US Forest Service · California
Lake Mary Campground in California. Ringed marker is this site; the other dots are the 1330 public campsites we map in California.
Lake Mary is the star of the Mammoth Lakes region. Of the 11 lakes in the area, Mary is the largest and most developed. Lake Mary Campground is a large facility with plenty of amenities in and around it. The lake provides a great base for activities like fishing, viewing waterfalls, hiking and backpacking. Recreation Lake Mary receives the highest number of trout stocks in the Mammoth Lakes Basin, and is well-known to anglers for its rainbow, brook and brown trout fishing.
Motocamp routes the vehicle you are actually in and picks up the road surface on the way. Download the state and it keeps working with no signal.
Start a 14-day trialSource: Recreation.gov, dated 2026-05-27, fetched 2026-09-07. Official listing.