Skip to content

Map Activities Discover Guides Trips Saves

A map of everywhere you can sleep outside in the U.S., with the weather and cell signal to match. Built to stay free.

Explore

Map
Hiking
State guides
Discover

Plan

Trip planner
My trips
Saves
Offline downloads

About

Privacy
Data deletion

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

Leave it better than you found it.

Hike

Junction Butte

Inside Sierra National Forest
3,837 ft of climbing

11.1 mi out & back · 3,837 ft gain · 7,516 ft high point · Very hard

From Mammoth Trailhead via Mammoth (3.2 mi)

In Sierra National Forest · California · U.S. Forest Service

About Elevation Map Camp near here More hikes

About this hike

Junction Butte is an 11.1 mi out and back from Mammoth Trailhead via Mammoth in Sierra National Forest, climbing 3,837 ft to 7,516 ft.

Elevation

3,837 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

11.0 mi from the trailhead
Pumice Flat Group Camp
Campground · California

More hikes nearby

Ranked the same way, within twenty-five miles.

21 mi from you
Half Dome Trail
- Summits Half Dome
- Inside Yosemite National Park
- 5,934 ft of climbing
13.5 mi out & back · 5,934 ft gain · Very hard
Yosemite National Park · Camp under a mile away

Out: 560 ft up, returns the same way. Source: USGS 3DEP.

Map

The hike from its start, the approach dashed. 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. Download the trail and feature data.

At a glance

Length: 11.1 mi
Shape: Out & back
Gain: 3,837 ft round trip
High point: 7,516 ft
Low point: 4,862 ft
Difficulty: Very hardFrom 11.1 mi and 3,837 ft of climbing
Managed by: U.S. Forest Service
State: California
Camps within 15 mi: 8
Start: Mammoth Trailhead
Trailhead: 37.5458° N · 119.2298° W

Get directions Open the map

11.2 mi from the trailhead

Onion Springs Overflow Camping Area

Campground · California

12.2 mi from the trailhead

Agnew Horse Camp

Campground · California

25 mi from you

Upper Yosemite Fall Trail

Summits Lost Arrow Spire
Inside Yosemite National Park
3,928 ft of climbing

6.6 mi out & back · 3,928 ft gain · Very hard

Yosemite National Park · Camp under a mile away

Fish Creek

Ends at Rainbow Falls
Inside Ansel Adams Wilderness
4,455 ft of climbing

19.3 mi one way · 4,455 ft gain · Very hard

Ansel Adams Wilderness · Camp 3 mi away

Mariposa Grove Trail

Summits Wawona Point
Inside Yosemite National Park
2,088 ft of climbing

10.9 mi out & back · 2,088 ft gain · Hard

Yosemite National Park · Camp 1 mi away

Bernice Lake Trail

Ends at Bernice Lake
Inside Yosemite National Park
3,676 ft of climbing

21.8 mi out & back · 3,676 ft gain · Very hard

Yosemite National Park · Camp under a mile away

Mist Trail

Ends at Nevada Fall
Inside Yosemite National Park
2,727 ft of climbing

5.3 mi out & back · 2,727 ft gain · Very hard

Yosemite National Park · Camp under a mile away

More like this

Hikes that read like this one, wherever they are.

Benchmark Butte
- Inside Deschutes National Forest
- Camp under a mile away
8.1 mi out & back · 812 ft gain · Moderate
Deschutes National Forest · Camp under a mile away
Snake Meadow
- Inside Sierra National Forest
- 5,565 ft of climbing
19.5 mi out & back · 5,565 ft gain · Very hard
Sierra National Forest · Camp 11 mi away
Sierra Buttes
- Passes Packer Lake
- Inside Tahoe National Forest
- 1,671 ft of climbing
5.2 mi out & back · 1,671 ft gain · Hard
Tahoe National Forest · Camp under a mile away
Gold Butte
- Near Gold Butte
- Inside Beaverhead National Forest
- 1,506 ft of climbing
6.1 mi out & back · 1,506 ft gain · Very hard
Beaverhead National Forest · Camp under a mile away

Signal

Cell coverage here

VerizonLTE · Fair

FCC coverage data · signal varies in remote terrain

Weather

7-day forecast

Today57°41°Partly Sunny
Tue61°44°Sunny
Wed60°42°Sunny
Thu54°37°Sunny
Fri46°35°Chance Light Snow
Sat45°33°Slight Chance Light Snow
Sun42°31°Chance Light Snow

Today: Partly Sunny · wind 0 to 5 mph SSW

National Weather Service · refreshed hourly