The Owyhee Off-Road Challenge
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Owyhee Off-Road Challenge : Adrian, Oregon
The Owyhee Off-Road Challenge is a trail race day held in Adrian, Oregon on March 21, 2026. The event takes place at Two Rivers Community Park (Owyhee Watershed Council), 106 Owyhee Street, Adrian OR 97901. The location sits in the Owyhee High Desert about 54 miles northwest of Boise, Idaho, and course routes pass through open terrain with views of the Owyhee and Snake River Valleys.
Distances offered:
- 55k Ultra
- Half Marathon
- 10k Run
- 5k Run
All proceeds support the Adrian School District track and programs for local youth. The event is hosted by the Adrian Sports Boosters, which is raising funds for new restroom construction at the track and to support youth programs. The event provides aid stations, water and bathroom stations, and a marked course. Awards are given to top finishers in multiple age brackets, with age groups listed from 0-7 years through 80 and over.
Registration fees increase after February 28 and some events include race day registration options. Race results and historical results are published for previous years. The event materials describe volunteers and course support presence at aid stations and finish areas. Visit the organization's website for the most recent information.
