Sulfur Sublette Thermal Pools
Sulfur Sublette Thermal Pools is a primitive thermal soaking spring located in Sublette, Wyoming Hot Springs near Sublette 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.
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 | 97°F |
| Geothermal Source Temp | 109°F |
| Trail Access | Dispersed Public Land / Roadside (GPS Coords) |
| 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 | 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 45.09, -109.13 in Wyoming. Access via local US Forest Service/BLM roads.
Frequently Asked Questions: Sulfur Sublette Thermal Pools
Is Sulfur Sublette Thermal Pools free?+
Sulfur Sublette Thermal Pools in Sublette Area, Wyoming is 100% free to access on public land with zero admission fees.
What temperature is Sulfur Sublette Thermal Pools?+
Sulfur Sublette Thermal Pools maintains an average soaking water temperature of 97°F, with geothermal source temperatures recorded by USGS surveys.
Is Sulfur Sublette Thermal Pools clothing optional?+
Sulfur Sublette Thermal Pools is a swimsuit-required thermal area.
How far is the hike to Sulfur Sublette Thermal Pools?+
Located near Sublette Area, Wyoming, Sulfur Sublette Thermal Pools is accessed via local road access followed by a 2.2-mile trail walk.
Where to Stay Near Sulfur Sublette Thermal Pools
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 ReviewsSulfur Sublette Thermal Pools is catalogued in the USGS Geothermal Resources Survey (Circular 790) as a geothermal resource in Sublette, Wyoming. Measured source temperature: 109°F. Average soaking pool temperature: 97°F. Land type: Dispersed Public Land (BLM / USFS). No entrance fee.
Source: USGS Geothermal Survey Circular 790 · Data verified July 2025
No Community Reviews Yet
Have you soaked at Sulfur Sublette Thermal Pools? Share your water temperature measurements, pool conditions, and road access tips to help fellow travelers!