Four Mile Lake Trail is a 7.4 mile out and back trail located near Klamath Falls, OR that features a lake. The trail is rated as difficult offers a number of activity options. 7.4 miles 434 feet Out & Back camping fishing fly fishing hiking mountain biking cross country skiing lake views 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!