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Onsen SF

JAPANESE BATHHOUSE

76/ 100 SAUNAFINDER SCORE
Onsen SF

Overview

Onsen is a Japanese-inspired communal bathhouse located in San Francisco, offering a serene and intimate environment for relaxation and rejuvenation. Drawing inspiration from traditional Japanese sentos, Onsen provides a space where guests can enjoy the restorative qualities of soaking in hot water, promoting both physical and mental well-being. The atmosphere is designed to be both social and respectful, allowing guests to unwind and connect with others in a tranquil setting.

Features & Amenities

  • 104-degree communal tub
  • Redwood sauna
  • Steam room
  • Custom overhead cold plunge
  • Western-style showers
  • Complimentary bath products and hot tea
  • Locker, towel, robe, and sandals provided
  • Compostable bag for wet swimsuits

Services

  • Communal bathhouse sessions
  • Private bath or event bookings
  • Dining experiences with guest chefs
  • Gift cards available for purchase

Pricing

  • Communal Bathhouse: $50 for 2 hours (includes robe, towel, and sandals)
  • Private Bath or Event:
    • 2 hours, up to 15 people: $900-$1000
    • 4 hours, up to 20 people: $2,000-$3,500
    • 6 hours, up to 40 people: $6,000-$7,750

Location & Hours

  • Address: 466 Eddy Street, San Francisco, CA 94109
  • Operating Hours:
    • Monday: 4pm - 10pm (Men / Bathing Suit Optional)
    • Tuesday: 2pm - 10pm (Women / Bathing Suit Optional)
    • Thursday: 2pm - 10pm (Co-ed / Bathing Suit Required)
    • Friday: 12pm - 10pm (Co-ed / Bathing Suit Required)
    • Saturday & Sunday: 10am - 10pm (Co-ed / Bathing Suit Required)

Notes

Onsen stands out for its authentic Japanese bathing experience in an urban setting, providing a unique blend of cultural tradition and modern convenience. The facility emphasizes a body-positive and inclusive environment, welcoming guests of all genders, races, and body types. Its intimate space and thoughtful amenities make it a special retreat for those seeking a peaceful escape from the hustle and bustle of daily life.

SAUNA TEMPERATURE

180°F

AMENITIES

STEAMCOLD PLUNGECOED

NEIGHBORHOOD

TENDERLOIN

PRICE

$50 PER 2-HR SESSION

MEMBERSHIP REQUIRED

NO

RESERVATION

BOOK NOW

VISIT

HOURS

MONDAY4:00 PM - 10:00 PM
TUESDAY2:00 PM - 10:00 PM
WEDNESDAYCLOSED - CLOSED
THURSDAY2:00 PM - 10:00 PM
FRIDAY12:00 PM - 10:00 PM
SATURDAY10:00 AM - 10:00 PM
SUNDAY10:00 AM - CLOSED

ADDRESS

123 SE DOUGLAS ST SUITE B, SAN FRANCISCO, CA 94109

PHONE

(415) 441-4987

REVIEWS & COMMENTS

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RATE THIS SAUNA *REQUIRED
5/ 5

ZUKETO

POWER REVIEWER

DECEMBER 2, 2025

ZU

GREAT SAUNA!

WEB REVIEWS

EXTERNAL REVIEWS FOR ONSEN SF

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BEAUTIFULLY DESIGNED BATHHOUSE IN THE HEART OF THE TENDERLOIN - ONSEN

THERE IS ONLY ONE MAIN ROOM, WITH A HOT TUB IN THE CENTER AND A STEAM ROOM AND SAUNA ON EITHER ENDS. THERE ARE ALSO ONLY THREE SHOWERS AND THREE LOUNGE CHAIRS, ...

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BATH - ONSEN SF

JAPANESE INSPIRED URBAN BATHHOUSE WITH SAUNA, STEAM ROOM, SOAKING POOL AND COLD PLUNGE SHOWER. MASSAGE AND ACUPUNCTURE ALSO OFFERED.

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