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© 2026 Roaming.Camp · Data from NPS, Recreation.gov, BLM, USFS, NWS, and the FCC.Operating on ceded ancestral land.Photography via Unsplash.

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Telegraph Peak

Hike

Telegraph Peak Trail

Summits Telegraph Peak
Inside Cucamonga Wilderness
Camp 3 mi away

0.3 mi one way · 152 ft climb · 8,968 ft high point · Very hard

In Cucamonga Wilderness · California · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

Telegraph Peak Trail climbs to Telegraph Peak at 8,968 feet in Cucamonga Wilderness, with Thunder Mountain nearby.

Elevation

152 ft of gain and 44 ft of descent.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

2.7 mi from the trailhead
Stockton Flats Yellow Post Sites
Dispersed camping · California

More hikes nearby

Ranked the same way, within twenty-five miles.

4 mi from you
North Devils Backbone
- Summits Mount San Antonio
- Inside San Bernardino National Forest
- 3,242 ft of climbing
3.7 mi one way · 3,242 ft climb · Very hard
San Bernardino National Forest · Camp 3 mi away

Elevation along the trail from the start. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Telegraph PeakDestination · 0.2 mi in
Thunder MountainNearby · 0.1 mi in

Nearby reading

Telegraph Peak (California)
Timber Mountain (San Bernardino County, California)

Map

The route at the trailhead. Drag with two fingers, or hold a key to zoom.

Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Photos: Wikimedia Commons contributors, licensed as shown on each photo. Download the trail and feature data.

At a glance

Length: 0.3 mi
Shape: One way
Gain: 152 ft
Descent: 44 ft
High point: 8,968 ft
Low point: 8,839 ft
Difficulty: Very hard
Managed by: U.S. Forest Service
State: California
Camps within 15 mi: 14
Trailhead: 34.2587° N · 117.6007° W

Get directions Open the map

3.9 mi from the trailhead

Joe Elliot Yellow Post Sites

Dispersed camping · California

6.1 mi from the trailhead

Applewhite Campground (CA)

Campground

3 mi from you

Baldy Bowl Trail

Summits Mount San Antonio
Inside Angeles National Forest
3,314 ft of climbing

2.6 mi of trails · 3,314 ft climb · Very hard

Angeles National Forest · Camp 3 mi away

Devils Backbone Trail

Summits Mount San Antonio
Inside Angeles National Forest
2,421 ft of climbing

2.7 mi one way · 2,421 ft climb · Very hard

Angeles National Forest · Camp 2 mi away

Islip Ridge Trail

Summits Mount Islip
Inside Angeles National Forest
2,731 ft of climbing

4.9 mi one way · 2,731 ft climb · Very hard

Angeles National Forest · Camp under a mile away

Mt. Baldy Trail

Summits Mount San Antonio
Inside Angeles National Forest
6,051 ft of climbing

5.7 mi one way · 6,051 ft climb · Very hard

Angeles National Forest · Camp 6 mi away

Ontario Peak Trail

Summits Ontario Peak
Inside Cucamonga Wilderness
1,466 ft of climbing

2.5 mi one way · 1,466 ft climb · Very hard

Cucamonga Wilderness · Camp 3 mi away

Signal

Cell coverage here

AT&TNo signal

FCC coverage data · signal varies in remote terrain

Weather

7-day forecast

Thu59°46°Sunny
Fri60°49°Sunny
Sat64°52°Sunny
Sun64°50°Mostly Sunny
Mon60°47°Sunny
Tue63°49°Sunny
Wed66°Sunny

Thu: Sunny · wind 10 to 15 mph SW

National Weather Service · refreshed hourly

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Ontario Peak Trail
- Summits Ontario Peak
- Inside Cucamonga Wilderness
- 1,466 ft of climbing
2.5 mi one way · 1,466 ft climb · Very hard
Cucamonga Wilderness · Camp 3 mi away
Bighorn Peak Trail
- Summits Bighorn Peak
- Inside Cucamonga Wilderness
- Camp 3 mi away
0.6 mi one way · 859 ft climb · Very hard
Cucamonga Wilderness · Camp 3 mi away
Timber MTN Trail
- Summits Timber Mountain
- Inside Cucamonga Wilderness
- Camp 3 mi away
0.3 mi one way · 222 ft climb · Very hard
Cucamonga Wilderness · Camp 3 mi away
Chapman Trail
- Near Timber Mountain
- Inside Cucamonga Wilderness
- 2,358 ft of climbing
3.5 mi one way · 2,358 ft climb · Very hard
Cucamonga Wilderness · Camp 3 mi away