Trail Running calendar near Cougar 2026-2027

We have found 61 Trailruns within 80 miles of Cougar. See below where and when you can find the races.

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..

Cirque Series at Crystal Mountain is a 7.9 mile trail race with 2,614 feet of vertical gain on September 19, 2026. Sport, Expert and Pro divisions offer prizes and series points, and timing is by disposable bib chip.

A long running cross-country meet at Camp Rilea near Seaside, Oregon, offering multiple marked courses for middle and high school runners, chip timing, team lodging, awards, and live drum corps performances over a weekend of activities.

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..

October 2026

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..

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.

November 2026

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.

December 2026

A 10K trail race through Squaxin Park in Olympia, Washington, on December 12, 2026. Start and finish are at Reeves Middle School, times are tracked but there are no podiums and all finishers receive awards.

An endurance run at Fort Steilacoom Park where runners choose 3, 6 or 8 hour events on a 5 mile loop with 520 feet of gain. Aid stations provide drinks, light food, warm beverages, and handmade finisher awards.

February 2027

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.

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