Lost Cabin Lake

Type: Backcountry
Length: 4.00 miles
Loop Trail? No
Allowed Uses: Bicycling (off pavement)
Dogs - On leash
Equestrian - Riding
Equestrian - Pack trips
Equestrian - Other stock
Pedestrian - Walking/Hiking/Running
Snow - Cross-country Skiing
Agency: USDA Forest Service
Entry Fee? No
Parking Fee? No

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Location: In Deerlodge National Forest, from Cardwell take SR 359 5 mi. to S. Boulder Road, the S 15 mi. to Bismark Reservoir.

State(s): Montana
Counties: Madison
Latitude: 45.5733
: -112.06353

From Interstate 90, take the Cardwell exit seven miles east of Whitehall. Take Montana
Highway 359 south for approximately five miles to the South Boulder Road #107. Travel
south on Road #107 for approximately 15 miles to the trailhead at Bismark Reservoir.
Passenger cars can drive this road, but the last two miles are best traveled by high
clearance vehicles.


The Lost Cabin Lake Trail begins at the west end of Bismark Reservoir. The peaks surrounding the lake reach elevations above 10,000 feet. Mountain goats can often be seen on the cliffs to the south and east of the lake. Depending on snow, the trail is usually open from July 1 to the middle of October. Snowdrifts on the trail may be abundant during years of late thaws.

Additional Details

Width: 24 inches.
Primary Surface: Soil
Secondary Surface: Soil

Average Grade: 8%
Maximum Grade: 15%
Elevation Low Point: 7,360
Elevation High Point: 9,060
Elevation Gain (cumulative): Not Available

Year Designated:

Contact Information

For more information and current conditions, contact the trail manager (listed below). For questions, suggestions, and corrections to information listed on the website, contact American Trails.

Trail Management:
Eric Tolf
Resource Assistant
Beaverhead-Deerlodge National Forest
3 White Tail Rd.
Custer , SD 57730
(406) 287-3223



Lost Cabin Trail

Lost Cabin Trail


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