Trail Running calendar near Maple Valley 2026-2027

A timed loop event at Green Lake Park in Seattle where runners complete as many 3.2-mile counter-clockwise laps as possible in 12 hours; a 5-hour option is available.

Trail races at Deception Pass State Park featuring a 13.1 mile half, a 10K and a combined 19.3 mile double on coastal bluffs and single track trails.

A 50K out and back trail run along the Yakima River Canyon near Ellensburg WA with about 9,200 ft of elevation gain, exposed desert trails and multiple aid stations.

A 25K out-and-back trail race near Ellensburg, WA featuring 4,700 ft of elevation change, exposed high-desert terrain, two aid stations, and on-site primitive camping.

Weekend Spartan obstacle races at Meadow Wood Equestrian Center near Snohomish with 5 km and 10 km courses plus kids races and spectator options.

Trail weekend at Tiger Mountain near Issaquah featuring an ascent, a 50k, a three person relay and a combined Big Cat option.

Scenic 10K, 5K and kids 1-mile runs from Battle Point Park along the Forest to Sky Trail on Bainbridge Island with proceeds supporting local trail development.

Trail races and a weekend festival in Leavenworth, WA on May 29, 2027 with 5k, 25k and 50k options plus family and youth events.

Timed loop races in Magnuson Park with 13 hour and 7 hour solo options on a scenic 1.54 mile loop, chip lap counting, aid station, t shirt and boxed vegetarian meal.

Looped trail races on Vashon Island featuring 50K, 20 mile and 10 mile courses through the Gateway Trail system and mixed-terrain park trails.

A timed loop event at Lake Tye in Monroe WA featuring 12 hour, 6 hour and 3 hour races on a 1.70 mile paved loop with aid stations and chip timing.

A three day team stage relay through North Central Washington with old school navigation, mixed trails, and daily routes that end in mountain towns.

The Sisu 100 PNW will take place in Crystal Mountain on Friday 25 June 2027. You can run 100 miles.

A 24 hour choose-your-own-adventure trail event at Camp Sheppard, WA with six routes, nine side quests, live leaderboard, and solo or three person teams.

Trail races at Crystal Mountain include a summit-start half marathon, a downhill 10K, and an uphill 5K Hill Climb, with an all-day gondola pass included.