Black Mountain Yellow Post Sites

San Bernardino National Forest

Free Camping Near Idyllwild, CA

Black Mountain Yellow Post Sites are a series of six (6) campsites, each marked by a yellow post, all situated along Black Mountain Road (Forest Road 4S01), northwest of Idyllwild, CA. These sites were designated by the San Jacinto Ranger District of San Bernardino National Forest as free campsites. Each campsite is restricted to a single party of campers, with no more than eight (8) persons and two vehicles. All sites are first come, first serve, no reservations.

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San Bernardino National Forest, San Jacinto Ranger District

San Jacinto Ranger District Office:
Tel: (909) 382-2921


GPS: 33.82737, -116.74492 (Site #1)
Reservations: first-come, first-served
Camping Fee: none
Maximum Stay: 14 days in any 30-day period
Amenities: Fire rings, picnic tables


San Bernardino NF Visitor Guide, published by USFS, 2018
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Black Mountain Yellow Post Sites, San Bernardino NF, San Jacinto Ranger District

4WD is definitely required due to steep inclines and rough road. Small trailers are fine as long as you have a 4WD tow vehicle.

All six sites are intended for cars, vans, and pickup trucks. Motorhomes will not make it up here.

How Crowded: These sites are not very busy due to the road conditions up here.

How Noisy or Peaceful: Site #3 is probably going to be the most peaceful due to being isolated. The other sites are either paired together, while Site #6 is at a trailhead.

Cellular Phone Signal: Verizon seems to come in at just 1 bar. T-Mobile and AT&T don’t come in at all.

Road Conditions: Black Mountain Road is dirt, with steep inclines, and rough. Not recommended under rain conditions. The road is usually closed during winter months.

Amenities Within Campground: Just picnic tables and fire rings.

Cost of Camping: It’s free to camp at these sites, first come, first serve.

Campfires: Campfires are allowed during certain times when fire restrictions have been lifted. Otherwise, the entire State of California requires a campfire permit, which are free, and can be obtained online from CalFire Campfire Website.

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