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.

Stromatolites in limestone (Helena Formation (a.k.a. Siyeh Formation), Belt Supergroup, Mesoproterozoic, about 1.45 Ga; Going-to-the-Sun Highway, Glacier National Park, Montana, USA) 2 (15014411017)

Hike

Blackfoot Divide

Ends at Limestone Pass
Inside Bob Marshall Wilderness
8,708 ft of climbing

14.7 mi one way · 8,708 ft gain · 8,535 ft high point · Very hard

In Bob Marshall Wilderness · Montana · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

This 14.7-mile one-way trail reaches Limestone Pass in Bob Marshall Wilderness, ascending 8,708 feet past several passes and peaks including Youngs Mountain.

Elevation

8,708 ft of gain and 8,316 ft of descent.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

9.4 mi from the trailhead
Monture Guard Station Cabin
Campground · Montana

More hikes nearby

Ranked the same way, within twenty-five miles.

24 mi from you
Charlotte Peak
- Summits Charlotte Peak
- Inside Bob Marshall Wilderness
- 3,610 ft of climbing
8.9 mi out & back · 3,610 ft gain · Very hard
Bob Marshall Wilderness · Camp 15 mi away

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

Highlights

What the trail reaches, measured from the start.

Limestone PassDestination · 14.7 mi in
Youngs PassAlong the way · 1.2 mi in
Youngs MountainAlong the way · 3.1 mi in
Hanh Creek PassAlong the way · 9.0 mi in
Foolhen MountainAlong the way · 12.4 mi in

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: 14.7 mi
Shape: One way
Gain: 8,708 ft
Descent: 8,316 ft
High point: 8,535 ft
Low point: 6,639 ft
Difficulty: Very hardFrom 14.7 mi and 8,708 ft of climbing, with steep sections
Managed by: U.S. Forest Service
State: Montana
Camps within 15 mi: 6
Trailhead: 47.2361° N · 113.2722° W

Get directions Open the map

10.8 mi from the trailhead

Big Larch Campground

Campground · Montana

11.8 mi from the trailhead

River Point Lolo Campground (MT)

Campground · Montana

13 mi from you

Jumbo Mtn.

Summits Jumbo Mountain
Inside Bob Marshall Wilderness
3,423 ft of climbing

8.7 mi out & back · 3,423 ft gain · Very hard

Bob Marshall Wilderness · Camp 12 mi away

Cardinal Peak Divide

Summits Gordon Mountain
Inside Bob Marshall Wilderness
5,355 ft of climbing

12.2 mi one way · 5,355 ft gain · Very hard

Bob Marshall Wilderness · Camp 8 mi away

Bar Creek

Summits Triple Divide
Inside Bob Marshall Wilderness
3,668 ft of climbing

11.8 mi out & back · 3,668 ft gain · Very hard

Bob Marshall Wilderness · Camp 12 mi away

Basin Creek

Summits Trap Mountain
Inside Bob Marshall Wilderness
3,324 ft of climbing

10.7 mi out & back · 3,324 ft gain · Very hard

Bob Marshall Wilderness · Camp 11 mi away

Haystack Mtn.

Summits Haystack Mountain
Inside Bob Marshall Wilderness
3,115 ft of climbing

7.1 mi out & back · 3,115 ft gain · Hard

Bob Marshall Wilderness · Camp 14 mi away

More like this

Hikes that read like this one, wherever they are.

Limestone Pass
- Passes Limestone Pass
- Inside Bob Marshall Wilderness
- 2,670 ft of climbing
12.7 mi out & back · 2,670 ft gain · Very hard
Bob Marshall Wilderness · Camp 10 mi away
Blackfoot Divide 2
- Ends at Youngs Pass
- Inside Lolo National Forest
- 3,959 ft of climbing
16.4 mi out & back · 3,959 ft gain · Very hard
Lolo National Forest · Camp 5 mi away
Limestone Creek
- Passes Limestone Pass
- Inside Bob Marshall Wilderness
- 2,687 ft of climbing
12.6 mi out & back · 2,687 ft gain · Very hard
Bob Marshall Wilderness · Camp 10 mi away
Wall Trail
- Ends at Larch Hill Pass
- Inside Bob Marshall Wilderness
- 2,422 ft of climbing
12.4 mi out & back · 2,422 ft gain · Very hard
Bob Marshall Wilderness

Weather

7-day forecast

Sun35°26°Light Snow Likely
Mon35°25°Mostly Sunny
Tue38°26°Partly Sunny
Wed39°27°Mostly Sunny
Thu36°27°Slight Chance Light Snow
Fri34°25°Chance Light Snow
Sat35°Partly Sunny

Sun: Light Snow Likely · wind 1 to 5 mph E

National Weather Service · refreshed hourly

Signal

Cell coverage here

No carrier reports signal at this spot.

FCC coverage data · signal varies in remote terrain