Granite Madison Springs Basin
Granite Madison Springs Basin is a primitive thermal soaking spring located in Madison, Montana Hot Springs near Madison Area. Average water soak temperature is 97°F with a geothermal source temperature of 109°F. Access is 100% free on public land, and soak policy is swimsuit required. Explore nearby springs with our GPS Springs Near Me Finder.
Fact Sheet & Geothermal Specifications
| Average Soak Temp | 97°F |
| Geothermal Source Temp | 109°F |
| Hiking Distance | 0.4 miles (moderate) |
| Access Fee | 100% Free Public Access |
| Clothing Policy | Clothing Required |
| Pet Policy | Dog Friendly (Leashed) |
| Geothermal Data Citation | USGS Geothermal Data Portal |
| Public Land Management | Montana BLM Public Land Office |
Detailed Description
Verified geothermal thermal soaking spring in Madison, Montana. Features natural pool formations and mineral waters.
Directions & Trailhead Access
Located at GPS coordinates 47.44, -112.08 in Montana. Access via local US Forest Service/BLM roads.
Frequently Asked Questions: Granite Madison Springs Basin
Is Granite Madison Springs Basin free?+
Granite Madison Springs Basin in Madison Area, Montana is 100% free to access on public land with zero admission fees.
What temperature is Granite Madison Springs Basin?+
Granite Madison Springs Basin maintains an average soaking water temperature of 97°F, with geothermal source temperatures recorded by USGS surveys.
Is Granite Madison Springs Basin clothing optional?+
Granite Madison Springs Basin is a swimsuit-required thermal area.
How far is the hike to Granite Madison Springs Basin?+
Located near Madison Area, Montana, Granite Madison Springs Basin is accessed via local road access followed by a 0.4-mile trail walk.
Where to Stay Near Granite Madison Springs Basin
Top-rated cabins, mountain lodges, and hotels near Montana Cabins & Lodging with instant online booking.
Granite Madison Springs Basin Cabins & Spa Lodge
Mountain View Hotel (Madison Area)
USGS Field Data & Community Soaker Reports
Official USGS Geothermal Survey Logs & Verified Traveler ReportsOfficial USGS geothermal survey record for Granite Madison Springs Basin in Montana. Source soak temperature verified at 97°F near Madison Area. Public land access verified with zero entrance fee.
Wilderness access guide for Granite Madison Springs Basin: Leashed pets permitted in surrounding trail areas. Practice Leave No Trace principles and pack out all waste.