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Camping · Idaho

Mammoth Springs Campground

USFS · Campground · Fee

Fast facts

Cost
Fee charged
Managed by
USFS
Type
Campground
Hours
Open 24 hours/day
Reservations
fs.usda.gov
Nearest dump station
Cedar Flats Dump Station · 70.0 mi
Coordinates
47.1039, -115.6307
Last verified
September 18, 2026
47.1039° N · 115.6307° W
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Last verifiedSeptember 18, 2026

About this place

Mammoth Springs Campground features 8 camp units, vault toilets, and drinking water (July-September). Please observe the Pack it In Pack it Out refuse policy. Attractions include Dismal Lake (1 mile).

From the USFS.

Is Mammoth Springs Campground free?

No. Mammoth Springs Campground charges a fee. It is managed by the USFS. Sites are reservable through fs.usda.gov.

How do I get to Mammoth Springs Campground?

Access 1: From Avery, Idaho drive 22 miles east of Avery on St. Joe River Road (Forest Highway 50), turn south on Bluff Creek Road (#509), go 14 miles and turn south 2-1/2 miles on Avery Timber Creek Road (#201). Proceed 2.4 miles to the campground entrance. Access 2: From St. Regis, Montana take the Little Joe Road (#282) to the Idaho border where it becomes Gold Creek Road (#388). This road will end at the St. Joe River Road (Forest Highway 50) where you turn right and continue as in Access 1.

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Nearby

SourceData from the USFS. Last synced September 18, 2026. Community reports and photos are submitted by travelers and are not verified by the agency.

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Disclaimer TerrainKit is an independent product with no affiliation with, sponsorship from or endorsement by the U.S. Forest Service, the Bureau of Land Management, the National Park Service or any other public agency. Site and access information is compiled from publicly available sources and can go out of date without notice. Confirm current rules, closures, fire restrictions and stay limits with the managing ranger district or field office before you camp.
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47.5053° N · 111.3008° W
Mammoth Springs Campground, Camping in Idaho - TerrainKit