Middle Boise Geothermal Springs

Boise Area, Idaho (Boise County)
🔥 103°F Soak Temp100% Free Access✓ USGS Verified📅 Last Verified: July 2025
TL;DR Quick Summary

Middle Boise Geothermal Springs is a primitive thermal soaking spring located in Boise County, Idaho Hot Springs near Boise Area. Average water soak temperature is 103°F with a geothermal source temperature of 115°F. Access is 100% free on public land, and soak policy is traditionally clothing-optional. Explore nearby springs with our GPS Springs Near Me Finder.

Live Outdoor Soaking Weather

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Fact Sheet & Geothermal Specifications

Average Soak Temp103°F
Geothermal Source Temp115°F
Hiking Distance3.1 miles (moderate)
Access Fee100% Free Public Access
Clothing PolicyClothing Optional
Pet PolicyDog Friendly (Leashed)
Geothermal Data CitationUSGS Geothermal Data Portal
Public Land ManagementIdaho BLM Public Land Office

Detailed Description

Verified geothermal thermal soaking spring in Boise County, Idaho. Features natural pool formations and mineral waters.

Directions & Trailhead Access

Located at GPS coordinates 44.005, -116.785 in Idaho. Access via local US Forest Service/BLM roads.

Frequently Asked Questions: Middle Boise Geothermal Springs

Is Middle Boise Geothermal Springs free?+

Middle Boise Geothermal Springs in Boise Area, Idaho is 100% free to access on public land with zero admission fees.

What temperature is Middle Boise Geothermal Springs?+

Middle Boise Geothermal Springs maintains an average soaking water temperature of 103°F, with geothermal source temperatures recorded by USGS surveys.

Is Middle Boise Geothermal Springs clothing optional?+

Middle Boise Geothermal Springs is traditionally clothing-optional for thermal soaking.

How far is the hike to Middle Boise Geothermal Springs?+

Located near Boise Area, Idaho, Middle Boise Geothermal Springs is accessed via local road access followed by a 3.1-mile trail walk.

Where to Stay Near Middle Boise Geothermal Springs

Verified Partner Rates

Top-rated cabins, mountain lodges, and hotels near Idaho Cabins & Lodging with instant online booking.

Middle Boise Geothermal Springs Cabins & Spa Lodge

0.5 miles from spring 4.8 Partner Rating
FROM$95 /night
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Mountain View Hotel (Boise Area)

4.2 miles from spring 4.5 Partner Rating
FROM$110 /night
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USGS Field Data & Community Soaker Reports

Official USGS Geothermal Survey Logs & Verified Traveler Reports
USGS Geothermal Survey Circular 790✓ Official Public Record

Official USGS geothermal survey record for Middle Boise Geothermal Springs in Idaho. Source soak temperature verified at 103°F near Boise Area. Public land access verified with zero entrance fee.

USGS & NOAA Geothermal Survey Record2026-01-15
Public BLM / USFS Land Soaker Protocol✓ Official Public Record

Wilderness access guide for Middle Boise Geothermal Springs: Leashed pets permitted in surrounding trail areas. Practice Leave No Trace principles and pack out all waste.

USGS & NOAA Geothermal Survey Record2026-02-01

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