Trail RunningSeattle
Trail Running in Seattle
Browse upcoming amateur trail running events and compare dates, locations, and popularity. in Seattle.
Upcoming dates Seattle Community-rated events
Events listed
25
Sport
Trail Running
Area
Seattle
Radius
70 km
This calendar in numbers
This calendar currently lists 25 upcoming events, from Aug 30, 2026 to Jan 30, 2027. September is the busiest month, with 11 events scheduled. Events are spread across 15 different locations; Seattle hosts the most (7). Course distances range from 5 km to 21.1 km.