Trapper Creek (FR 345) in ID -- Free Camping & Overnight Parking in Idaho

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Trapper Creek (FR 345) in ID

Boise NF, Idaho City Ranger District
5,873 ft
Maps
Overnight camping allowedRUTTED
VerizonUNMEASURED
AT&TUNMEASURED
T-MobileUNMEASURED
StarlinkGOOD

A 19.5-mile stretch of dirt National Forest road in Elmore County, ID. The road serves Grand Mountain. The road is open seasonally, June 16 to September 14.

Boise National Forest, Idaho City Ranger District allows dispersed camping here -- 14-day limit in any 30 days.

All 19.5 miles in are maintained only for high-clearance vehicles. 19.2 of the 19.5 miles in are dirt. Climbs 3,300 ft over 19.5 miles -- sustained grades near 12%, with pitches to 25%. Stretches run along a shelf with a drop of up to ~180 ft on the downhill side. Little level ground alongside -- few of the stretches measured have a flat spot to pull onto. Winds through 52 switchbacks. Dead-end road -- no mapped turnaround; expect to back out or unhitch.

Private here -- the nearest through road is 1.5 miles off. North Fork Boise River runs 1.0 mi off. Grand Mountain stands 1,377 ft above the site, 2.7 miles southeast. The nearest town, Robie Creek, is 31 mi off.

September normals 3369°F, 0.9″ rain. Monthly averages, PRISM 1991–2020.

Fire restrictions

Set by Boise National Forest, Idaho City Ranger District. Stage 1 and 2 orders change within days -- check the current order before you build a fire.

fs.usda.gov
Sources checked August 2026Something wrong here?