Mill Pond, Greenpicker, Ocean Lake, Crystal Lake and Lake Ranch Loop Trail

The Mill Pond, Greenpicker, Ocean Lake, Crystal Lake and Lake Ranch Loop Trail is a 33.5 km looped trail that starts and ends in Lagunitas-Forest Knolls, Marin County, California. Based on our data, the hike is graded as Medium. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates. This hike can be completed in approx 2 days. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.