Washington
Washington Trail Running Calendar 2026-2027
Explore the best trail runs in Washington for 2026-2027! Our updated list features 148 exciting trail runs across the region. Find your next trail run in Washington below and join the trail community at these great events!
September 2027
Summer Spirit Run at Magnuson Park in Seattle offers 5k, 10k, 15k plus a Kids Dash and an Obstacle Dash on a USATF certified 5k loop.
A mountain trail run of about 10.5 miles on the Pacific Crest Trail through the North Cascades with one aid station and cupless race rules.
Two days of obstacle course races at Meadow Wood Equestrian Center with Sprint, Super, Beast and kids events on fast, wooded trails.
An unsupported trail event in Plain Washington offering 100 mile and 100K formats; this season was canceled due to wildfire and registered runners receive a 2027 rollover.
A self-navigated trail event in Spokane offering a 30 mile loop plus 9 mile run and ruck, five semi-stocked aid stations, and a required park pass.
Flat, fast ultramarathon in Easton WA offering 25K to 100 mile races on a smooth gravel rail trail beside lakes and the Yakima River.
A two day 70 mile trail relay at Moran State Park on Orcas Island with 12 legs for teams of two to six, varied terrain, included meals, apparel, and onsite lodging options.
October 2027
A community half marathon and 5K in Maple Valley with chip timing, medals for finishers, gravel trail sections, aid stations, and proceeds benefiting The More We Love.