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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 Sixmile

Inside Gallatin National Forest
4,236 ft of climbing

8.1 mi one way · 4,236 ft climb · 9,838 ft high point · Very hard

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

About Elevation Map Camp near here More hikes

About this hike

South Fork Sixmile climbs 4,236 feet over 8.1 miles one way to 9,838 feet in Gallatin National Forest.

Elevation

4,236 ft of gain and 404 ft of descent.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

10.4 mi from the trailhead
Mill Creek Cabin
Campground · Montana

More hikes nearby

Ranked the same way, within twenty-five miles.

17 mi from you
Sepulcher Mountain Trail
- Summits Sepulcher Mountain
- Inside Yellowstone National Park
- 3,462 ft of climbing
7.6 mi of trails · 3,462 ft climb · Moderate
Yellowstone National Park · Camp 4 mi away

Elevation along the trail from the start. 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: 8.1 mi
Shape: One way
Gain: 4,236 ft
Descent: 404 ft
High point: 9,838 ft
Low point: 5,984 ft
Difficulty: Very hard
Managed by: U.S. Forest Service
State: Montana
Camps within 15 mi: 4
Trailhead: 45.2275° N · 110.7403° W

Get directions Open the map

10.5 mi from the trailhead

Big Creek Cabin

Campground · Montana

10.6 mi from the trailhead

Bear Creek Campground - MT

Campground · Montana

20 mi from you

Bunsen Peak Trail

Passes Bunsen Peak
Inside Yellowstone National Park
1,606 ft of climbing

6.7 mi of trails · 1,606 ft climb · Easy

Yellowstone National Park · Camp 3 mi away

Mammoth Terraces Trail

Summits Capitol Hill
Inside Yellowstone National Park
Camp under a mile away

1.7 mi of trails · 285 ft climb · Moderate

Yellowstone National Park · Camp under a mile away

Opal Terrace Trail

Summits Capitol Hill
Inside Yellowstone National Park
Camp under a mile away

0.1 mi one way · Easy

Yellowstone National Park · Camp under a mile away

YCC Trail

Summits Capitol Hill
Inside Yellowstone National Park
Camp under a mile away

1.1 mi one way · 208 ft climb · Easy

Yellowstone National Park · Camp under a mile away

Black Butte Trail

Ends at a viewpoint
Inside Yellowstone National Park
3,135 ft of climbing

5.9 mi one way · 3,135 ft climb · Easy

Yellowstone National Park · Camp 5 mi away

Signal

Cell coverage here

No carrier reports signal at this spot.

FCC coverage data · signal varies in remote terrain

Weather

7-day forecast

Fri65°47°Showers And Thunderstorms Likely
Sat53°45°Showers And Thunderstorms
Sun63°43°Chance Showers And Thunderstorms
Mon66°45°Sunny
Tue67°44°Mostly Sunny
Wed67°45°Sunny
Thu67°Sunny

Fri: Showers And Thunderstorms Likely · wind 5 to 9 mph SSE

National Weather Service · refreshed hourly

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