San Bernardino Peak: Elevation, Trail & Hiking Guide

San Bernardino Peak

Colorful view of the San Bernardino Valley from the San Bernardino Mountains on a sunny day, Rim of the World Scenic Byway, San Bernardino County, California | Andy Konieczny

San Bernardino Peak is a 10,650.5-foot (3,246.3-meter) summit in Southern California’s San Bernardino Mountains. Rising along the western portion of the high San Gorgonio crest, the mountain combines a strenuous wilderness hike with sweeping views, high-elevation forests, and an unusual connection to the early surveying history of Southern California.

The peak lies within the San Gorgonio Wilderness of San Bernardino National Forest and within Sand to Snow National Monument. Although it is overshadowed in elevation by nearby summits such as San Gorgonio Mountain, Jepson Peak, and Anderson Peak, it remains one of the best-known hiking destinations in the high country of the San Bernardino Mountains.

A standard climb from Angelus Oaks follows the San Bernardino Peak Divide Trail for approximately 18 miles round trip with about 4,900 feet of elevation gain, making this a demanding outing even though the normal summer route is nontechnical.

🏔️ Overview

San Bernardino Peak occupies the western end of the high ridge system leading toward some of the tallest mountains in Southern California. It is part of the San Bernardino Mountains, which form the eastern portion of California’s Transverse Ranges.

Unlike isolated mountains that tower far above neighboring summits, San Bernardino Peak is closely connected to higher terrain along the crest. Its elevation exceeds 10,600 feet, but its topographic prominence is only about 247 feet.

The mountain is significant for more than its elevation. Along its approach is the historic Henry Washington Survey Marker, associated with the 1852 survey that established an important reference point for land surveying in Southern California.

⚡ Fast Facts

Fact	Details
Continent	North America
Country	United States
State/Province	California
County/Region	San Bernardino County
Mountain Range	San Bernardino Mountains
Larger Mountain System	Transverse Ranges
Parent Peak	Anderson Peak — line and proximate parent
Elevation	10,650.5 ft / 3,246.3 m
Prominence	246.6 ft / 75.2 m
Isolation	0.73 mi / 1.18 km
Nearest Higher Neighbor (NHN)	San Bernardino East Peak
Coordinates	34.12232° N, 116.92237° W
National Forest	San Bernardino National Forest
Wilderness	San Gorgonio Wilderness
National Monument	Sand to Snow National Monument
Standard Route	San Bernardino Peak Divide Trail
Standard Route Difficulty	Class 1 in normal snow-free conditions

📍 Location

San Bernardino Peak is in San Bernardino County in the high country east of the community of Angelus Oaks. It stands within the federally protected San Gorgonio Wilderness and San Bernardino National Forest.

The mountain also lies within Sand to Snow National Monument, a protected landscape extending from lower desert environments to the alpine and subalpine terrain surrounding San Gorgonio Mountain.

Its position near the western end of the San Gorgonio crest places it among a cluster of closely spaced 10,000- and 11,000-foot summits. Higher peaks continue eastward toward Anderson Peak, Shields Peak, Jepson Peak, and San Gorgonio Mountain.

📏 Elevation & Prominence

Modern LiDAR-derived measurements place the summit of San Bernardino Peak at 10,650.5 feet (3,246.3 meters).

Its clean topographic prominence is approximately 246.6 feet (75.2 meters), with a key col at about 10,403.9 feet.

That relatively modest prominence reflects the mountain’s position along a high ridge containing several neighboring summits of similar or greater elevation. A mountain can therefore have a very high elevation while still having limited prominence.

For a more detailed explanation of this measurement, see What Is Mountain Prominence?.

San Bernardino Peak has a true isolation of approximately 0.73 mile (1.18 kilometers). Its nearest higher neighbor is San Bernardino East Peak, which reaches approximately 10,686.5 feet.

Anderson Peak is identified as both the line parent and proximate parent of San Bernardino Peak. Parentage is a different topographic relationship from the nearest higher neighbor, so the two mountains do not need to be the same.

See What Is a Parent Peak? for a detailed explanation of mountain parentage.

🪨 Geology

San Bernardino Peak belongs to the geologically complex San Bernardino Mountains, an eastern component of the Transverse Ranges.

