New: see how much gas every day of your trip takes. How it works
Motocamp USA

Main Letts Campground

US Forest Service · California

Main Letts Campground in California. Ringed marker is this site; the other dots are the 1329 public campsites we map in California.

The campground has 18 sites with fire rings and picnic tables, labeled numbers 1 through 18. The main feature of the area is a 35-acre lake for non-motorized vessels, trout fishing and swimming. A one-mile trail leads along the lake shore. There are accessible restrooms and a popular fully-accessible fishing pier.

What we know about it

Managed by
US Forest Service
Fee
Single Site: $12 per night (the agency lists more rates)
Booking
first-come, first-served
Dogs
Allowed on a leash (USFS policy)
Number of sites
90
Coordinates
39.30287, -122.70900

Plan the ride in, not just the night

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 trial

Nearest sites we map

Source: US Forest Service, dated 2026-08-06, fetched 2026-09-07. Official listing.

All camping near Clearlake · All camping in California