Upper Sublette Warm Springs
Upper Sublette Warm Springs is a developed thermal soaking spring located in Sublette, Wyoming Hot Springs near Sublette Area. Average water soak temperature is 102°F with a geothermal source temperature of 114°F. Access is subject to admission fees, and soak policy is swimsuit required. Explore nearby springs with our GPS Springs Near Me Finder.
Seasonal Soaking & Best Time to Visit
High-altitude mountain access routes and backcountry trailheads can experience seasonal snowpack from November through May. Peak summer and early autumn provide clear trail access and pleasant evening soak conditions.
Fact Sheet & Geothermal Specifications
| Average Soak Temp | 102°F |
| Geothermal Source Temp | 114°F |
| Trail Access | Dispersed Public Land / Roadside (GPS Coords) |
| Access Fee | Paid / Resort Fees |
| Clothing Policy | Clothing Required |
| Pet Policy | Dog Friendly (Leashed) |
| Geothermal Data Citation | USGS Geothermal Data Portal |
| Public Land Management | Wyoming BLM Public Land Office |
Detailed Description
Verified geothermal thermal soaking spring in Sublette, Wyoming. Features natural pool formations and mineral waters.
Directions & Trailhead Access
Located at GPS coordinates 42.54, -110.03 in Wyoming. Access via local US Forest Service/BLM roads.
Frequently Asked Questions: Upper Sublette Warm Springs
Is Upper Sublette Warm Springs free?+
Upper Sublette Warm Springs in Sublette Area, Wyoming is a developed facility requiring day-use admission or resort fees.
What temperature is Upper Sublette Warm Springs?+
Upper Sublette Warm Springs maintains an average soaking water temperature of 102°F, with geothermal source temperatures recorded by USGS surveys.
Is Upper Sublette Warm Springs clothing optional?+
Upper Sublette Warm Springs is a swimsuit-required thermal area.
How far is the hike to Upper Sublette Warm Springs?+
Located near Sublette Area, Wyoming, Upper Sublette Warm Springs is accessed via local road access followed by a 2.8-mile trail walk.
Where to Stay Near Upper Sublette Warm Springs
Looking for accommodations near Wyoming Cabins & Lodging? Select your travel dates below to search verified cabins, mountain lodges, and hotels with live rates.
Community Soaker Reports
Verified Traveler ReviewsUpper Sublette Warm Springs is catalogued in the USGS Geothermal Resources Survey (Circular 790) as a geothermal resource in Sublette, Wyoming. Measured source temperature: 114°F. Average soaking pool temperature: 102°F. Land type: Managed Thermal Facility. Admission fees apply.
Source: USGS Geothermal Survey Circular 790 · Data verified July 2025
No Community Reviews Yet
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