The San Gorgonio Wilderness contains ancient gneissic rocks together with several varieties of intrusive granitoid rocks. Geological mapping of the high country shows a complicated mixture of older metamorphic basement rocks and younger intrusive rocks.

The broader mountain range has also been strongly influenced by tectonic deformation associated with Southern California’s active plate boundary and regional fault systems. Uplift and erosion have produced the steep relief separating the high San Bernardino Mountains from surrounding valleys and desert basins.

At high elevations, repeated freezing and thawing, weathering, erosion, snow, and past cold-climate processes have continued to reshape exposed rock and mountain slopes.

🌿 Flora & Fauna

The approach to the summit passes through several vegetation zones as hikers climb from the forest around Angelus Oaks toward the exposed high country.

Conifer forests are a defining feature of the upper mountain. Depending on elevation, slope, and exposure, the region supports trees such as Jeffrey pine, white fir, lodgepole pine, and limber pine. Hardy high-elevation trees become increasingly scattered as the trail approaches the exposed ridge.

The landscape along portions of the trail was significantly affected by the 2020 El Dorado Fire. Burned trees remain visible in parts of the area, while natural regeneration is gradually changing the appearance of the forest.

Wildlife in the broader San Bernardino Mountains includes mule deer, black bears, coyotes, mountain lions, small mammals, reptiles, and numerous bird species. Wildlife sightings vary considerably with season, elevation, time of day, and trail activity.

Visitors should avoid approaching or feeding wildlife and should protect food and scented items appropriately when camping.

🥾 Hiking & Climbing Routes

San Bernardino Peak Divide Trail from Angelus Oaks

The classic approach begins near Angelus Oaks and follows the San Bernardino Peak Divide Trail toward the summit.

The standard outing is approximately:

18 miles round trip
4,900 feet of elevation gain
About 8 hours for a strong hiking party under favorable conditions
Class 1
Strenuous

Despite its Class 1 rating under normal summer conditions, this is a demanding high-elevation hike. The combination of distance, elevation gain, altitude, sun exposure, changing weather, and limited dependable water can make the route significantly harder than its technical rating suggests.

The trail climbs through forest and passes the historic Washington Monument area before reaching the summit ridge.

From San Bernardino East Peak

Hikers already visiting San Bernardino East Peak can continue toward San Bernardino Peak along the connecting trail.

The segment from East Peak is approximately one mile one way with about 200 feet of additional climbing, although reaching East Peak itself requires a substantial approach.

This makes the two summits a natural combination for hikers undertaking a longer trip along the crest.

Forsee Creek Approach

The Forsee Creek Trail provides another important access route into the San Gorgonio high country.

It climbs past junctions and backcountry camps toward the high ridge near Anderson Flat and Trail Fork Springs. From the divide, hikers can connect with routes leading toward several nearby summits.

Water availability at mountain springs and camps can change seasonally. Never assume that a mapped spring will be flowing.

Wilderness Permits

Free wilderness permits are currently required for both day hiking and overnight camping in the San Gorgonio Wilderness.

Permit systems, quotas, trail access, fire restrictions, parking requirements, and closures can change, so hikers should always verify current official information before leaving home.

🏔️ Field Guide Tip: San Bernardino Peak is a long, high-elevation hike even when the trail is completely snow-free. Start early, carry more water than you expect to need, bring navigation and emergency equipment, and check weather, wildfire, trail, and permit conditions before your trip. Review The Ten Essentials for Hiking before attempting a long wilderness day hike.

🌤️ Best Time to Visit

For hikers without snow or mountaineering experience, the most accessible period is generally when the high trail is snow-free, often from late spring or early summer into autumn.

Conditions vary greatly from year to year.

Late Spring

Snowfields and icy sections can remain at high elevations even when lower trails are warm and dry. Stream flow may be stronger, but winter damage and fallen trees can affect trails.

Summer

Summer often provides the simplest hiking conditions, but temperatures can be hot lower on the route while the high ridge remains considerably cooler.

Thunderstorms can also develop over the mountains. An early start reduces exposure to afternoon heat and changing weather.

Autumn

Early autumn can bring clear skies, cooler temperatures, and excellent hiking conditions. Days become shorter, however, and early-season snowstorms are possible.

Winter

Winter transforms the route.

