09:00

sell

$50.00

Saturday Marathon

Aug 01, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

09:00

sell

$80.00

Weather History

These values represent the 3-year monthly averages for August in West Yellowstone.

thermostat Temperature

7.1° / 23.5°

wb_sunny Feels like

5.2° / 20.0°

light_mode Avg sunshine hours

11h 54m

water_drop Avg rainfall

1.1 mm

ac_unit Avg snowfall

—

air Avg wind speed

6.8 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

High (7.0)

humidity_mid Humidity

56.5%

wb_twilight Sunrise

06:28

nightlight Sunset

20:27

About West Yellowstone

Learn more about the host city, West Yellowstone.

West Yellowstone, Montana, is a rustic mountain town nestled between National Forest lands and is the gateway to Yellowstone National Park. It is only a mile from the park entrance, and the town's airport is the closest to the park, and to attractions like Old Faithful.