Castle Checkerboard (FR 581) in MT -- Free Camping & Overnight Parking in Montana

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Castle Checkerboard (FR 581) in MT

Helena-Lewis and Clark NF, Judith-Musselshell Ranger District
6,648 ft
Maps
Overnight camping allowedMODERATE
VerizonUNMEASURED
AT&TNONE
T-MobileUNMEASURED
StarlinkEXCELLENT

A 12.1-mile stretch of dirt National Forest road in Meagher County, MT. The road serves Castle Mountain.

Helena-Lewis and Clark National Forest, Judith-Musselshell Ranger District records no overnight restriction here.

All 12.1 miles in are maintained for passenger cars. 10.5 of the 12.1 miles in are dirt. Climbs 2,500 ft over 12.1 miles -- sustained grades near 14%, with pitches to 30%. Winds through 9 switchbacks. Dead-end road -- no mapped turnaround; expect to back out or unhitch.

Castle Mountain stands 1,331 ft above the site, 1.4 miles west. Hamilton Creek runs 0.7 mi off. The nearest town, White Sulphur Springs, is 12 mi off.

September normals 4263°F, 2.2″ rain. Monthly averages, PRISM 1991–2020.

Fire restrictions

Set by Helena-Lewis and Clark National Forest, Judith-Musselshell 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?