Trail Running calendar near Gresham 2025-2026

We have found 38 Trailruns within 80 miles of Gresham. See below where and when you can find the races.

Camp Lug A Chug is a volunteer weekend at Marble Mountain Sno Park, Cougar WA, carrying supplies into volcano aid stations. Expect 9 mile hikes, camp meals, and a free race entry prize for the most weight carried relative to body weight.

August 2026

Hood Hundred is a challenging 100 mile mountain trail race on Mt Hood with roughly 17,300 ft of ascent and descent across a scenic lollipop loop. It is a Western States qualifier with a 34 hour cutoff and rewards finishers with a custom met..

Run the rugged Loowit Trail around Mt. St. Helens with volcanic vistas, lava fields and dense forest. Choose a 25K or the full 50K circumnavigation for a true backcountry challenge with limited entries and rustic car camping.

Run for the Oaks is a scenic trail day at Left Coast Estate with 5K and 10K routes through vineyards and old growth oak savanna. Finish with wine tasting, live music, and help fund oak restoration.

The Bigfoot 200 is a nonstop 207.9 mile endurance race through volcanic terrain around Mount St. Helens. Runners are timed start to finish so any sleep counts toward your time, with aid and sleep stations on course.

Run the Bigfoot 20 Mile on August 14, 2026 in Cougar, WA, from Marble Mountain Sno Park. Enjoy 20 miles of scenic single track around Mount St Helens through lava fields, stream crossings and old growth forest within a 9 hour cutoff.

Wy’east Trailfest is a two-day mountain event at Mt. Hood Meadows on August 15 and 16, 2026, featuring alpine trails to 8,000 feet and distances from a kids run to 50 miles. Expect marked courses, full aid stations, camping and custom finis..

Tackle the scenic Post Canyon Half Marathon in Hood River, Oregon, a challenging trail with roughly 2,300 ft of climbing, sweeping mountain views and creekside waterfalls. Cup free event with aid stations and finisher prize bags.

Backcountry Rise brings scenic singletrack around Coldwater Lake on Mount St Helens with 50K, 20 mile and half marathon options. Base camp at the Science and Learning Center includes parking, camping, aid stations and chip timing.

September 2026

Experience the Dark Divide Trail Races Sept 4 to 6, 2026 near Randle, Washington, with distances from a 15 Miler up to a 100 Miler. Rugged, scenic forest courses, a Hardrock 100 qualifier, and rustic basecamp at Cispus Learning Center.

Mountain Lakes 100 is a scenic 100 mile trail race at Olallie Lake Resort, running between Mt Jefferson and Mt Hood with long stretches on the Pacific Crest Trail. Expect technical single track, big mountain views and a 150 person field.

Join the 36th Three Course Challenge at Camp Rilea near Seaside, Oregon on September 26 for middle and high school cross country races with live music by The Last Regiment Drum Corps. Scenic 3k to 5k courses, team lodging and social events.

October 2026

Run through lush forests and waterfalls at the 16th annual Silver Falls trail races in Silverton Oregon on Saturday October 17 2026. Choose from a 50K, marathon or 7 miler with limited entries opening August 1 2026.

Autumn Leaves is a scenic fall ultrarunning event at Champoeg State Park near St Paul, OR offering 30K, 50K and 50M on a fast, mostly paved 10K loop with fall foliage and camping onsite. A free Kids Run adds family fun; bring a cup or hydra..

November 2026

The Thunder River will take place in Cascade Locks on Saturday 7 November 2026. You can run between 25 and 50 kilometers.

Tackle a thrilling 7 mile trail run from Dog Mountain Trailhead with a steep climb to the summit and a fast single track descent, all amid sweeping Columbia River Gorge views. Finish festival includes beer, pizza and a lively trail running..