Snow, ice, cold, poor visibility, and avalanche or slip hazards can turn a straightforward Class 1 trail into a mountaineering objective. Winter travel should not be treated as an ordinary hiking trip.

🧭 Nearby Mountains & Attractions

San Bernardino Peak sits within one of Southern California’s greatest clusters of high summits.

San Bernardino East Peak — about 10,687 feet

The nearest higher summit lies immediately east along the crest. It is commonly combined with San Bernardino Peak on longer hikes.

Shields Peak — about 10,704 feet

Shields Peak rises farther east along the San Bernardino Divide. Modern LiDAR measurements place its summit at approximately 10,703.7 feet, or about 10,704 feet.

Anderson Peak — about 10,871 feet

Anderson Peak is one of the more prominent summits along the western San Gorgonio crest and is the line and proximate parent of San Bernardino Peak.

Jepson Peak — about 11,210 feet

Jepson Peak is one of the highest summits in the San Bernardino Mountains and stands west of San Gorgonio Mountain.

San Gorgonio Mountain — about 11,501 feet

San Gorgonio Mountain is the highest mountain in Southern California and the highest summit in the Transverse Ranges.

Henry Washington Survey Marker

The historic survey marker associated with Colonel Henry Washington lies in the San Bernardino Peak area and is an important landmark in the surveying history of Southern California.

The site is listed on the National Register of Historic Places.

💡 Fun Facts

San Bernardino Peak rises above 10,650 feet but has only about 247 feet of topographic prominence because it is closely connected to higher mountains along the same crest.
Its nearest higher neighbor is San Bernardino East Peak, only about 0.73 mile away.
Anderson Peak is its line and proximate parent rather than its nearest higher neighbor.
Colonel Henry Washington established an important survey reference point in this mountain area in 1852 during early federal surveying of Southern California.
The Henry Washington Survey Marker was later added to the National Register of Historic Places.
Sand to Snow National Monument was established in 2016 and protects a dramatic elevation gradient extending from desert terrain to the highest portions of the San Bernardino Mountains.
Portions of the forest surrounding the hiking route were burned during the 2020 El Dorado Fire and continue to recover.

❓ Frequently Asked Questions

How high is San Bernardino Peak?

The summit has a modern LiDAR-derived elevation of 10,650.5 feet (3,246.3 meters).

What is the prominence of San Bernardino Peak?

Its clean topographic prominence is approximately 246.6 feet (75.2 meters).

What is the isolation of San Bernardino Peak?

Its true isolation is approximately 0.73 mile (1.18 kilometers).

What is the nearest higher neighbor of San Bernardino Peak?

The nearest higher neighbor is San Bernardino East Peak, located east-northeast of the summit.

What is the parent peak of San Bernardino Peak?

Anderson Peak is identified as both its line parent and proximate parent.

This differs from the nearest higher neighbor because parentage and isolation measure different topographic relationships.

Is San Bernardino Peak the highest mountain in the San Bernardino Mountains?

No. The highest summit in the range is San Gorgonio Mountain at approximately 11,501 feet.

San Bernardino Peak is nevertheless one of the range’s major 10,000-foot summits.

How long is the hike to San Bernardino Peak?

The standard San Bernardino Peak Divide Trail route from Angelus Oaks is approximately 18 miles round trip with about 4,900 feet of elevation gain.

Is San Bernardino Peak difficult to hike?

The normal snow-free route is rated Class 1, meaning it follows a hiking trail rather than requiring technical climbing.

However, the distance, large elevation gain, altitude, weather exposure, and potential water limitations make it a strenuous hike.

Do you need a permit to hike San Bernardino Peak?

Yes. Current rules require a free wilderness permit for both day hiking and overnight camping in the San Gorgonio Wilderness.

Always verify current requirements before visiting.

Can you hike San Bernardino Peak in winter?

It can be climbed during winter, but snow and ice can dramatically change the difficulty and hazards. Winter travel may require traction, an ice axe, navigation skills, winter survival equipment, and appropriate mountaineering experience.

What is the Washington Monument near San Bernardino Peak?

The Washington Monument area contains the historic survey marker associated with Colonel Henry Washington’s 1852 surveying work.

The marker became an important reference in the surveying and subdivision of land in Southern California and is now recognized as a historic resource.

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