Mcdonald Forest - Corvallis, OR

The McDonald Forest 50K Trail Run, scheduled for May 3, 2025, is a celebrated ultrarunning event held in Corvallis, Oregon, primarily within Oregon State University's McDonald Forest. This 29th edition features well-maintained singletrack trails, scenic views, and a unique downhill finish. The race supports local cross-country teams and community initiatives, with a portion of proceeds benefiting the Corvallis Mountain Rescue Unit and OSU Research Forest.

Registration is limited to 300 participants, and the event promotes sustainability by being cupless. Participants can enjoy well-stocked aid stations and post-race refreshments, with prizes totaling at least $400. Visit the organization's website for the most recent information.