Trail Running calendar near Olallie Lake 2026-2027

We have found 62 Trailruns within 80 miles of Olallie Lake. See below where and when you can find the races.

The 34th Annual OXFORD Classic in Bend adds a Community 5K at Drake Park on 10/03/2026. The flat loop follows the Deschutes River on grass and paved paths and registration is free.

Mountain trail races on Mount Bachelor over October 3–4, 2026, including 6/12/24-hour summit loops and three looped courses. Chairlift use is included and multiple aid stations and lodge facilities support runners on alpine singletrack.

A 25K trail race in Corvallis starting at the OSU Forestry Cabin. Registration includes a Condor shirt and proceeds support local trail building, Corvallis Mountain Rescue Unit, and a shoe assistance program.

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.

Trail event in Rainbow, Oregon offering 50K and 20K routes with over 8,000 feet of climbing, multiple summit climbs, aid stations and a shuttle-start for the 50K; a portion of proceeds supports Bridgeway House.

A low-key evening trail race series in Forest Park with three five-race Series from April to October, featuring hilly courses of about 4 to 7 miles. Series standings require at least four races and the event benefits the Forest Park Conserv..

A three-day trail running event at Silver Falls State Park in Silverton, Oregon, offering distances from 5K to 50K. Registration opens Aug 1 and closes Oct 11, 2026, with fees that vary by race distance.

An annual October ultrarun at Champoeg State Park offering 30K, 50K and 50 mile options on a mostly paved 10 k loop beside the Willamette River. The cupless course includes two aid stations and allows pacers for longer distances.

Timed trail events at Suttle Lake in Sisters Oregon on October 24 2026 offer 24 hour 12 hour and 6 hour formats on a 3.6 mile loop with one aid station and free camping.

A low-key evening trail race series in Forest Park with three five-race Series from April to October, featuring hilly courses of about 4 to 7 miles. Series standings require at least four races and the event benefits the Forest Park Conserv..

A trail race day on October 31, 2026 in Cascade Locks, Oregon featuring a 25K point to point and a 50K lollipop course along the Pacific Crest Trail and Gorge 400 trail, finishing at Marine Park with aid stations, timing, and post race awar..

A Halloween themed ranch run in Sisters, OR offering 5k run and walk, a 5 miler, and a kids dash, with chip timing, costume contest, swag, live music and post race non alcoholic refreshments.

November 2026

Run The Rock features loop trail races at Smith Rock State Park and the Crooked River National Grasslands near Bend, Oregon, offering a 50K, a new 25K, and a half marathon with extensive single-track, high-elevation climbing, and scenic Cas..

A nonprofit trail event in Klickitat, WA offering a half marathon, a 5K and a free youth 5K, with shuttle service to trailheads, aid stations, reusable drop bags, and post run food provided with wristband.

A seven mile single track trail race at Dog Mountain Trailhead in Carson WA on November 22, 2026 featuring a three mile climb with about 3000 ft gain, downhill prizes, awards, beer and pizza.

February 2027

Trail ultraruns around Henry Hagg Lake near Gaston, Oregon, offered as a 50K (two laps) and a 25K (one lap). Single-track, muddy trails with gravel sections, cupless aid stations, finisher socks and prizes for top finishers.

A trail event at Silver Falls State Park on February 28, 2026 offering quarter and half marathon options plus a 12 mile ruck challenge. The ruck requires a 35 lb pack or 40 lb vest and courses use much of the Trail of Ten Falls.

April 2027

Incline Vista in Redmond OR on April 3 2027 offers a 20 mile route with about 2000 feet of gain and a 15K with about 400 feet of gain, both reaching viewpoints on Cline Butte with broad mountain views.

A trail running event near Sisters, OR on April 11, 2027 offering 40 mile, trail marathon and 20 mile courses on Peterson Ridge and Metolius Windigo trails. The Rumble raises funds for Sisters High School Cross Country and Sisters Trails Al..

Scenic trail races through the Columbia River Gorge staged at Marine Park in Cascade Locks, offering 100K, 50K and 30K distances, on-site Thunder Island camping, chip timing, stocked aid stations, and a $75,000 prize purse.

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