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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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Hike

Slate Lake

Inside Helena National Forest

8.2 mi out & back · 943 ft gain · 6,263 ft high point · Moderate

In Helena National Forest · Montana · U.S. Forest Service

About Elevation Map Camp near here More hikes

About this hike

Slate Lake is an 8.2-mile out-and-back hike in Helena National Forest that climbs 943 feet.

Elevation

943 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

6.3 mi from the trailhead
Kading Cabin
Campground · Montana

More hikes nearby

Ranked the same way, within twenty-five miles.

11 mi from you
Thunderbolt Mountain
- Summits Thunderbolt Mountain
- Inside Helena National Forest
- 4,659 ft of climbing
21.2 mi out & back · 4,659 ft gain · Very hard
Helena National Forest · Camp 4 mi away

Out: 470 ft up, returns the same way. Source: USGS 3DEP.

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. Download the trail and feature data.

At a glance

Length: 8.2 mi
Shape: Out & back
Gain: 943 ft round trip
High point: 6,263 ft
Low point: 5,806 ft
Difficulty: ModerateFrom 8.2 mi and 943 ft of climbing
Managed by: U.S. Forest Service
State: Montana
Camps within 15 mi: 4
Trailhead: 46.5089° N · 112.4151° W

Get directions Open the map

6.3 mi from the trailhead

Quigley Group Use

Campground · Montana

7.7 mi from the trailhead

Moose Creek Campground

Campground

14 mi from you

Lookout

Summits Thunderbolt Mountain
Inside Deerlodge National Forest
2,996 ft of climbing

14.6 mi out & back · 2,996 ft gain · Very hard

Deerlodge National Forest · Camp 10 mi away

L.o. Connection

Ends at Cottonwood Lake
Inside Deerlodge National Forest
3,275 ft of climbing

16.4 mi loop · 3,275 ft gain · Very hard

Deerlodge National Forest · Camp 10 mi away

Cellar Gulch

Passes Stemple Pass
Inside Helena National Forest
4,787 ft of climbing

19.9 mi out & back · 4,787 ft gain · Very hard

Helena National Forest · Camp 3 mi away

Continental Divide

Passes Meyers Hill
Inside Deerlodge National Forest
10,673 ft of climbing

51.3 mi one way · 10,673 ft gain · Very hard

Deerlodge National Forest · Camp 5 mi away

Berry'S Meadow

Near Sullivan Mountain
Inside Deerlodge National Forest
4,416 ft of climbing

17.7 mi out & back · 4,416 ft gain · Very hard

Deerlodge National Forest · Camp 10 mi away

More like this

Hikes that read like this one, wherever they are.

Forest Lake
- Near Park Lake
- Inside Helena National Forest
- 1,542 ft of climbing
6.3 mi out & back · 1,542 ft gain · Hard
Helena National Forest · Camp 7 mi away
Leslie Lake
- Inside Helena National Forest
- 1,527 ft of climbing
5.0 mi out & back · 1,527 ft gain · Moderate
Helena National Forest · Camp 6 mi away
Lava Mountain
- Near Park Lake
- Inside Helena National Forest
6.6 mi out & back · 987 ft gain · Moderate
Helena National Forest · Camp 6 mi away
Boulder Lakes
- Near Boulder Baldy
- Inside Helena National Forest
- 5,191 ft of climbing
13.9 mi out & back · 5,191 ft gain · Very hard
Helena National Forest · Camp under a mile away

Weather

7-day forecast

Today51°26°Mostly Sunny
Wed48°26°Mostly Sunny
Thu47°26°Mostly Sunny
Fri48°29°Mostly Sunny
Sat51°33°Mostly Sunny
Sun58°33°Mostly Sunny
Mon54°34°Partly Sunny

Today: Mostly Sunny · wind 2 mph N

National Weather Service · refreshed hourly

Signal

Cell coverage here

VerizonLTE · Poor
AT&TNo signal

FCC coverage data · signal varies in remote terrain