May ultramarathons in Oregon, United States

Singletrack forest trails through McDonald Forest, spring wildflowers, views of the Cascades and Coast Range, gentle pine needle descent to the finish

50K from Village Green Park with mostly singletrack, a short gravel-road stretch, 2,400 ft of climbing, and Cascade peak views.

Looped course at Linfield University with solo and relay options, timed races of varying lengths, on-course aid stations, and eco-friendly focus

50-mile and 55K routes through Tillamook State Forest, starting at Historic Reehers Camp, with an option for back-to-back racing

50K course through Forest Park on the Wildwood Trail, approximately 4,000 feet of elevation gain, spring scenery in Portland’s only ultra-marathon

Rugged 50K with two Spence Mountain summit climbs, steep technical singletrack, rocky footing, and demanding descents on dense forest trails.

Smith Rock and Crooked River Grasslands course with basalt cliffs, high desert terrain, and Cascade mountain views

Short-loop format at Cline Buttes, with repeated 0.4-mile climbs gaining about 870 feet and sweeping high-desert views of the Three Sisters Wilderness.