Trail Running calendar near Gresham 2026-2027

A trail half marathon in Hood River OR with about 2,300 ft of elevation gain, two official aid stations, a cupless format, and finisher prize bags. The course starts and finishes at Binns Hill Staging Area and does not allow pets or earbuds..

Trail races at Mt. St. Helens Science & Learning Center on Aug 29, 2026 offering 50K, 20 Miler and Half Marathon courses with substantial elevation and multiple aid stations.

A low-key evening trail running series in Forest Park, organized as three Series of five races with courses around 4 to 7 miles. The Series includes standings, a post-Series awards gathering, and benefits the Forest Park Conservancy.

A multi-distance trail weekend in early September 2026 through the Dark Divide Roadless Area in the Washington Cascades, featuring a 100 Mile race with a 48 hour cutoff, a new point to point 100K, a 50K and a 14 Mile Fun Run.

A cross country 5k on a flower farm in Tillamook, Oregon, featuring mud pits, two river crossings, wood-chipped trails, a corn maze, and fields of flowers. Two open races are held with combined results.

The Long Watch is a 6 hour, 12 hour and 24 hour loop endurance event at Donald Farm in Woodland, Washington, held alongside the Warrior Expo, with a manned aid station and a one mile loop past competition and vendor areas.

A point to point **50K** on the Pacific Crest Trail from the South Washington Cascades into the Columbia River Gorge, including a detour to the Three Corner Rock viewpoint. Proceeds benefit the Stevenson High School Cross Country Team and t..

A Portland event offering a 50K and a longer roughly 53 mile option. The mostly paved course includes a steeper one mile trail section, is unsupported, and uses GPX files rather than course markings.

A low-key evening trail running series in Forest Park, organized as three Series of five races with courses around 4 to 7 miles. The Series includes standings, a post-Series awards gathering, and benefits the Forest Park Conservancy.

Mountain Lakes 100 is a 100 miles trail race on the Pacific Crest Trail between Mt Jefferson and Mt Hood near Olallie Lake Resort, featuring about 11,700 feet of elevation change, limited to 150 entrants, and with manual aid-station trackin..

A 5k cross country meet on September 19, 2026, at Alderbrook Golf Course in Tillamook, OR, run on a championship-style course with most of the route on shortly clipped fairways.

The Three Course Challenge is a cross country meet at Camp Rilea north of Seaside, Oregon on September 26, 2026. It features multiple middle and high school courses, chip timing, team lodging, live drum corps performances, and awards.

Experience a timed multi surface race along the Santiam River in Stayton. Choose from 10K, 5K, or 3K distances and celebrate your finish with a commemorative pint glass at a local brewery.

A 3.1 mile obstacle course featuring 22 symbolic stations that represent the journey from captivity to liberation. Proceeds support the Path to Freedom Project and organizations that assist survivors of human trafficking.

Mission Possible at Willamette Mission State Park on 26 September 2026 offers chip-timed 5K and 10K trail races plus accessible All Abilities 2.25-mile and 1.6-mile loops, with volunteers on course and post-race pancakes and snacks.

A five-race cross country series in Portland parks with separate men’s and women’s races, options for non-binary entrants, race distances of 5K 6K and 8K, and both series and individual registration fees.

A trail running event at Teacup Ski Trail System on Sept. 27 with a new course and three distances, including youth and kids races. The route features lake views, varied terrain, one water station, and on-site parking and restrooms.

A low-key evening trail running series in Forest Park, organized as three Series of five races with courses around 4 to 7 miles. The Series includes standings, a post-Series awards gathering, and benefits the Forest Park Conservancy.

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.

A 25K trail race in Corvallis, Oregon on October 4, 2026, based at the OSU Forestry Cabin. Online registration runs through September 30 and proceeds support local trail building, rescue services, and a shoe-assistance program.