Produced by Northwest Endurance Events the Woolley Trail Runs are out-and-back 50K, Marathon, or Half-Marathon distances along the Cascade Trail starting in Sedro Wooley.

Produced by Oly Trail Runners, lovely Lake Sylvia State Park near Montesano is the venue for 25K and 50K races that start and finish in the state park with most of the courses are on trails in the neighboring working forest owned by the City of Montesano.