Cottonwood-Bannock Creek (FR 203) in ID -- Free Camping & Overnight Parking in Idaho
Cottonwood-Bannock Creek (FR 203) in ID
A 35.9-mile stretch of dirt National Forest road in Boise County, ID. The road is open seasonally, June 16 to September 30.
Boise National Forest, Idaho City Ranger District allows dispersed camping here -- 14-day limit in any 30 days.
35.5 of the 35.9 miles in are maintained only for high-clearance vehicles. Dirt the whole way in (35.9 miles). Climbs 6,600 ft over 35.9 miles -- sustained grades near 14%, with pitches to 33%. Stretches run along a shelf with a drop of up to ~140 ft on the downhill side. Little level ground alongside -- few of the stretches measured have a flat spot to pull onto. Winds through 91 switchbacks. Dead-end road -- no mapped turnaround; expect to back out or unhitch.
Mount Heinen stands 1,035 ft above the site, 2.1 miles south. The nearest town, Robie Creek, is 7.7 mi off.
September normals 46–71°F, 0.9″ rain. Monthly averages, PRISM 1991–2020.
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