Entry No. 46 — the Cincinnati file — filed under: sauna
Immersion Sauna & Cold Plunge
Located off Hyde Park Square, Immersion is a social contrast-therapy sanctuary equipped with a traditional Finnish sauna, infrared saunas, and three distinct cold plunges chilled to varying temperatures.
The story
Off Hyde Park Square, tucked into Suite 4 at 2752 Erie Avenue, three University of Cincinnati alumni set up a space built on a simple premise: deliberate, physical shock. Immersion skips the traditional day-spa fluff—cucumber water, hushed isolation, dim cucumber-scented treatment rooms—in favor of raw contrast therapy. The setup pits a 180°F traditional Finnish sauna and infrared rooms against three cold plunges chilled to distinct, stepped temperatures.
Instead of hiding visitors away in private stalls, the founders built the layout around communal exposure. You sit side-by-side with fellow shock-seekers in the dry heat before stepping out to submerge in cold tubs calibrated down below 50°F. To keep the shared room from turning into a mob scene, bookings are strictly capped at four people per half-hour window.
You don't come here to be pampered; you come to test your nervous system's wiring. You bake, you rinse, you plunge, and you repeat until your internal thermostat gives up complaining. By the time you step back out onto Erie Avenue, your blood is circulating at full blast and the cool Cincinnati air feels like nothing at all.
What it's like
Stepping into Suite 4 reveals a clean, utilitarian space equipped with showers, water stations, towels, and basic toiletries. You'll change into swimwear, rinse off sweat in the shower, and enter the main room to begin your cycle. Expect a social atmosphere rather than quiet-spa silence, with people sharing space in the 180°F Finnish sauna before braving one of the three cold plunges. The catch: there are zero private rooms here, so prepare to sweat and shiver alongside strangers. For the quietest run, book a weeknight slot and plan for two to three full hot-to-cold cycles.
The move: Test your mental fortitude together by alternating between the 180°F Finnish sauna and a two-minute sub-50°F cold plunge, then warm up on Erie Avenue with coffee from nearby local shops.
- 📍 Hyde Park
- 💸 $$
- ⚡ Low-key
- 🌗 Indoor or outdoor
Where: 2752 Erie Ave, Suite 4, Cincinnati, OH 45208
Hours: Added 2026-07-21 — confirm current hours before you go.
Pair it with
- The Cincinnati Mushroom House — Walk under a mile down Erie Avenue to inspect Terry Brown's bizarre, shingle-warped architectural oddity right in the neighborhood.
- Cincinnati Observatory — Follow up your temperature shock by peering through the country's oldest continuous public telescope on the hilltop just a mile away in Mount Lookout.
- Comfort Station — Keep the water-and-bathhouse motif going by grabbing a craft drink inside a restored 1920s public transit restroom.
- The Crystalary — Head under a mile east into Mount Lookout to swap high temperatures for high-vibration mineral specimens and a dedicated fluorite cave.
Good to know
Do they offer private rooms for sauna and cold plunge sessions?
No. Immersion is intentionally designed as a communal space where visitors share the saunas and plunges. Reservations are capped at four people per half-hour slot to keep the room uncrowded.
What temperatures are the saunas and cold plunges set to?
The traditional Finnish sauna reaches up to 180°F alongside infrared sauna options, while the three distinct cold plunges drop down below 50°F at varying temp tiers.
What amenities are provided and what should I bring?
Immersion provides towels, showers, water stations, and basic toiletries. You just need to bring your own swimwear and a water bottle.
Where is the studio located?
It's located right off Hyde Park Square at 2752 Erie Ave, Suite 4, in Cincinnati.
Plan a visit & invite your people →
Further reading: Official site · classpass.com
last checked: 2026-07-21