The Wynoochee Lakeshore Trail is an 13 mile singletrack loop around Wynoochee Lake through dense forests of western hemlock and douglas fir. Theres no bridge over the Wynoochee River at the north end, so be prepared to ford -- It can get seriously deep.
The mountain bike trailhead is located at the Wynoochee Lake Picnic Area. From Route 12 in Montesano, turn north on Wynoochee Valley Road (1 mi. west of Montesano) and drive approximately 35 miles on the Wynoochee Valley Road (FS Rd #22) to a major intersection. Turn left. Staying on FS Rd. #22, drive a short distance and turn right on FS Rd. #2294. Drive approximately one mile to the entrance of the Coho Campground. The Wynoochee Lake Shore Trail starts on the north side of Coho Campground.
Overall, Wynoochee Lakeshore Trail is the 7th most popular mountain bike trail of all 59 mountain biking rides in Washington.