Oak Knoll and Quail's Roost Trail is a 1.5 mile out and back trail located near Paso Robles, CA and is good for all skill levels. The trail is primarily used for hiking and is accessible year-round. 1.5 miles 100 feet Out & Back kid friendly hiking Expand Map Sign up now to see this map! Reviews (0)Photos (0)Recordings (1)No one has reviewed this trail yet. Be the first!