Trail Running calendar near Chehalis 2026-2027

Experience diverse trails and lush forests at Cougar Mountain Regional Wildland Park. Choose from three distances ranging from a 5k to 14.5 miles just minutes from Seattle.

Monthly trail races at Cougar Mountain near Seattle offer distances from 5K up to 26.2 miles, support King County Parks, and include USATF championship and youth race options.

A seven race summer 5k series in Civic Park, Black Diamond with free single registration, hand timed open course, post race refreshments, and season prizes for participants who run at least four events.

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..

Hotfoot Trail Run, the 24th HotFoot 5K at South Kitsap Regional Park on June 20, 2026, features a mostly flat 5K loop and a 1 mile perimeter trail; preregistration fees, T-shirt sales, and community fundraising are part of the event.

Trail run at Carkeek Park offering 5K and 10K courses on forested trails with varied surfaces and climbs. Aid station at the start/finish and post-race food, awards, and a raffle.

A point-to-point trail race along Grand Ridge Trail from Duthie Hill Park to Central Park in Issaquah, covering just over 7 miles with about 1,000 feet of climb. Self-supported event with finish-line refreshments and category prizes.

A self supported 24 hour trail event at Camp Sheppard near Mount Rainier with individual, team and optional 100 mile formats. Six marked routes use a points system and optional side quests add variety and extra scoring.

A ruck style trail event at Crystal Mountain Resort on June 27, 2026, offering three distances with a 20 lb dry load and elevation gains listed up to 5,629 ft.

A chip timed trail run on the Crown Z Trail beginning at Ruley Trailhead in Scappoose, Oregon. Distances include 5K, 10K and a half marathon with shuttles from Scappoose High School and limited spots available.

A trail race near Issaquah, WA offering 50K, half marathon, 5 mile and kids races across Tiger Mountain trails with steep climbs, ridge running, aid stations and finish‑area food.

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 run or walk near Mossyrock Park offering a choice of a 5K or an 8K Hill Challenge that crosses Mossyrock Dam and features Riffe Lake views, mixed terrain, stroller-friendly sections, and age-based entry fees.

A multi-distance road race around Soaring Eagle Park in Sammamish commemorating the nation's 250th birthday, with aid stations every 2.5 miles, shaded course, commemorative medals and T shirts for participants.

A trail running event at Yacolt Recreation Park on July 5, 2026, featuring a 50 mile ultra plus a 50K and a marathon. Courses use technical single track, multiple aid stations, camping, and a post race meal.

An evening trail loop at Seward Park on July 7, 2026, through old growth forest with options of 4.2 mile or 10k. The course includes a twisty rooty section, an aid station, and participation in a Tuesday night series with youth entries.

Experience the lush forests and rolling hills of Cougar Mountain Regional Wildland Park at this trail event near Seattle. Choose between 5k, 10.8 mile, and 19.5 mile distances on varied terrain ranging from technical to groomed trails.

Mud Mountain Trail Fest is a trail running event at Mud Mountain Dam in Enumclaw, Washington on July 11, 2026. It offers a 4 Miler and a 10K on forested trails described as moderately challenging.

A 5K trail run and walk on Tiger Mountain with an out and back route over unpaved roads and a short cross country section. The event is clothing optional and is sponsored by Tiger Mountain Family Nudist Park.

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..