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Routes
Hiking trails & Routes
United States
Montana
Flathead County
West Glacier

South Boundary Trail

Moderate

4.9

(6151)

6,152

hikers

South Boundary Trail

04:41

17.1km

280m

Hiking

Hike the moderate 10.6-mile South Boundary Trail in Glacier National Park, gaining 909 feet with views of the Middle Fork Flathead River.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Glacier National Park

Waypoints

A

Start point

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1

46 m

South Boundary Trail — West Glacier

Highlight • Trail

You can park near Belton Bridge and follow the trail west along the river from here. The trail is nontechnical and rolls up and down the hills along the north …

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2

2.78 km

Middle Fork Flathead River

Highlight • River

The Middle Fork Flathead River runs for 92 miles and forms the southern boundary of Glacier National Park. The river has trout, whitefish, and salmon, and you can take rafting trips along nearby segments.

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3

8.54 km

There is a patrol cabin near the bridge where you cross Lincoln Creek. From here you can follow a trail along the creek way up into the mountains to Lincoln …

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B

17.1 km

End point

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Way Types & Surfaces

Way Types

17.1 km

Surfaces

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Elevation

Elevation

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Highest point (1,040 m)

Lowest point (980 m)

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Weather

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Today

Monday 1 June

9°C

6°C

99 %

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Max wind speed: 7.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where is the South Boundary Trail located?

This particular South Boundary Trail is located near West Glacier, Montana, within the vicinity of Glacier National Park. It's important to note that several trails across the U.S. share this name, but this one offers a moderate hiking experience in a beautiful Montana setting.

What is the difficulty and length of this trail?

The South Boundary Trail is rated as moderate. It spans approximately 17.1 kilometers (about 10.6 miles) and typically takes around 4 hours and 40 minutes to complete. The route involves an elevation gain and loss of about 277 meters (909 feet).

What kind of terrain can I expect on the hike?

While specific detailed terrain descriptions for this exact segment are not available, given its location near West Glacier and moderate rating, you can generally expect well-maintained singletrack or wider paths. The trail likely traverses through forested areas and offers views of the surrounding natural landscape.

What can I see along the route?

Along the South Boundary Trail, you'll experience the natural beauty of the area. Key points of interest include the main South Boundary Trail — West Glacier section, the scenic Middle Fork Flathead River, and the South Boundary Trail — Lincoln Creek junction.

Is the South Boundary Trail dog-friendly?

No, dogs are generally not permitted on hiking trails within Glacier National Park, which includes this area. Pets are only allowed in developed areas, along paved roads, in campgrounds, and in parking areas. Always check current park regulations before bringing your pet.

Do I need a permit or pay an entrance fee for Glacier National Park?

Yes, Glacier National Park requires an entrance fee. Additionally, during peak season (typically late May through early September), a vehicle reservation system may be in place for certain areas of the park, including the West Glacier entrance. It's crucial to check the official Glacier National Park website for the most current information on fees and reservation requirements before your visit.

What is the best time of year to hike this trail?

The best time to hike the South Boundary Trail, like most trails in Glacier National Park, is typically from late spring to early fall (June through September). During this period, snow has usually melted, and the weather is most favorable. Fall offers stunning foliage, but be prepared for cooler temperatures and potential early snow.

Does the trail intersect other well-known paths?

Yes, while the route primarily follows the South Boundary trail, it also briefly intersects with a section of the Lincoln Creek Trail.

What wildlife might I encounter?

As this trail is near Glacier National Park, you are in prime wildlife habitat. Common sightings can include deer, elk, and various bird species. However, it's also bear country (both black and grizzly), so always carry bear spray, know how to use it, and make noise while hiking to avoid surprising wildlife.

Where can I park to access the trailhead?

Specific parking details for the South Boundary Trail near West Glacier are not provided in the data. However, as it's within or adjacent to Glacier National Park, you would typically look for designated parking areas near the West Glacier entrance or specific trailheads. Arriving early, especially during peak season, is always recommended to secure a spot.

Is this a loop trail or an out-and-back?

Based on the equal elevation gain and loss (277 meters up and 277 meters down), this route is likely an out-and-back trail. This means you will return along the same path you took to reach the turnaround point.

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