Aidspirit USA Marathon

Harlowton, United States • 31 Aug 2025

The AIDSPIRIT USA Marathon, held in Harlowton, Montana, is a scenic race starting in the Little Belt Mountains within Lewis & Clark National Forest and finishing in historic Harlowton. The event features a full marathon, half marathon, 10K run, and 5K fun run, all on compacted, calcium chloride-treated gravel that is gentle on the legs, with a net decline of 1800 feet. Participants enjoy stunning views of the Crazy Mountains and finish with a complimentary craft pint from Gally's Brewing Company. The race supports AIDSPIRIT USA, a nonprofit aiding vulnerable children in Uganda. Amenities include aid stations, shuttle service, camping, and lodging options. Visit the organization's website for the most recent information.

Race information

26 mi
Full Marathon
13 mi
1/2 Marathon
10 km
10k Run
5 km
5k Fun Run
Visit the organization's website for the most recent information.
Trail runs nearby