Campground

Crab Flats

San Bernardino National Forest, California

About this campground

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 campground is located 8 miles from Green Valley Lake in the San Bernardino National Forest, near the town of Arrowhead.

Green Valley Lake is approximately 6 miles away and offers boating, fishing and swimming opportunities.

Map

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Latitude
34.263451° N
Longitude
117.086627° W
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Know before you arrive

Access, sites & campground features

Official facility and campsite inventory, supplemented by clearly marked community reports when the official listing does not publish the detail.

Connectivity

  • T-Mobile5GExcellent coverageVerified by 0 campers
  • Verizon5GExcellent coverageVerified by 0 campers
  • AT&T5GExcellent coverageVerified by 0 campers

Community-reported service can change with terrain, weather, congestion, and carrier coverage.

Access

  • Drive-in
  • Boat-in

Site types

  • Tent sites
  • RV / trailer sites
  • Standard campsites

Features

For campers

  • Toilets
  • Picnic table
  • FiresUse only when the current order allows flame
  • Food storage
  • Trash serviceVerify whether the assigned site is pack-in/pack-out
  • Alcohol allowedCommunity report
  • Drinking waterCommunity report
  • Phone serviceCommunity report
  • Pets allowedDogs are allowed in developed Forest Service recreation sites when restrained, crated or caged, or on a leash no longer than six feet. Posted site restrictions still apply.
  • Reservable

For vehicles

  • Big rig friendlyCommunity report
  • Back-in sitesCommunity report

Official campground guide

Plan with the full campground details

Facility information, site rules, booking windows, and published rates. Source snapshot checked Oct 18, 2026.

Open official source

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.

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.

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.

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.

Activities & amenities

What Recreation.gov or the campground’s official source specifically lists.

Available activities

  • Swimming SiteSwimming
  • Wildlife Viewing
  • Winter SportsCross Country Skiing
  • Hiking
  • Fishing
  • Camping
  • Boating
  • BikingMountain Biking

Amenities and facility features

  • Vault or pit toilets
  • Picnic tables
  • Site fire ring or grillUse only when the current order allows flame
  • Wildlife-resistant food storage
  • Trash serviceVerify whether the assigned site is pack-in/pack-out
  • Pets allowedFollow the exact facility restrictions
  • Campfire Rings
  • Food Storage Locker
  • Host
  • Off-Road Vehicle Trails
  • Vault Toilets

Recreation sites

Published inventory grouped by site type. Individual sites can have stricter limits.

Management

13 sites
Reservation type
Non Site-Specific
Equipment
RV, Tent, Trailer
Maximum people
8
Maximum vehicles
2
Maximum vehicle length
32 ft
Check-in
0:00 AM, 2:00 PM
Check-out
0:00 AM, 12:00 PM
Accessible sites
None flagged in site inventory

Standard Non-Electric

28 sites
Reservation type
Site-Specific
Equipment
RV, Tent, Trailer
Maximum people
8
Maximum vehicles
1
Maximum vehicle length
21 ft
Check-in
2:00 PM
Check-out
12:00 PM, 2:00 PM
Accessible sites
None flagged in site inventory

Site rules, inventory & rates

Facility rules, inventory procedures, and price seasons published by the official source.

Site rules

Maximum stay
14 consecutive days
Max Stay
14 days
Weekend minimum
0 days
Reservation cutoff
1 day before arrival
Maximum published occupancy
8 people per site
Maximum published vehicles
2 vehicles per site
Check-in
0:00 AM, 2:00 PM
Check-out
0:00 AM, 12:00 PM, 2:00 PM
Food storage
The current official campground record does not publish a campground-specific food-storage rule. Check posted rules before leaving food, trash, toiletries, or scented items unattended.
Fire and stove use
Crab Flats's official facility record states: Each site is equipped with a table and campfire ring with grill and bear box.
Pets
Dogs are allowed in developed Forest Service recreation sites when restrained, crated or caged, or on a leash no longer than six feet. Posted site restrictions still apply.

Inventory window

Recreation.gov publishes a rolling booking window. The dates below are the official snapshot captured for this catalog build.

Currently bookable through
Apr 18, 2027
Next release
Oct 19, 2026, 7:00 AM PDT
Next book-through date
Apr 19, 2027
Group sites bookable through
Oct 2, 2027

Published seasons & rates

SeasonSite typeNightly rateAdditional personDeposit
Peak SeasonApr 17, 2026 – Oct 3, 2026Management$27——
Peak SeasonApr 17, 2026 – Oct 3, 2026Standard Non-Electric$29——
Peak SeasonApr 16, 2027 – Oct 2, 2027Management$27——
Peak SeasonApr 16, 2027 – Oct 2, 2027Standard Non-Electric$29——
Peak SeasonApr 14, 2028 – Sep 30, 2028Management$27——
Peak SeasonApr 14, 2028 – Sep 30, 2028Standard Non-Electric$29——

Important facility notices

Read these with current closure and fire notices before departure.

  • Do not follow Google Maps. Do not go all the way to Green Valley. Take Crab Flats road.
  • No water available
  • Bears frequent the area; use appropriate containers for food and garbage
  • This is a dirt road to the campground. The road is rough in some areas. This campground is an OHV destination. Rv's are not recommended due to the road conditions. High clearance vehicles recommended.
  • In accordance with standard industry practices, Mountain Top Recreation will be assessing a $8 additional vehicle fee per night on the second vehicle in each single family campsite, and on the third and fourth vehicles in any double family campsite, provided these vehicles are not joined to the first vehicle by a hitch and towed onto the site. In the case of motorcycles, the first two are considered to be one vehicle and the third and fourth are also considered to be one vehicle. No additional vehicle fees are collected for bicycles. The fee will be collected at the campground if you did not pay for the Extra Vehicle Add On. Extra vehicles must fit on the parking spur at your site.
  • Click here for more information on the San Bernardino National Forest
  • Don't Move Firewood: Protect California's forests from tree-killing pests by buying your firewood locally and burning it on-site. For more information visit firewood.ca.gov.
  • Fire restrictions may be imposed at any time due to hot, dry weather conditions, at which time campfires and charcoal fires may not be allowed.

Getting there & contact

Official directions

From Running Springs, travel toward Arrowbear, to Green Valley Road. Turn left, drive approximately 4 miles to Crab Flats Campground sign. Turn left and continue about 4 miles to the campground.

Facility contact

909-867-2165

Sources

Recreation.gov official facility record — Crab FlatsUSDA Forest Service — responsible pet practicesRecreation.gov official facility record — Crab FlatsCrab Flats official facility detailsRecreation.gov official facility record — Crab Flats — campground rulesThe Dyrt community reports — San Bernardino National Forest Crab Flats CampgroundRecreation.gov campground details APIRecreation.gov published seasons and ratesRecreation.gov booking-window release dataRecreation.gov recreation-site inventory