515 Mason Street, San Francisco, California 94102 USA
+1 415-771-8600

JW Marriott San Francisco Union Square

515 Mason Street

San Francisco, California 94102 USA

Phone:+1 415-771-8600

Fax:+1 415-398-0267

Toll-free:+1 800-228-9290

Sales:+1 415-771-8600

Sales fax:+1 415-929-2067

Services & Amenities

All public areas non-smoking

Car Rental

Concierge Lounge Hours


Coffee in lobby

Coffee/tea in-room

Buffet breakfast, fee from: 33 USD

Cash machine/ATM

Concierge desk

Continental breakfast, fee from: 21 USD

Foreign exchange, nearby

Hot breakfast, fee from: 22 USD

Housekeeping service daily

Mobility accessible rooms

Newspaper delivered to room, on request

Newspaper in lobby

Room service

Safe deposit boxes, front desk

Valet dry-cleaning

Guest Room Information

General Room Amenities

  • Air conditioning
  • Alarm clock
  • Coffee maker/tea service
  • Crib/Play Yard
  • Individual climate control
  • Iron and ironing board
  • Luxurious bedding - down comforters, custom duvets, cotton-rich linens
  • Pillows: down/feather
  • Pillows: foam
  • Pull-out sofa bed
  • Rollaway bed
  • Safe

Bathroom Amenities

  • Bathrobe
  • Bathroom amenities
  • Hair dryer
  • Separate tub and shower

Room Entertainment

  • Cable channel: CNN
  • Cable channel: ESPN
  • Cable channel: HBO
  • Cable/satellite TV
  • Color TV
  • Plug In Panel

Business Amenities

  • Electrical outlet: desk level
  • Phone feature: cordless
  • Phone feature: speakerphone
  • Phone feature: voice mail

Kitchen Amenities

  • Refrigerator
  • Water purification system
Visit the Guest Rooms page for more information


Dining Services

Room service

Sundry/Convenience store


Buffet breakfast, fee from 33.00 USD

Continental breakfast, fee from 21.00 USD


Level III Restaurant

Expect fresh, farm-to-table fare prepared with locally-sourced ingredients at Level III, our San Francisco hotel's signature restaurant in Union Square. Enjoy a full breakfast buffet or try our mouthwatering artisan grilled cheeses and savory king salmon.

Open for breakfast, lunch and dinner Dress code: Casual Phone: +1 415-929-2087


Level III Bar

Unwind with hand-crafted cocktails and tantalizing light bites at Level III Bar. Showcasing an array of Northern California wines and a full menu of appetizing snacks, it's a perfect place to relax after a busy day in San Francisco's vibrant Union Square.

Open for lunch and dinner Dress code: Casual Phone: +1 415-771-8600

Fitness & Recreation


Bowling (0.8 miles)

Horseback riding (11 miles)

Jogging/fitness trail (1.3 miles)

Sailing (1 mile)

Squash (1.5 miles)

Surfing (6 miles)


Fitness Center


Harding Park (11.1 miles)

Flemming Course

Harding Park Course

Presidio (5.3 miles)


San Geronimo Golf Course (26 miles)

San Geronimo Golf Course

Olympic Golf Course (11.6 miles)

Olympic Golf Course

Lincoln Park Golf Course (4.9 miles)

Lincoln Park Golf Course

Local Attractions

Golden Gate Bridge

6 miles NW from hotel

Alcatraz Island

2 miles N from hotel

Cable Cars/Powell Street

0.2 miles E from hotel

Fisherman's Wharf

1 mile NW from hotel


0.6 miles NE from hotel

Embarcadero Center/Ferry Terminal

1.1 miles NE from hotel

Napa Valley Wine Country

44 miles N from hotel

Oracle Park - home of MLB San Francisco Giants

24 Willie Mays Plaza

1.5 miles SW from hotel

Moscone Center

747 Howard St

0.4 miles SE from hotel

Financial District

0.5 miles E from hotel

Westfield San Francisco Centre

865 Market St

0.4 miles S from hotel

Union Square

0.1 miles E from hotel

Civic Center

0.6 miles SW from hotel

August Hall

420 Mason St

0.1 miles S from hotel

Color Factory

575 Sutter St

0.1 miles N from hotel

Davies Symphony Hall

201 Van Ness Ave

1.2 miles SW from hotel

American Conservatory Theater

30 Grant Ave

0.4 miles SE from hotel

Asian Art Museum

200 Larkin St

1 mile SW from hotel

Saint Francis Memorial Hospital

900 Hyde St

0.7 miles NW from hotel

San Francisco Federal Courthouse

90 7th St

0.8 miles S from hotel

Visit Local Area page for more information

Airport Information

San Francisco International Airport (SFO)


Airport Phone: +1 650-821-8211

Hotel direction: 14 miles NE

This hotel does not provide shuttle service.

  • Alternate transportation: Super Shuttle - (415) 558-8500 / supershuttle.com; fee: 17 USD (one way) ;reservation required
  • Estimated taxi fare: 40 USD (one way)
  • Subway service, fee: 9.65 USD (one way)
Visit SFO airport website
Driving directions

Take US-101 N. Slight right onto I-80 E (signs for Bay Bridge/Oakland). Take exit 1A toward US-101 N. Merge onto 7th St. Turn right onto Folsom St. Turn left onto 6th St. Continue onto Golden Gate Ave/Taylor St. Turn right onto Taylor St. Turn right onto Post St. Destination will be on the left.

Oakland International Airport (OAK)


Airport Phone: +1 510-563-3300

Hotel direction: 20 miles NW

This hotel does not provide shuttle service.

  • Alternate transportation: Super Shuttle - (415) 558-8500 / supershuttle.com; fee: 27 USD (one way) ;reservation required
  • Estimated taxi fare: 60 USD (one way)
  • Subway service, fee: 10.95 USD (one way)
Visit OAK airport website
Driving directions

Merge onto I-880 N via the ramp to Downtown/Oakland. Take exit 46A on the left for I-80 W toward San Francisco/Bay Bridge. Keep left at the fork and merge onto I-80 W. Take exit 2C to merge onto Fremont St. Turn left onto Mission St. Turn right onto 3rd St. Turn left onto Geary St. Turn right onto Taylor St. Take the 2nd right onto Post St. Destination will be on the left.

Business Services

Copy service

Fax service

Messenger service

Network/Internet printing

Overnight delivery/pickup



For more information about the physical features of our accessible rooms, common areas, or special services relating to a specific disability, please call +1 415-771-8600.

Accessible guest rooms with 32” wide doorways Accessible route from public entrance to accessible guest rooms Alarm clock telephone ringers Bathroom grab bars Bathtub grab bars Bathtub seat Business Center Deadbolt locks, lowered Door night guards, lowered Doors with lever handles Electrical outlets, lowered Fitness Center Flashing door knockers Hearing accessible rooms and/or kits Meeting spaces and ballrooms Public entrance alternative Registration Desk Pathway Registration desk Restaurant(s)/Lounge(s) Roll-in shower Service animals allowed on property for people with disabilities Shower wand, adjustable TTY/TTD available TV with close-captioning Toilet seat at wheelchair height Transfer shower Vanities, accessible Viewports, lowered Elevators
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JW Marriott® Hotel San Francisco Union Square