Santa Rosa-San Jacinto Mountains National Monument
The Santa Rosa and San Jacinto Mountains National Monument is a national monument in Southern California. It includes portions of the Santa Rosa and San Jacinto mountain ranges, the northernmost ones of the Peninsular Ranges system. The national monument covers portions of Riverside County, west of the Coachella Valley, approximately 100 miles (160 km) southeast of downtown Los Angeles.
From Wikipedia, licensed CC BY-SA 4.0.
| Designation | National Monument |
| Managed by | Bureau of Land Management |
| State | California |
| Size | 279,792 acres |
| National Conservation Lands id | NLCS000314 |
| Center point | 33.63° N, 116.44° W |
| Night sky | Very dark ground, a faint glow at most (Black Marble reading 39) |
Boundary map
Boundary, simplified to about 0.005 degrees Federal campground
The outline is the agency boundary simplified for display, so small parcels and inholdings may not show. The agency page has the authoritative map.
Weather by month
Large units span more than one climate. The station stands in for the center point, and the outer parts of the boundary can be warmer or colder.
Where to camp
2 federal campgrounds sit inside the boundary and 5 more are within ten miles of it. Nearest first. Distances are from the campground point to the boundary edge, from the Campsite Atlas index.
Trails
14 named Forest Service trails start or end within 11.8 miles of the center point, 71 miles in all. The 10 longest are listed here.
| Trail | Miles | Allowed uses |
|---|---|---|
| Palm Canyon ↗ | 10.4 | |
| Cactus Springs ↗ | 10.2 | |
| PCT Section 37 ↗ | 8.4 | |
| Pinyon ↗ | 7.5 | |
| Live Oak Springs ↗ | 5.2 | |
| Spitler Peak ↗ | 4.8 | |
| PCT Section 36 ↗ | 4.3 | |
| PCT Section 35 ↗ | 3.9 | |
| Ramona | 3.7 | |
| Cedar Springs | 3 |
Lengths and allowed uses come from the Forest Service trail layer by way of Trailhead Atlas. This trail list was copied from Trailhead Atlas on November 1, 2026 and is copied again on each weekly run. Trails in plain text have no page there yet. The radius is the one a circle of this unit’s acreage would have, measured from the center point, so a trail listed here can fall outside the boundary.
Fire nearby
- WildfireGreen
46 mi from the center point · 55 acres
Distance is to the reported incident point, not the fire edge, and is measured from the center of a boundary that may be many miles across. Check the agency page for closures.
Explore
Nearby on the other atlases
- 13.7 miEstudillo Mansion ↗National Historic Landmark
- under 0.1 miMartinez Canyon Rockhouse ↗North Palm Springs, CA
- under 0.1 miPalm Springs Aerial Tramway Mountain Station ↗Idyllwild, CA
- under 0.1 miFrey House Ii ↗Palm Springs, CA
- 0.1 miEdris House ↗Palm Springs, CA
- 0.1 miAlexander, Dr. Franz, House ↗Palm Springs, CA
- 0.1 miElrod, Arthur, House ↗Palm Springs, CA
- 0.2 miHamrick House ↗Palm Springs, CA
Landmarks are listed first, then by distance from the boundary.
Guidebooks for California
We earn a small commission if you buy through these links. It does not change what we list.
Titles come from Open Library's catalog, matched by subject heading or by title.
Reference
Questions people ask
How big is Santa Rosa-San Jacinto Mountains National Monument?
279,792 acres.
Source: How acreage is computed
Who manages Santa Rosa-San Jacinto Mountains National Monument?
The Bureau of Land Management.
Source: Bureau of Land Management
What state is Santa Rosa-San Jacinto Mountains National Monument in?
California.
Source: How states are assigned
Can I camp at Santa Rosa-San Jacinto Mountains National Monument?
Rules vary by unit. The BLM page has the current camping rules. The federal campgrounds within ten miles are listed under Where to camp.
Source: Where to camp
How do I get to Santa Rosa-San Jacinto Mountains National Monument?
A point inside the boundary is at 33.634° N, 116.439° W. Juan Bautista de Anza National Historic Trail is 28 miles away. The official page carries directions and the office address.
Source: Bureau of Land Management
Is there a fire near Santa Rosa-San Jacinto Mountains National Monument right now?
1 active incident within 50 miles as of 2026-11-01, the nearest Green at 46 miles. Distance is to the reported incident point, not the fire edge.
Source: Fire nearby
Which national parks are near Santa Rosa-San Jacinto Mountains National Monument?
Juan Bautista de Anza National Historic Trail (28 mi) and Joshua Tree National Park (30 mi). Park Atlas has fees, hours and alerts for each.
Source: Nearby on the other atlases
Are there historic places near Santa Rosa-San Jacinto Mountains National Monument?
The National Register has 42 listings within 15 miles, including Estudillo Mansion and Martinez Canyon Rockhouse.
Source: Register Atlas
Sources
- Boundary, name: the BLM National Conservation Lands layer.
- States and territories: computed by intersecting the boundary with Census state polygons and coarse outlines of the territories and outlying islands. A place is listed when it holds at least one percent of the area. A boundary that touches no outline is listed under the nearest one.
- Acreage: geodesic area of the published polygon. The agency’s official acreage can differ where the boundary includes water, easements or inholdings.
- Description: Santa Rosa and San Jacinto Mountains National Monument on Wikipedia, CC BY-SA 4.0. The article was accepted because its title contains this unit’s name.
- Campgrounds: the Campsite Atlas index of federal campgrounds, matched to this boundary at build time.
- Trails: the Trailhead Atlas open-data file of Forest Service trails, matched by trail endpoints falling inside a circle of this unit’s acreage around the center point.
- Night sky: NASA Black Marble (VIIRS, 2016 composite) sampled at zoom 6 around the center point.
- Weather, alerts, air quality, river flow and earthquakes load live in your browser from NWS, AirNow, USGS and iNaturalist when you open the page.