Baumgartner Hot Springs
Baumgartner Hot Springs is a developed thermal spring listed in Elmore County, Idaho Hot Springs near Featherville. Reported soak temperature is 101°F with a historical source temperature of 101°F — actual conditions may differ. Access is subject to admission fees, and clothing policy is listed as swimsuit-required — always confirm before visiting. Explore nearby springs with our GPS Springs Near Me Finder.
Seasonal Soaking & Best Time to Visit
While geothermal pool temperatures remain a constant 101°F year-round, outdoor ambient temperatures fluctuate significantly across Idaho. Late spring through autumn offers the most comfortable road access.
Fact Sheet & Geothermal Specifications
| Reported Soak Temp | 101°F |
| Source Temp (Historical) | 101°F |
| Trail Access | Recorded coordinates — access unverified |
| Access Fee | Paid / Resort Fees |
| Clothing Policy | Reported Clothing Required |
| Pet Policy | Reported No Pets |
| Geothermal Data Reference | NOAA Thermal Springs List (1980 archive) |
| Check Land Status | Idaho Land Manager (BLM) |
Verification & Sources
This record was verified against the following source(s):
Reviewed September 2026 · Treat all details as reported — verify before visiting · How we verify our data
Detailed Description
USFS 15x20-ft concrete soaking pool at Baumgartner Campground on the South Fork Boise River in Sawtooth National Forest — ~101°F, drained nightly and cleaned Tuesday mornings. Dawn-to-dusk day use; open roughly Memorial Day to late September. Fee: USFS day-use/campground fee applies. Crowded mid-day; swimsuits mandatory; road closes with snow.
Directions & Trailhead Access
I-84 exit 95, Hwy 20 to mm 127.5, north to Featherville, then 11 mi dirt FR-227 to the campground.
Frequently Asked Questions: Baumgartner Hot Springs
Is Baumgartner Hot Springs free?+
Baumgartner Hot Springs is a developed thermal facility near Featherville that requires paid admission.
What temperature is Baumgartner Hot Springs?+
Baumgartner Hot Springs has a reported soak temperature of 101°F and a historical source temperature of 101°F in survey records. Historical data may not reflect current conditions — always test water before entering.
Is Baumgartner Hot Springs clothing optional?+
Baumgartner Hot Springs is listed as swimsuit-required in directory records. Confirm current rules before visiting, as policies change.
How do you access Baumgartner Hot Springs?+
Baumgartner Hot Springs is a recorded location in Elmore County. Exact access, parking, and land status are not verified — check with the local land manager (BLM/USFS/NPS) before visiting.
Where to Stay Near Baumgartner Hot Springs
Looking for accommodations near Featherville, Idaho? Select your travel dates below to search cabins, mountain lodges, and hotels on Booking.com.
Disclosure: HotSpringsFind may earn a commission from qualifying bookings made through these links — at no extra cost to you.
Community Soaker Reports
Visitor-submitted reports — not independently verifiedNo Community Reviews Yet
Have you soaked at Baumgartner Hot Springs? Share your water temperature measurements, pool conditions, and road access tips to help fellow travelers!