McDonald Forest 50K

Corvallis, Oregon, United States

May 2, 2026 - Saturday

50k, Ultra

Race Information

“The Mac” is one of the oldest ultrarunning races in Oregon. A true old-school gem, it is run primarily in Oregon State University’s McDonald Forest with a short section run on Starker Forest’s “hobbit trails.” Experience the smooth lovingly-maintained singletrack trails along with the “magic of the maze” where time passes, but miles do not. The race boasts one of the sweetest finishes of any race, a pine needle-cushioned downhill trail.

The forest is in full bloom in early May; the dogwoods are glowing, and the delicate calypso orchids dot the undergrowth. There are scenic views of the Cascades, the Coast Range, and Soap Creek Valley.

👍 Run Series Pick of the Month: Vacation Races

💸 SAVE $10 On Your Entry. Use Code VRRUNGUIDES

😄 Why We Like This Run
✅ Epic scenery
✅ The "Race-Cation" lifestyle
✅ Sustainable strides

Why settle for a finisher’s medal and a banana in a parking lot when you could run amongst the red rock canyons of Zion National Park, through the majestic landscapes bordering Glacier National Park, or in the shadow of Rocky Mountain National Park?

Vacation Races aren't just about the miles; they’re about the memories. Curate world-class running experiences in the most breathtaking destinations in the U.S. Whether you’re a seasoned ultra-runner or a first-time 5Ker, "race day" will be the centerpiece of your next great adventure.

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Race Facts

Race Size: 100 - 500

Elevation: Lots of Hills

Course Type: Trail

Boston Qualifier: No

Kids Run: No

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