Trail Running Calendar Washington 2026-2027

Ultra Fest in Easton, WA offers distances from 25K to 100 mile across the Central Cascades, with day of registration and on site parking at the Easton Fire Station.

Trail ultraruns near Cle Elum WA through remote alpine terrain with large elevation gain. Options include 100 miles, 50 miles and 50 km; required safety gear, aid station cutoffs and a trail work or donation requirement apply.

A fantasy themed 5K walk and run at Magnuson Park with mixed trail surfaces, Villain Zones, and a Heroes Village; costumes encouraged and leashed dogs and strollers welcome.

A self-navigated endurance event at Riverside State Park with a 30-mile loop and 9-mile out-and-back options, five semi-stocked aid stations, crew access, and GPX-based navigation support.

A fall weekend of trail running and camping in the Sawtooth Backcountry, staged from Foggy Dew Campground with guided routes, glamp style camp amenities, shuttles, and three distance options.

Trail races at Deception Pass State Park on September 26, 2026 feature 5 mile, half marathon, and full marathon courses that loop along shorelines, cross the Deception Pass Bridge, and start and finish at Bowman Bay.

A last person standing trail race on Hamilton Island in the Columbia River Gorge where runners repeat a 4.13 mile loop each hour and must finish each loop in under 60 minutes to continue until one runner remains.

A two-day trail running festival in North Bend, Washington featuring a steep Mt Si VK, a 30K Skyline race with major elevation gain, a 10K on Little Si, festival activities, and charitable support for Recovery Beyond.

Baker Lake 50k is a 50k running event on Saturday October 3, 2026 organized by NW Endurance Events. Registration closes October 2, the entry fee is $85 and a race shirt is available for $25.

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.

Baker Lake Classic 25k on Sunday October 4, 2026 is a 25k event organized by NW Endurance Events. Registration closes October 3 and the entry fee is $80 with a race shirt offered for $25.

The Sekani (Ish) Trail Run will take place in Millwood on Sunday 4 October 2026. You can run between 5 and 10 kilometers.

The North Bend Skyline 30K will take place in North Bend on Monday 5 October 2026.

Mad Meadows on October 10, 2026 near Leavenworth Washington offers 50k and 50 mile trail races on high alpine ridgelines with golden larches, technical single track, and substantial elevation gain. The event is cupless and has staffed aid s..

A six hour trail running event on the Swauk Forest Discovery Trail near Blewett Pass on October 10, 2026. The 2.45 mile single track loop has about 650 ft of climbing and features a fall themed potluck aid station and a post race dinner opt..

Trail races on the Middle Fork and CCC trails in North Bend, WA, on October 10, 2026. Distances from 10k to 50k feature river valley scenery, aid stations, and some unbridged creek crossings.

A 50k trail race in Riverside State Park near Spokane, WA, covering about 31 miles and roughly 3,100 ft of gain over singletrack, prairies, and technical rock sections. The course is crew-friendly and requires a Discover Pass for vehicles.

Laliik is an annual trail race on Rattlesnake Mountain organized by Runners of the Sage. It offers several distance options and raises funds for the Rattlesnake Slope Preserve, including support for year round porta potties at the trailhead..

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 multiformat endurance event at Salt Creek Recreation Area with 12 hour and 24 hour loop options, a relay format, and a Last Runner Standing summit challenge offering coastal views and stocked aid stations.