Shanley Ridge Trail Cottonwood Creek Road from Highway 83 or Monture Creek Road. North on Road 602. The trail starts at the end. Road 602 is closed to motorized vehicle...
Sheep Creek Trail Sheep Creek Trail is located 25 miles south of Big Timber on Highway 298, then 25 miles south on County Road 212. Access may be limited in spring, fa...
Sheep Park Trail Take Highway 12 north from Townsend for 14 miles to the Pole Creek Road 491. Follow this road for 4 miles to the trailhead of the Pole Creek Trail 117...
Sherburne Cutoff Trail The trail begins at the Entrance Station at Sherburne Reservoir and intersects the main trail of Poia Lake - Redgap Pass at the 3 mile point. ...
Shylo Gulch Trail #106 From Philipsburg go north on Highway 1 for 0.2 miles, than west on County Road 348 for 12.2 miles, than north on Road 88 for 13 miles, than north on R...
Signal Rock Trail #131 From Philpsburg go south on Highway 1 for 6.4 miles, than west on Highway 38 for 22.8 miles, than south on Forest Service Road 5070 for 1.3 miles, tha...
Silver Butte Creek Trail Travel 28 miles south of Libby on US Highway 2. Turn right on Silver Butte Road 148 and proceed for 10 miles to Powerline Road 2220. Turn right and ...
Silver Lake Trail Silver Lake Trail is located 25 miles south of Big Timber on Highway 298, then 18 miles south on County Road 212. Begins at juction with Fourmile Tra...
Sinclair Creek Trail From Eureka, travel north 7 miles on US Highway 93. Turn on Glen Lake Road 7134 and follow for 2.5 miles, turning onto Foothills Road 756. Follow fo...
Skelton Creek Trail From Noxon, follow the Pilgrim Creek road 7 miles to junction with Road 2744. Turn right and follow 8 miles to Rice Loop, then turn left and follow 3...
Skookum Butte Trail Take Highway 12 south of Lolo. Look for the Elk Meadows Road turnoff on the left. Follow that road all the way to just over the Idaho Border. The t...