Trail Running Calendar Washington 2026-2027

We have found 151 Trailruns in Washington. Check below where and when you can find the races.

ROGUE//13 in Spokane offers 13-hour, 6-hour and 1-hour run and ruck formats on a 4.5 mile out-and-back loop, with a semi-stocked aid station and patches or buckles awarded by pass count.

An obstacle course event at Lacamas Lake Regional Park on 07/18/2026 featuring a 4 mile course with 14+ natural obstacles and a kids loop for ages 4 to 10. Competitive and community waves include cash prizes for top finishers.

A roughly 3-mile obstacle trail run at Joint Base Lewis-McChord on 18 July 2026, with waves of 25 released every five minutes and entry capped at 1,500. Packet pick-up includes a shirt, medal, bib and a post-race beverage ticket.

A Tuesday Night Trail to Grill series run at St. Edward State Park featuring a 4.2 mile loop or an 8.6 mile double-loop on varied single track and wider trails, with an aid station offering drinks and snacks.

A one day community run and expo on July 22, 2026 in Seattle featuring group runs, an expo with brand booths, and a raffle. The event highlights local races, run clubs, running stores, and vending partners.

A mountain trail event near Greenwater, WA on July 25, 2026 offering 50 Mile, 50K and 25K courses with significant elevation, technical single track and staffed aid stations. Camping is available at the Ranger Creek Campground.

Mountain ultramarathon near Spokane using a 25-mile loop for 25, 50, and 100 mile races, with technical singletrack, multiple aid stations, significant elevation, and on-site amenities.

A 5 km trail race on the Riverside High School trails in Chattaroy, WA, organized by the Riverside High School Cross Country team and Ram Nation Boosters to raise funds for team travel and equipment, with marked course and awards.

August 2026

A trail event at Mt St Helens with a 50K circumnavigation and a 25K option; the 50K requires prior 50K experience and specific mandatory gear.

Timed endurance events of 6, 12, 24 and 32 hour around a marked 2.6 mile wooded loop at Lake Padden, with night lighting, aid stations, keepsakes and awards; limited field and proceeds supporting a local youth program.

Two days of mountain running on Mount Ellinor near Hoodsport, Washington, with a 24 km Skyrace featuring 1,600 m of ascent and a 10 km Forest Loop. The event is North America’s stop on the Skyrunner World Series and part of the USA series.

A loaded trail event at Esmeralda Trailhead in Cle Elum, Washington on August 1, 2026. Two options: a 13 mile route with 4,406 ft elevation gain and a 9 mile mini with 2,831 ft, each requiring a 20 lb dry load.

Stair races and walks at Stadium Bowl in Tacoma with one lap and two lap options, a Heroes Race with weighted vests, and proceeds supporting Kindred Souls Foundation. Open to participants aged eight and up with guardian supervision for mino..

A trail race on August 8, 2026, starting at Fairhaven Park and running into Larrabee State Park. Routes showcase forest, lakes, and narrow ridgelines with options of 12K, 25K and 50K and significant elevation gain.

A nighttime ultrarun and ruck in Spokane on a 1.56 mile dirt and wood chip loop, with timed run and ruck options plus a family Tiny Titans loop and a semi-stocked aid station featuring Tailwind and gels.

Trail races of 5k, 14.5 miles and 26.2 miles take place in King County's Cougar Mountain Regional Wildland Park near Seattle. The event includes aid stations on course, supports King County Parks, and participates in a youth trail series.

A road race on Whidbey Island through Ebey’s National Historical Reserve offering 5K, 10K and a half marathon on hilly, scenic roads. Proceeds support safe and sober graduation activities for Coupeville High School Class of 2027.

A fast, scenic marathon and half marathon through the Snoqualmie Tunnel area on August 9, 2026. The USATF certified marathon is a Boston qualifier and the route features about 1000 feet of net downhill.

A point to point 200 mile endurance run through the Cascades around Mount St. Helens, held August 14-18, 2026. The route includes volcanic landscapes, ridge and forest sections, 13 aid stations and six sleep stations, and is timed continuou..

A 20 mile single track trail run on the south western side of Mount St Helens, featuring lava fields, stream crossings, old growth forest and a 9 hour cutoff on National Forest lands.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.