Runners MUST YIELD the course to hikers and equestrians
2025 Course
full
description
2025 Map and Elevation
Map and Elevation Profile
2025 Crewing Directions
Course Records
50K Race Directors
Anne Miller and Mike Rosling, co-RDs
macforest50k@gmail.com
McDonald Forest 50K
4345 SW AGATE AVENUE, CORVALLIS, OR 97333