US Forest Service · California
Dimond O in California. Ringed marker is this site; the other dots are the 1330 public campsites we map in California.
Dimond O is ideally located closest to Yosemite National Park's Big Oak Flat entrance and Hetch Hetchy. It's nestled near the banks of the scenic Middle Fork Toulumne River, where warm summer days can be spent wading and fly fishing in the refreshing waters. Recreation Nearby trails include the Carlon Falls Trail near the Carlon Day Use Area, and Yosemite National Park trails accessible from Hetch Hetchy.
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 2026-07-15, fetched 2026-09-07. Official listing.