October ultramarathons in Oregon, United States

Rocky bluffs, sandy beaches, old-growth rainforest, and headlands with Pacific Ocean views in the Cape Perpetua National Scenic Area

Double out-and-back route on asphalt, gravel, and dirt trails with over 10,000 feet of elevation gain through Stub Stewart State Park and Vernonia Lake

Rugged Mount Bachelor alpine trails with steep climbs, high-elevation terrain from 7,280 to 9,027 feet, runnable lower sections, and festive aid stations.

Trail race through Columbia River Gorge landmarks, 6500 ft elevation gain, autumn forest scenery, waterfalls, single-track and mixed terrain.

Remote Pacific Northwest mountain course with 7,000 feet of climbing, summit views of Three Sisters, ridgeline traverses, and lush singletrack forest descents

Lush forest singletrack, misty canyon paths, and the Trail of Ten Falls with routes behind waterfalls in Silver Falls State Park

Singletrack out-and-back along the Upper Rogue Wild & Scenic River, 2300 feet of ascent, rolling terrain, basalt lava rock, rooty sections

Steep elevation changes, rocky and muddy trails, a mile 12 creek crossing, and hilly terrain through Silver Falls State Park in Oregon’s mid Willamette Valley

Mixed trails and pavement loop, cultural celebrations, and options from 12 to 48 hours with finisher medals and belt buckles for milestone distances

3.6-mile forested loop around Suttle Lake with 110 feet of elevation gain, soft trails, some roots, non-technical terrain, and fall scenery

Flat loop with 80% paved path and 20% dirt singletrack, mostly runnable terrain, early pre-dawn start, scenic views, crew and aid support

50K route along the Pacific Crest and Gorge 400 trails, Bridge of the Gods crossing, Thunder Island loop, and fall colors in the Columbia River Gorge