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Alchemy Springs & Sauna Garden

Traditional sauna in San Francisco, CA.

Every sauna and bathhouse in and around San Francisco

Open in Google MapsOfficial websiteCall (415) 964-0336
Type
Traditional sauna
Address
939 Post St, San Francisco, CA 94109
Phone
(415) 964-0336
Website
alchemysprings.com
Rating
4.6 out of 5 on Google from 83 ratings, as of November 2, 2026

Hours

Monday5 pm to 9 pm
Tuesday5 pm to 9 pm
Wednesday5 pm to 9 pm
Thursday5 pm to 9 pm
Friday5 pm to 9 pm
Saturday10 am to 6 pm
Sunday10 am to 8 pm

Hours as listed on Google, November 2, 2026. Holidays, private events and seasons change them; check before you go.

What a traditional sauna is

A traditional sauna is a hot wood-lined room heated by a stove, often with rocks you can ladle water onto for a burst of steam (the Finns call it loyly). The air is hot and fairly dry. Public saunas in the US range from wood-fired cabins by a lake to social sauna clubs in a city storefront.

  1. Finnish sauna
    160 to 200°F, air, low humidity
    160 to 200°F, air, low humidity
Typical temperatures, from cold plunge to Finnish sauna. Each venue sets its own; check the numbers posted on site.

What to bring

  • A towel to sit on, plus one to dry off
  • A swimsuit if the venue is co-ed (check first)
  • A water bottle
  • Flip-flops for wet floors
  • A change of clothes

Etiquette

  • Shower before your first round.
  • Sit on a towel so sweat stays off the wood.
  • Ask the room before adding water to the stones.
  • Keep voices low and phones out of the hot room.
  • Cool down between rounds with a shower, a plunge or fresh air, then rest.

General guidance for this kind of venue, not this venue's own rules. Read more: sauna etiquette by type, sauna safety.

Nearby alternatives

  1. Crystal Spa

    Korean spa

    577 Geary St, San Francisco

    under a mile away in San Francisco

    4.0 on Google (7)
  2. Pearl Spa and Sauna

    Korean spa

    1656 Post St, San Francisco

    Women-only areas or sessions, Body scrubs

    under a mile away in San Francisco

    4.8 on Google (644)
  3. Kabuki Springs & Spa

    Bathhouse & contrast therapy

    1750 Geary Blvd, San Francisco

    Day pass or drop-in

    under a mile away in San Francisco

    4.6 on Google (868)
  4. Rhoades to Wellness

    Infrared sauna studio

    1735 Union St Ste B, San Francisco

    under a mile away in San Francisco

    4.7 on Google (14)
  5. Reboot Spa

    Bathhouse & contrast therapy

    1912 Lombard St, San Francisco

    Cold plunge, Infrared sauna, Day pass or drop-in, Private rooms

    1 mile away in San Francisco

    4.7 on Google (123)
  6. SweatHouz The Marina Contrast Therapy Studio

    Infrared sauna studio

    2298 Lombard St, San Francisco

    Cold plunge, Day pass or drop-in, Private rooms

    1 mile away in San Francisco

    4.7 on Google (37)

Where this comes from

Source: the venue's Google Maps listing (category "Spa"), checked November 2, 2026, and the venue's own website. We list it as a traditional sauna because of its Google category and name describe a sauna you can visit. 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.