Trail Running calendar near Olallie Lake 2026-2027

COCC Jungle Run features 2 mile and 4 mile courses at the COCC Track in Bend on May 7, 2026. COCC students can register free with a student ID while online registration for non students is closed.

A low-key four-race trail series around Bend, Oregon held on monthly Thursday evenings. Courses range from 4 to 7 miles and overall standings include runners who complete at least three races.

Timed loop event at Linfield University’s Wellness Trail in McMinnville on May 9, 2026 offering one, three, six, eight and twelve hour options, a four loop team relay, and bingo lap races on an about 1.5 mile course.

A two-hour checkpoint run at Mt. Tabor Park where participants get a map, pick their own routes, and try to collect as many checkpoints as possible. Solo and team entries are available with prizes for top finishers.

Micah's Mini Marathon is a 2.62 mile out and back at Frenchman's Bar Regional Park in Vancouver, WA on May 17, 2026, run on a very flat paved trail with onsite gear pick up and a virtual participation option.

A low-key evening trail race series in Forest Park with three five-race Series from April to October. Races cover 4 to 7 miles, score into Series standings after four finishes, and benefit the Forest Park Conservancy.

A self paced summer challenge in Central Oregon from May 22 to October 1, 2026 where participants summit nine buttes and redeem a free pint at each sponsored brewery. A single butte Micro Challenge is also available.

A nighttime loop race at Cline Buttes in Redmond Oregon offering 3, 6, and 12 hour options, a Last Person Standing format, and a one-loop 5k. The 3 mile loop includes a 0.5 mile 800 foot climb and a single aid station.

Trail races in Portland’s Forest Park over the Memorial Day weekend, featuring a 50K with nearly 4,000 feet of climb and a hilly half marathon; proceeds benefit the Forest Park Conservancy and finishers receive a pint glass and postrace foo..

Trail races of 10 mile, 50K, and 50 mile around Smith Rock State Park and the Crooked River Grasslands with significant elevation change, single track sections, and multiple aid stations.

A low-key evening trail race series in Forest Park with three five-race Series from April to October. Races cover 4 to 7 miles, score into Series standings after four finishes, and benefit the Forest Park Conservancy.

Run through single track forest trails and across rustic bridges at Timothy Lake. This Oregon trail event offers marathon and half marathon distances with scenic views of Mt. Hood in the Cascade Mountains.

Dirty Half is a 13.1 mile trail half marathon near Bend, Oregon on June 6, 2026, with finisher prizes, awards by division, post race food and beer, and technical long sleeve shirts whose proceeds support the Deschutes Land Trust.

Run for the Hills in Corvallis on June 7, 2026 features trail races of 30K, 8K, a 2 mile and a 1/4 mile kids run. Proceeds support the Greenbelt Land Trust Trail Fund and the event has raised over $85,000 in 17 years.

A 31 mile 50K on the McKenzie River Trail near Blue River Oregon, featuring waterfalls, Clear Lake and Tamolitch Pool. The route follows 21 miles of river trail to the finish with aid stations every 4 to 6 miles and shuttle service included..

A half marathon and 4 mile trail event on June 13, 2026 in White Salmon, WA, starting at Rheingarten Park. The Lollipop course features hilly trail loops, three aid stations, and benefits the White Salmon Cross Country program.

An adventure race on June 14, 2026 at White River West Sno Park near Mt Hood, Oregon, featuring a roughly 6 miles off road course, advance registration, a $50 entry fee, and camping near the start and finish.

A low-key evening trail race series in Forest Park with three five-race Series from April to October. Races cover 4 to 7 miles, score into Series standings after four finishes, and benefit the Forest Park Conservancy.

A trail race near Bend Oregon on one of the longest days of the year offering a 55K and a Half Marathon on smooth Central Oregon singletrack, with the 55K passing Tumalo Falls and custom finisher medals for finishers.

A loop-course event on Strawberry Island in the Columbia River Gorge with 10k loops on dirt and gravel, an aid station every 6.2 miles, and race distances from 10k up to 100 miles with awards within a 30-hour limit.