Downtown Seattle close

Trail Running Calendar near Downtown Seattle 2026-2027

Header image

Explore the top trail runs near Downtown Seattle for 2026-2027! We've gathered 52 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

May 2027
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 at Soaring Eagle Regional Park in Sammamish WA featuring a half marathon, 10K, 5K and kids race on mostly flat, rooty forest trails.
Timed loop races in Magnuson Park near Lake Washington with 13 hour and 7 hour solo events, chip lap counting, a stocked aid station, a t shirt and a vegetarian post race meal.
June 2027
Trail ultramarathon on Vashon Island with 50K, 20 and 10 mile looped courses across mixed-surface park trails and forest.
Test your endurance at Lake Tye with 12, 6, and 3 hour timed races on a flat paved loop featuring full aid stations and post race food in Monroe Washington.
A 50 mile team relay from the foothills of Mount Rainier to Tacoma's Ruston Way waterfront, run by teams of 2, 3, 4, or 6 with a waterfront finish festival.
A low key, entry free marathon and relay from South Kent to Alki on June 5, 2027 featuring a mostly flat course with late hills and waterfront views.
An inclusive trail festival at St. Edwards State Park with looped race distances, family activities, medals, and a reusable cup program.
July 2027
Three consecutive 5K trail segments in Puyallup on July 24, 2027 with a 45 minute cutoff per segment and mandatory RaceJoy tracking.
August 2027
Timed 3, 6, 12 and 18 hour loop races plus a 30 minute kids event on a scenic two mile loop through Lincoln Park in Seattle.
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.
Two days of obstacle course races at Meadow Wood Equestrian Center with Sprint, Super, Beast and kids events on fast, wooded trails.
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.