Adventure brief
Hot Springs Soaking
Discover the restorative powers of Wisconsin’s oldest hot springs at Trinity Hot Springs. Soak in mineral-rich waters sourced from two miles beneath the earth, offering year-round comfort and wellness benefits.
In the heart of Bellevue, Wisconsin, Trinity Hot Springs invites visitors to experience a soak unlike any other. Known for its deep, crystal-clear spring water—sourced from a granite batholith over two miles beneath the earth’s surface—this location offers a rare blend of natural purity and mineral-rich relaxation. Recognized as North America’s only certified “Naturliches Heilwasser” (natural health water) by Europe’s Institut Fresenius, the water here carries a remarkable legacy that dates back more than 16,000 years, untouched by surface contaminants and nuclear fallout.
The hot springs emerge at roughly 135 degrees Fahrenheit and cool to a welcoming 95–108 degrees in summer, dipping slightly to 90–95 degrees during Wisconsin’s colder months. This natural temperature range creates year-round soaking comfort, harmonizing with the crisp air and the surrounding landscape. The pools are set against a backdrop of mature northern hardwoods and quiet wildlife, fostering a serene environment where both locals and travelers can unwind.
Trinity Hot Springs grounds itself as more than just a soak destination; it’s a cornerstone of wellness and local outdoor recreation. Visitors often pair the gentle soak with nearby hiking, wildlife watching, and seasonal foliage viewing. The mineral-rich silica and fluoride content in the water supports skin health and muscle recovery, making it a favored stop for outdoor adventurers seeking both restoration and connection to place.
Accessible and welcoming, Trinity Hot Springs charges a modest entry fee—with discounted rates for youth and children—and encourages visitors to engage with this ancient water in a mindful way. The pools’ temperatures are updated regularly, ensuring guests can plan a soak that best suits their comfort. Whether you're winding down after a day of Wisconsin’s natural beauty or simply seeking a quiet retreat, Trinity Hot Springs offers a distinctly authentic and restorative experience.
Adventure tips
Plan your experience.
Curated tips for an optimal adventure.
- 01Check Pool Temperature Before You Goessential
Temperatures vary seasonally—visit Trinity Hot Springs’ Facebook page or call ahead for current pool temps.
- 02Stay Hydratedinfo
Hot springs soaking can dehydrate you; bring water and drink plenty before and after your soak.
- 03Book in Advance During Peak Seasonwarning
Weekend and holiday times fill quickly, so reserve your spot early to guarantee entry.
- 04Wear Appropriate Swimwear and Footwearinfo
Non-slip sandals and quick-dry suits help keep you comfortable and safe on wet pool surfaces.
Recommended gear
What to bring.
Swimsuit
Comfortable swimwear is needed for soaking in the mineral pools.
EssentialNon-slip Sandals
Protect your feet and maintain traction on wet surfaces around the pools.
EssentialWater Bottle
Stay hydrated before, during, and after your soak to avoid dehydration.
EssentialTowel
A quick-dry towel helps you dry off efficiently after your soak.
EssentialLocal insights
Context for the journey.
Nearby secrets
Nearby hiking trails along the East River, Secluded picnic areas shaded by hardwoods
Local fauna
White-tailed deer, Great blue herons
Historic heritage
Trinity Hot Springs’ water comes from the oldest known source in North America, dating back over 16,000 years and certified by Institut Fresenius.
Mindful exploration
The springs maintain careful stewardship to protect water purity and surrounding habitats, encouraging low-impact visitation.
Photography tips
Capture the moments
- Viewpoints
- Pool edge capturing mineral reflections, Nearby wooded trails, Skyline over adjacent hilltops
- Subjects
- Pool surface textures, Surrounding hardwood trees, Wildlife near water
- Best times
- Golden hour, Sunrise, Late afternoon
Frequently asked questions
Before you go.
Do I need to be a member to soak at Trinity Hot Springs?
Annual membership dues are required; if unpaid, you must pay them at the time of your soak.
What is the water temperature year-round?
The water typically ranges from 90–108 degrees Fahrenheit, warmer in summer and slightly cooler in winter.
Are children allowed at the hot springs?
Yes, children are welcome with a reduced entry fee; all guests must adhere to safety guidelines.
Is there a limit on soak duration?
There is no official time limit, but guests usually soak 1 to 3 hours depending on personal comfort.
What minerals are in the water?
The spring water contains naturally high levels of silica and fluoride, beneficial for skin and muscle health.
Are reservations required?
Reservations are recommended during busy periods to ensure entry, especially on weekends and holidays.