Trail Running calendar near Skamania County 2026-2027

A 3.1 mile obstacle course in Happy Valley with 22 symbolic obstacles supporting Guardian Group’s work against human trafficking, featuring live music, food carts, and an event T-shirt for registered participants.

At Willamette Mission State Park, Mission Possible offers chip-timed 5K and 10K trail races plus accessible 2.25- and 1.6-mile All Abilities loops, volunteers on course, and post-event pancakes; part of fees support the All Abilities event.

A trail running event on September 27 at the Teacup Ski Trail System with 7.5 km, a 2.2 km youth race and a 1.3 km kids race. The course mixes single track, forest roads and a climb back to the cabin finish.

A low-key Wednesday evening trail race series in Forest Park, Portland, with three seasonal five-race Series and hilly courses of about 4–7 miles. The Series supports the Forest Park Conservancy and includes standings and a post-series gath..

A last person standing trail race on Hamilton Island in the Columbia River Gorge where runners repeat a 4.13 mile loop each hour and must finish each loop in under 60 minutes to continue until one runner remains.

An in-person and virtual event on October 4, 2026 in Gresham featuring a 5K, a kids dash for ages eight and under, and a virtual run/walk. Registration opens in April and fees vary by event.

A low-key Wednesday evening trail race series in Forest Park, Portland, with three seasonal five-race Series and hilly courses of about 4–7 miles. The Series supports the Forest Park Conservancy and includes standings and a post-series gath..

Experience the 16th annual trail running event at Silver Falls State Park featuring three different distances. Choose from a 50K marathon or 7 mile route through the scenic terrain of Silverton Oregon.

Looped 10K course near St. Paul, OR with 30K, 50K, 50 mile and a kids 1K. Mostly paved, short dirt section, two aid stations and a cupless hydration policy.

Two trail races at Coyote Wall in the Columbia River Gorge on October 24 and 25, 2026. The event features a 55K with 8,200 ft climb and a 25K with 3,900 ft climb across technical terrain with staffed aid stations and community support.

A low-key Wednesday evening trail race series in Forest Park, Portland, with three seasonal five-race Series and hilly courses of about 4–7 miles. The Series supports the Forest Park Conservancy and includes standings and a post-series gath..

Thunder River on October 31, 2026 features a 25K point to point course and a 50K lollipop loop through the Columbia River Gorge. Both races finish at Marine Park in Cascade Locks and include a final mile loop around Thunder Island.

Trail half-marathon and 5K in Klickitat, WA along the Klickitat River; a non-profit fundraiser supporting the local school district and community center with shuttles, aid stations, and volunteer support.

Flat out and back trail races on the Willapa Hills Trail near Chehalis, WA offering distances from 5K to 100 miles. Organized by OlyTrailRunners with aid stations, parking, camping options, and low entry fees.

A 7-mile single-track trail race at Dog Mountain in the Columbia River Gorge that climbs about 3 miles and 3,000 ft to the summit, then descends roughly 4 miles, with mountain and river views plus on-site food and awards.

Early season trail races at Henry Hagg Lake near Gaston Oregon, offering a one-lap 25K and a two-lap 50K on single track and gravel. The event is cupless, includes aid stations and finisher socks, and supports entry scholarships.

Gorge Waterfalls runs April 16 to 18, 2027 at Marine Park in Cascade Locks, Oregon, with 100K, 50K and 30K trail courses through the Columbia River Gorge. Registration opens October 5, 2026.