Trail Running calendar near Chehalis 2026-2027

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 backyard ultra on October 3rd, 2026 where a $100 bill is added to the prize jar each lap; the winner and runner-up split the accumulated pot 75/25 and 24 laps earns a 100-mile buckle.

Community run at PLU Meadows Disc Golf Course offering a 1K kids run and a 5K. Proceeds support local youth running programs and a college scholarship.

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 looped trail event at Carkeek Park in Seattle offering 12 hour and 6 hour options on a 1.93 mile loop with 436 feet of gain per loop. In person on October 24 with a virtual option October 1 to 31 and a 50 runner cap.

A costumed community event at Lincoln Park featuring a trail 5K, kids dashes, and a virtual shirt option to support South Seattle College Cooperative Preschools. Registration includes a Monster Dash shirt and the 5K includes a timed bib.

An evening team relay in Ten Trails where teams of one to three hunt and return six hidden ghosts in Civic Park; free registration, prizes for fast finish, best team name, and best costume.

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.

Trail races at Cougar Mountain Regional Wildland Park near Seattle offering 5k, 7.6 mile, 19.5 mile and 50k courses through forested single track, rolling hills and marshes. Proceeds support King County Parks.

A multi-distance trail event at Grand Ridge Park near Issaquah, WA offering 5 mile, half marathon, full marathon and 50K options across two looped courses through mossy Cascade foothill forests with stocked aid stations.

A set of flat rail-trail footraces in Chehalis WA on the Willapa Hills Trail, offering 5K through 100 mile options with aid stations, drop bags, modest entry fees, parking, and some camping.

Trail running at Carkeek Park in Seattle with 5k and 10k forest courses featuring varied trail widths and rolling to steep sections. The 10k is two laps of the 5k and includes substantial climb.

Celebrate Veterans 5K in Tacoma, WA is a community run and walk on November 15, 2026 at Pipeline/Orange Gate Park that honors veterans and supports Project Recover. Registration includes chip timing, a commemorative medal, race photos, and..

Ravenna Refresher is a trail run at Ravenna Park in Seattle offering 4k, 8k, and 12k on a 4.1 km loop through forested ravine. The event includes an aid station, a youth discount, and is part of the Winter Trail Series.

A 7 mile single-track trail race at Dog Mountain near Carson WA on November 22, 2026. The course climbs about 3 miles with roughly 3000 feet of gain to the summit and then returns via Augspurger Trail; awards and on-site food and drink are..

A low cost, low support December race in Maple Valley, WA offering 50K, marathon and half marathon options. The 21st edition follows river and woods trails and includes a strict 2:30 PM cut-off and a piggy finisher medal.

A roughly 10K trail race at Squaxin Park in Olympia on 12 December 2026 that starts and finishes at Reeves Middle School. Holiday themed aid station, finisher medal and a tree planted for each finisher.

A forested loop at Seward Park offers 4.2 mile and 10k trail options as part of the Winter Trail Series, with an aid station near the start finish and a themed costume contest.

A time based trail event at Fort Steilacoom Park on December 26, 2026 offering 3, 6, and 8 hour options on a 5 mile loop with about 520 feet gain and official aid station support plus handmade finisher awards.

Trail runs of 5 mile and Half Marathon at Soaring Eagle Regional Park in Sammamish, WA. Courses use technical singletrack and a Pipeline Trail section with aid stations and rolling short hills.