Multnomah County
Trail Running Calendar near Multnomah County 2026-2027
Explore the top trail runs near Multnomah County for 2026-2027! We've gathered 35 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
A 3.1 mile obstacle run with 22 symbolic obstacles raising funds and awareness for organizations that combat human trafficking and support survivors.
A four-race fall cross country series in Portland with separate men's and women's races, USATF championship events, and both series and single-race registration options.
Low-key evening trail series in Forest Park with three five race seasons, 4 to 7 mile courses, standings for regular participants, and a post season awards party.
October 2026
Community races at Scappoose High School on October 3 offering a 5K and 1K on grass and track with proceeds benefiting the high school cross country program.
In-person event in Gresham on October 4, 2026 with a 5K, a kids dash for ages eight and under, and a virtual run option.
A City of Milwaukie First Annual Dogwood Dash 5K on October 10, 2026 at North Clackamas Park, a flat mostly paved course with proceeds to local nonprofits.
Low-key evening trail series in Forest Park with three five race seasons, 4 to 7 mile courses, standings for regular participants, and a post season awards party.
Looped ultrarun at Champoeg State Heritage Area near St Paul OR offering 50M, 50K, 30K and a free kids 1K with stocked aid stations and inclusive policies.
Halloween themed harvest races at Pacific Community Park in Vancouver on October 24 2026 with youth 2k to high school 5k and an open community 5k.
Low-key evening trail series in Forest Park with three five race seasons, 4 to 7 mile courses, standings for regular participants, and a post season awards party.
November 2026
An inclusive one hour Turkey Trot at Scappoose High School Track where participants complete laps and proceeds support local developmental disabilities programs.
Family trail run at Mary S. Young Park with a 3.8 miles course, a 1/2 mile kids trot, a virtual option, and a food drive for the West Linn Food Pantry.
December 2026
January 2027
February 2027
March 2027
Spring races around Lacamas Lake in Camas WA with timed distances from 1 mile to a half marathon, on course aid, post race mimosas and a petting zoo.
April 2027
Low-key evening trail series in Forest Park with three five race seasons, 4 to 7 mile courses, standings for regular participants, and a post season awards party.