San Gabriel Mountains National Monument
San Gabriel Mountains National Monument Office is located at 110 N. Wabash Avenue, Glendora, CA 91741
(626) 335-1251
CRS (800) 735-2922 (Voice)
CRS (800) 735-2929 (TDD/TTY)
FAX (626) 914-3790
Passes & Permits
There is no fee to stop by for information or to purchase passes.
Recreation Sites
East Fork Day Use Parking Trailhead
Site Temporarily Closed
Distance: 5.5 milesTrail begins at the East Fork Trailhead, not the East Fork Station. A wilderness permit is required if entering at East Fork Trailhead. Permits are available at the trailhead…
Emigrant Landing Picnic Site
Site Open
For recreation information, contact the Pyramid Lake Recreation Office at 661-295-7155. Lake is subject to closures due to heavy rains or flash flood warnings. For information regarding the Vista…
Fawnskin Picnic Area
Site Open
20 Picnic Sites:Picnic tables.Metal fire rings.Metal charcoal grills.Located behind the Crystal Lake Visitor Center.Day use only. No overnight camping/parking.
Glenn Camp Campground (Hike or bike in 7 miles)
Site Open
Walk-in or bike-in 7 miles to get to the campground.General Camping Info: Find helpful guidance and tips for an enjoyable trip to the forest!Be Bear Aware!: Bear safety is critical, for the safety…
Grassy Hollow Picnic Site
Hike-in only. The Pacific Crest National Scenic Trail is nearby.
Grassy Hollow Visitor Center
Site Closed
Elevation: 7,400-feet in elevation Amenities: Visitor center with exhibits inside. Vault toilets (non-flush toilets) are located in the adjacent Grassy Hollow Picnic Area. Trash receptacles. No…
Guffy Campground
Site Closed
General Camping Info: Find helpful guidance and tips for an enjoyable trip to the forest!Know Fire & Other Restrictions Before You Go!: These conditions can affect your entire trip. For example,…
Heaton Flats Trailhead
Site Temporarily Closed
Trailhead. Parking along East Fork Road and in East Fork Road parking lot.
Hidden Springs Picnic Area
Site Open
Elevation: 3,100-feetAmenities: Eight picnic sites with picnic tables and BBQ pedestal grills, vault toilets, no piped water available. Please bring enough water for cooking, cleaning, drinking, and…
Horse Flat Campground
Site Open
General Camping Info: Find helpful guidance and tips for an enjoyable trip to the forest!Know Fire & Other Restrictions Before You Go!: These conditions can affect your entire trip. For example,…