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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

East Fork Cottonwood Creek

Near Greathouse Peak
4,440 ft of climbing

20.5 mi out & back · 4,440 ft gain · 8,205 ft high point · Very hard

Montana · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

East Fork Cottonwood Creek is a 20.5-mile out and back in Montana, ascending 4,440 feet to 8,205 feet near Greathouse Peak.

Elevation

4,440 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

7.4 mi from the trailhead
Crystal Lake Group Campsite
Campground · Montana

More hikes nearby

Ranked the same way, within twenty-five miles.

10 mi from you
West Peak
- Passes West Peak
- Inside Lewis & Clark National Forest
- 3,202 ft of climbing
14.2 mi out & back · 3,202 ft gain · Very hard
Lewis & Clark National Forest · Camp 1 mi away

Out: 3,420 ft up, returns the same way. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Greathouse PeakNearby · 10.1 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. Download the trail and feature data.

At a glance

Length: 20.5 mi
Shape: Out & back
Gain: 4,440 ft round trip
High point: 8,205 ft
Low point: 5,036 ft
Difficulty: Very hardFrom 20.5 mi and 4,440 ft of climbing
Managed by: U.S. Forest Service
State: Montana
Camps within 15 mi: 3
Trailhead: 46.8740° N · 109.4041° W

Get directions Open the map

7.6 mi from the trailhead

Crystal Lake Cabin

Campground · Montana

11.0 mi from the trailhead

Timber Creek Dispersed Campground

Campground · Montana

9 mi from you

Maynard Ridge

Summits Old Baldy
Inside Lewis & Clark National Forest
2,672 ft of climbing

10.7 mi out & back · 2,672 ft gain · Very hard

Lewis & Clark National Forest · Camp 12 mi away

Grand View

Passes West Peak
Inside Lewis & Clark National Forest
2,873 ft of climbing

10.3 mi out & back · 2,873 ft gain · Very hard

Lewis & Clark National Forest · Camp 2 mi away

Big Snowy Trail

Summits Old Baldy
4,061 ft of climbing

15.1 mi out & back · 4,061 ft gain · Very hard

Montana · Camp 14 mi away

Jump Off Peak

Summits Jump Off Peak
2,021 ft of climbing
Camp 4 mi away

8.4 mi out & back · 2,021 ft gain · Hard

Montana · Camp 4 mi away

E. Fk. Big Spring Creek

Near Greathouse Peak
Inside Lewis & Clark National Forest
5,707 ft of climbing

18.6 mi out & back · 5,707 ft gain · Very hard

Lewis & Clark National Forest · Camp 6 mi away

More like this

Hikes that read like this one, wherever they are.

East Fork Spring Creek
- 1,718 ft of climbing
- Camp 1 mi away
10.4 mi out & back · 1,718 ft gain · Hard
Montana · Camp 1 mi away
East Fork Blacktail Creek
- 2,540 ft of climbing
- Camp 4 mi away
12.4 mi out & back · 2,540 ft gain · Very hard
Montana · Camp 4 mi away
Middle Fork Cottonwood
- Near Electric Peak
- Inside Deerlodge National Forest
- 2,190 ft of climbing
8.0 mi out & back · 2,190 ft gain · Hard
Deerlodge National Forest · Camp 6 mi away
South Cottonwood
- Near Elephant Mountain
- Inside Gallatin National Forest
- 4,815 ft of climbing
23.4 mi out & back · 4,815 ft gain · Very hard
Gallatin National Forest · Camp 2 mi away

Weather

7-day forecast

Tue53°38°Slight Chance Light Rain
Wed62°45°Mostly Sunny
Thu67°44°Mostly Sunny
Fri63°43°Mostly Sunny
Sat58°39°Mostly Sunny
Sun57°37°Mostly Sunny
Mon52°Chance Rain And Snow

Tue: Slight Chance Light Rain then Mostly Sunny · wind 13 to 25 mph W

National Weather Service · refreshed hourly

Signal

Cell coverage here

VerizonLTE · Fair
AT&TNo signal
T-MobileLTE · Poor

FCC coverage data · signal varies in remote terrain