Sonoma Sauna & Plunge
Bathhouse in Sonoma, CA. About 16 miles from Santa Rosa.
Every sauna and bathhouse in and around Santa Rosa
- Type
- Bathhouse & contrast therapy
- Address
- 721 W Napa St Ste B, Sonoma, CA 95476
- Phone
- (707) 938-5593
- Website
- sonomasauna.com
- Rating
- 5.0 out of 5 on Google from 4 ratings, as of November 2, 2026
What it offers
- Cold plunge (in the venue's name)
- Infrared sauna (on the venue's own website)
- Day pass or drop-in (on the venue's own website)
- Massage (in its Google categories)
- Memberships (on the venue's own website)
Only features we found stated by the venue or its listing, website checked November 2, 2026. Missing from this list does not mean missing from the venue.
Hours
| Monday | 9 am to 4 pm |
|---|---|
| Tuesday | 9 am to 4 pm |
| Wednesday | 9 am to 4 pm |
| Thursday | 9 am to 4 pm |
| Friday | 9 am to 3 pm |
| Saturday | 9 am to 2 pm |
| Sunday | Closed |
Hours as listed on Google, November 2, 2026. Holidays, private events and seasons change them; check before you go.
What a bathhouse is
A wellness bathhouse or contrast-therapy club pairs hot rooms (sauna, steam) with cold plunges and often warm pools, in a designed space you book by the session or by membership. Some run guided sessions; most are co-ed with swimsuits.
- Finnish sauna160 to 200°F, air, low humidity160 to 200°F, air, low humidity
- Cold plunge39 to 59°F, water39 to 59°F, water
What to bring
- A swimsuit (most are co-ed)
- Flip-flops
- A water bottle
- Your booking confirmation
Etiquette
- Shower before the pools.
- Keep the cold plunge short at first and get out if you feel unwell.
- Respect quiet zones and phone rules.
- Rest between hot and cold rounds.
General guidance for this kind of venue, not this venue's own rules. Read more: sauna etiquette by type, sauna safety.
Nearby alternatives
Sundrop Sauna
Traditional sauna
5684 Lakeville Hwy, Petaluma
Day pass or drop-in, Outdoor sauna or pools
8 miles away in Petaluma
5.0 on Google (130)- 5.0 on Google (1)
Baths At Romans Spa
Hot springs bathhouse
1300 Washington St, Calistoga
Hot tub or warm pool
21 miles away in Calistoga
3.9 on Google (65)The Spa at Solage
Bathhouse & contrast therapy
755 Silverado Trl N, Calistoga
Cold plunge, Hot tub or warm pool, Day pass or drop-in
21 miles away in Calistoga
4.7 on Google (59)Peak Wellness Studio
Bathhouse & contrast therapy
558 Larkfield Center, Santa Rosa
Cold plunge, Infrared sauna
21 miles away in Santa Rosa
4.9 on Google (166)Saunoma
Bathhouse & contrast therapy
8165 Whited Rd, Sebastopol
Cold plunge, Day pass or drop-in, Private rooms
21 miles away in Sebastopol
5.0 on Google (4)
Where this comes from
Source: the venue's Google Maps listing (category "Day spa"), checked November 2, 2026, and the venue's own website. We list it as a bathhouse because of its name describes a bathhouse or a sauna and cold plunge venue. Ratings are Google's, shown as a count only; we do not copy reviews. Prices are not shown because they change; see the venue's site. Is something wrong, or has it closed? Email contact@saunasnear.com and we will fix it.