Saunas in Portsmouth, New Hampshire
1 public sauna in Portsmouth, averaging 4.8. Great Bay Spa & Sauna is the most reviewed room on this page. 1 place lists a cold plunge.
These are heat rooms: saunas, bathhouses, banyas, and infrared studios. A gym with a cabin in the locker room is a different errand, so it is not in this list. Open a card for hours, the quiet window, and directions.
| Room | Heat | Rating | Per visit | Plunge | Hours |
|---|---|---|---|---|---|
| Great Bay Spa & Sauna | Infrared | 4.8 · 139 | — | Yes | 10 am-5 pm |
Questions about saunas in Portsmouth
How many saunas are listed in Portsmouth?
This guide lists 1 public heat room in Portsmouth, New Hampshire. Gyms, massage studios, and cryotherapy shops are left out.
Which sauna in Portsmouth has the most reviews?
Great Bay Spa & Sauna leads the list with 139 reviews and a 4.8 rating.
Is there a cold plunge in Portsmouth?
1 listing mentions a cold plunge, ice bath, or cold pool. Open the room before you go, because a stock tank and a spa-club pool are both counted.