Southwest of Bend in the Deschutes National Forest, the Lemish Lake Loop is an all dirt single and double track route over 14 miles (1100) through lodgepole and hemlock forests. Drive 14 miles south of Bend on Hwy 97 and take the Sunriver/Hwy 40 turnoff. Continue 22 miles west on Hwy 20 to the junction of Hwy 46 (Cascade Lakes Hwy). Turn left onto Hwy 46 and drive for a mile to the turnoff for the Cultus Lake resort (FS 4635). Drive for a mile on FS 4635 and turn left onto FS 4630 and begin the mountain bike ride from here, or drive on into Little Cultus Lake and begin the mountain bike ride from there. Ride on FS 4630 toward Little Cultus Lake. The road turns into FS 600 after a mile. At Little Cultus Lake turn right and head through the campground on FS 4636 and mountain bike ride about 1.5 miles to the Lemish Lake Trail on your left. A good single track takes you the short distance to Lemish Lake, where you bear left, and then continue past the lake and up into the forest. The trail becomes indistinct in two meadows shortly after beginning the climb but soon it returns to its well defined way through the trees. Rising and falling all the way to the junction with the Clover Meadows Trail. Turn left to Clover Meadows and mountain bike ride this excellent single track that has several long downhill sections and get to a cutover area. The trail becomes indistinct in places through the replanted cleatcut so pay attention to where you are going. At the next junction turn left and continue on this trail till you get back to Lemish lake. Turn right onto FS 4636 and mountain bike ride back to the trailhead the way you came in.
Overall, Lemish Lake Loop is the 27th most popular mountain bike trail of all 55 mountain biking rides in Oregon.