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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

South Fork Dupuyer

Inside Lewis & Clark National Forest

2.7 mi out & back · 422 ft gain · 5,827 ft high point · Easy

In Lewis & Clark National Forest · Montana · U.S. Forest Service

About Elevation Highlights Map Camp near here More hikes

About this hike

South Fork Dupuyer travels 2.7 miles out and back in Lewis & Clark National Forest near the Old Man of the Hills.

Elevation

422 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

5.8 mi from the trailhead
West Fork Cabin (W of Choteau)
Campground · Montana

More hikes nearby

Ranked the same way, within twenty-five miles.

19 mi from you
Chair Mtn. Trilobites
- Ends at Switchback Pass
- Inside Great Bear Wilderness
- 5,503 ft of climbing
16.3 mi one way · 5,503 ft gain · Very hard
Great Bear Wilderness · Camp 9 mi away

Out: 230 ft up, returns the same way. Source: USGS 3DEP.

Highlights

What the trail reaches, measured from the start.

Nearby reading

Old Man of the Hills

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: 2.7 mi
Shape: Out & back
Gain: 422 ft round trip
High point: 5,827 ft
Low point: 5,582 ft
Difficulty: EasyFrom 2.7 mi and 422 ft of climbing
Managed by: U.S. Forest Service
State: Montana
Camps within 15 mi: 5
Trailhead: 48.0391° N · 112.7525° W

Get directions Open the map

5.9 mi from the trailhead

West Fork Teton Campground

Campground · Montana

10.3 mi from the trailhead

Cave Mountain Campground

Campground · Montana

6 mi from you

MT Wright Hiker

Summits Mount Wright
Inside Lewis & Clark National Forest
3,151 ft of climbing

6.1 mi out & back · 3,151 ft gain · Very hard

Lewis & Clark National Forest · Camp under a mile away

Mount May

Summits Mount May
Inside Bob Marshall Wilderness
1,947 ft of climbing

5.7 mi loop · 1,947 ft gain · Very hard

Bob Marshall Wilderness · Camp 11 mi away

Half Dome Crag

Summits Half Dome Crag
Inside Lewis & Clark National Forest
3,203 ft of climbing

7.6 mi out & back · 3,203 ft gain · Hard

Lewis & Clark National Forest · Camp 11 mi away

Switchback Pass

Ends at Switchback Pass
Inside Bob Marshall Wilderness
3,026 ft of climbing

8.6 mi loop · 3,026 ft gain · Very hard

Bob Marshall Wilderness · Camp 7 mi away

Bungalow Mtn.

Passes Bungalow Mountain
Inside Bob Marshall Wilderness
4,856 ft of climbing

16.5 mi out & back · 4,856 ft gain · Very hard

Bob Marshall Wilderness · Camp 9 mi away

More like this

Hikes that read like this one, wherever they are.

North Fork Dupuyer
- Inside Lewis & Clark National Forest
- 3,596 ft of climbing
11.3 mi out & back · 3,596 ft gain · Very hard
Lewis & Clark National Forest · Camp 8 mi away
North Fork Ford Creek
- Inside Lewis & Clark National Forest
- 1,244 ft of climbing
- Camp under a mile away
5.3 mi out & back · 1,244 ft gain · Moderate
Lewis & Clark National Forest · Camp under a mile away
South Fork Sun Low Water
- Near Sun Butte
- Inside Lewis & Clark National Forest
- 2,084 ft of climbing
22.7 mi out & back · 2,084 ft gain · Very hard
Lewis & Clark National Forest · Camp under a mile away
North Fork Ford Spur
- Inside Lewis & Clark National Forest
- 1,086 ft of climbing
- Camp 1 mi away
2.9 mi out & back · 1,086 ft gain · Moderate
Lewis & Clark National Forest · Camp 1 mi away

Weather

7-day forecast

Wed34°21°Mostly Sunny
Thu29°23°Partly Sunny
Fri34°27°Mostly Cloudy
Sat41°29°Partly Sunny
Sun36°25°Chance Light Snow
Mon36°28°Slight Chance Light Snow
Tue41°Mostly Sunny

Wed: Mostly Sunny then Chance Snow Showers · wind 7 to 15 mph WSW

National Weather Service · refreshed hourly

Signal

Cell coverage here

No carrier reports signal at this spot.

FCC coverage data · signal varies in remote terrain