A gravel road curving into a high mountain valley at first light, the peaks catching the sun.

Forest Service campground

Crab Flats

Forest Service campground in San Bernardino National Forest, San Bernardino County, California. 5,950 feet. 11.1 miles from Big Bear Lake.

Managed by
Forest Service San Bernardino National Forest
Elevation
5,950 ft USGS elevation model, at the mapped point
Sites
28 28 standard non-electric
Longest rig
21 ft The longest vehicle any site is listed for
Hookups
None listed
Reservations
Recreation.gov

Overview

Crab Flats Campground is an off-roaders paradise, with plenty of off-road vehicle trails nearby for both beginner and experienced riders. Its location not only provides plentiful recreation, but also a secluded escape in Southern California's pine-covered mountains. Campground is difficult to reach without a high clearance vehicle, RV's are not recommended.

Recreation

A variety of hiking, mountain biking and off-road vehicle trails surround the campground, including the Crab Creek Trail, which provides access to nearby Fisherman's Campground. The scenery along the trail is exceptional.

Other off-road vehicle trails in the area include the 9.7-mile Redonda Ridge Trail, and Holcomb Valley Road, which runs about 26 miles and begins west of the campground. The Crab Flat Loop is also west of the campground.

Green Valley Lake is approximately 6 miles away and offers boating, fishing and swimming opportunities. The 9-acre lake is regularly stocked with a variety of fish.

Snowshoeing and cross country skiing are available in the winter.

Facilities

This primitive campground offers single-family sites for tents. Each site is equipped with a table and campfire ring with grill and bear box. Vault toilets. Overflow parking is not available.

Natural Features

The campground is located 8 miles from Green Valley Lake in the San Bernardino National Forest, near the town of Arrowhead. I t is accessed by a dirt road that crosses Deep Creek. The campground is situated among tall pine, oak and cedar trees. A variety of birds and wildlife make their home in the area.

Nearby Attractions

The closest communities are Arrowhead and Running Springs.

The description, directions and fees are the Forest Service’s own words, from its record on Recreation.gov.

What people do here

  • biking
  • boating
  • camping
  • fishing
  • hiking
  • swimming site
  • wildlife viewing
  • winter sports

The land around Crab Flats

The ringed pin is this campground; the others are its nearest neighbours. Switch on forest roads or BLM routes to see the way in.

Interactive map. Drag to pan, scroll or pinch to zoom, and select any point to see which agency manages the land. Arrow keys pan and the plus and minus keys zoom when the map has focus. A list of every state with its share of federal land is on the Explore page.

Map layers

Layers
Base map
Legend

Federal land, by managing agency

  • Bureau of Land Management (BLM)
  • US Forest Service (USFS)
  • National Park Service (NPS)
  • US Fish and Wildlife (USFW)
  • Bureau of Reclamation (USBR)
  • Department Of Defense (DOD)
  • Bureau of Indian Affairs (BIA)
  • Other Federal
  • State
  • Local
  • Alaska Native Lands (Patented or Interim Conveyed)
  • Alaska Native Allotment

Federal campgrounds, by agency

  • Forest Service
  • Bureau of Land Management
  • National Park Service
  • Army Corps of Engineers
  • Reclamation, Fish and Wildlife and others

State and local land (USGS PAD-US)

  • State land
  • County and city land
  • Regional agency or district
  • Land trust or conservancy

Gaps with no tint inside public land are private parcels, often old mining claims and homesteads. They are not open to the public.

Dashed clay lines on the base map are unpaved tracks from OpenStreetMap. They show what exists on the ground, not what is legal to drive.

Select any point to see who manages the land.

Boundaries are approximate and land status changes. This map is a planning aid, not a survey or a statement of access. Confirm routes, closures and camping rules with the managing office.

Source: Recreation Information Database (Recreation.gov), record updated September 1, 2026. Elevation from the USGS 3D Elevation Program. Seasons, fees, water and fire rules change; the managing office has the final word.