Threemile (FR 10021) in ID -- Camping Rules & Access
Threemile (FR 10021) in ID
Road corridorCaribou-Targhee NF, Dubois Ranger District
36 mi from St. Anthony
Maps 6,175 ft
Dispersed camping generally allowed
U.S. Forest Service default; a local order can restrict it.
Caribou-Targhee National Forest ↗
Stay limit: 14 days · within 30 days · then move 5 mi
VerizonNONE
AT&TNONE
T-MobileNONE
StarlinkGOOD
Road Access
Difficult
- 8.2 of this road’s 11 miles are maintained for high-clearance vehicles, dirt the whole way.
- Near Opal Mountain.
- Winds through 5 switchbacks.
Setting
Some privacy
- Moderately separated here.
- East Threemile Creek runs 0.1 mi off.
- Signal Peak stands 2,343 ft above the map pin, 4.2 miles north.
Rules
Climate averages
October normals 32–53°F, 1.7″ precipitation. Monthly averages, PRISM 1991–2020.