Crab Flats
San Bernardino National Forest — lakeside, fishing, hiking
Location: Big Bear City, CA, CA
Price: From $29 per night
Rating: 3.8 out of 5 (67 reviews)
Season: May through October
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.The closest communities are Arrowhead and Running Springs.A variety of hiking, mountain biking and off-road vehicle trails surround the campg
Cell coverage (FCC estimate): strong signal. Actual signal may vary in remote areas. Best carrier: T-Mobile. Verizon 4G: 100%. AT&T 4G: 100%. T-Mobile 4G: 100%.
Amenities: Fire Rings, Picnic Tables, Vault Toilets, Bear Boxes, Fishing
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/crab-flats to be notified when sites open up.
Crab Flats is an off-roader's paradise with plenty of trails for both beginners and experienced riders, offering a secluded escape in Southern California's pine-covered mountains. Campers praise its spacious sites tucked back in the mountains, though high clearance vehicles are strongly recommended for access.
Wildlife alert: American Black Bear, Mule Deer, Gray Fox, Mountain Quail, Spotted Owl, Red-breasted Nuthatch, Western Wood-Pewee, Southern Rubber Boa, San Bernardino Ringneck Snake, Coast Mountain Kingsnake
Insider tips for Crab Flats: Book early — this is a federal campground with high demand High clearance vehicle strongly recommended; RVs not recommended despite site availability Arrive during weekdays for lower crowds and dust from off-road activity
Skip Crab Flats if: You need RV hookups — no hookups available and only self-contained RVs suitable. You have low-clearance vehicles — difficult access requires high clearance. You want to avoid off-road vehicle noise and dust — known issue from camper reports.
Best time to visit Crab Flats: May-October — Campground operates May through October only. Late June — Camper reported mid to low 80s weather and low occupancy in late June.
Nearby campgrounds: Tent Peg Group (FAWNSKIN, CA), Fishermans Group (FAWNSKIN, CA), Green Valley (FAWNSKIN, CA), Shady Cove Group Campground (FAWNSKIN, CA).
Cell Phone Coverage at Crab Flats
Cell signal at Crab Flats (Big Bear City, CA): strong overall signal based on FCC broadband data. Best carrier: T-Mobile.
- Verizon 4G LTE: 100% coverage
- AT&T 4G LTE: 100% coverage
- T-Mobile 4G LTE: 100% coverage · T-Mobile 5G: 100%
Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.
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.The closest communities are Arrowhead and Running Springs.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.
Verified facts
RIDB / Recreation.gov official databaseAmenities
RIDB /facilities /campsites · owner-verifiedStraight talk
CamperWatch intel · curated from camper reportsKnown issues, each with the workaround. Read before you book.
Insider tips & when to go
CamperWatch intel · hand-curated entryBook early
this is a federal campground with high demand
High clearance vehicle strongly recommended; RVs not recommended despite site availability
Arrive during weekdays for lower crowds and dust from off-road activity
Campground operates May through October only
Camper reported mid to low 80s weather and low occupancy in late June
Things to do nearby
RIDB /activities /recareas + intelConditions today
LiveCell signal
FCC BDC · quarterly datasetFCC maps are theoretical — camper reports confirm signal. Best carrier: T-Mobile.
Wildlife nearby
iNaturalist · research-grade · 8 kmLocation
Leaflet · OpenStreetMap tiles
Getting there →
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.
Campground entrance
Google Maps APICommunity
#community · posts, photos & Q&A · AI-moderated (Claude Vision)Pro tips
- Book on recreation.gov exactly 6 months ahead at 10am ET — San Bernardino National Forest fills fast in peak season.
- Check current road conditions at San Bernardino National Forest before arrival — seasonal closures common.
- Bear country — store all food in bear boxes or locked vehicle at all times.
Frequently asked questions
RIDB facts + intel · FAQPage schema, speakableHow much does Crab Flats cost per night?+
What season is Crab Flats open?+
Does Crab Flats have hookups?+
What is the maximum RV length at Crab Flats?+
How do I make reservations at Crab Flats?+
What is the cell service like at Crab Flats?+
What season is Crab Flats open, and what are check-in times?+
Official resources
●Data sources on this page
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