JW Marriott San Francisco Union Square

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

Freephone:+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: 34 USD

Cash machine/ATM

Continental breakfast, fee from: 21 USD

Foreign exchange, nearby

Hot breakfast, fee from: 22 USD

Mobility accessible rooms

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 34.00 USD

Continental breakfast, fee from 21.00 USD


Level III Restaurant

Savor fresh, farm-to-table fare prepared with locally sourced ingredients at Level III, our hotel restaurant in Union Square, San Francisco. Enjoy a la carte breakfast on Saturdays and Sundays, and dinner service offered seven days a week.

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


Level III Bar

Unwind with handcrafted cocktails and tantalizing light bites at Level III Bar. Showcasing an array of Northern California wines and a menu of appetizing snacks, our bar is the perfect place to relax after a day in San Francisco's vibrant Union Square.

Open for breakfast Dress code: Casual Phone: +1 415-771-8600

Fitness & recreation


Bowling (1.3 km)

Horseback riding (17.7 km)

Jogging/fitness trail (2.1 km)

Sailing (1.6 km)

Squash (2.4 km)

Surfing (9.7 km)


Fitness centre on-site


(7.9 km)

Local attractions

Golden Gate Bridge

9.7 km NW from hotel

Alcatraz Island

3.2 km N from hotel

Cable Cars/Powell Street

0.3 km E from hotel

Fisherman's Wharf

1.6 km NW from hotel


1.0 km NE from hotel

Embarcadero Center/Ferry Terminal

1.8 km NE from hotel

Napa Valley Wine Country

70.8 km N from hotel

Oracle Park - home of MLB San Francisco Giants

24 Willie Mays Plaza

2.4 km SW from hotel

Moscone Center

747 Howard St

0.6 km SE from hotel

Financial District

0.8 km E from hotel

Westfield San Francisco Centre

865 Market St

0.6 km S from hotel

Union Square

0.2 km E from hotel

Civic Center

1.0 km SW from hotel

August Hall

420 Mason St

0.2 km S from hotel

Davies Symphony Hall

201 Van Ness Ave

1.9 km SW from hotel

American Conservatory Theater

30 Grant Ave

0.6 km SE from hotel

Asian Art Museum

200 Larkin St

1.6 km SW from hotel

Saint Francis Memorial Hospital

900 Hyde St

1.1 km NW from hotel

San Francisco Federal Courthouse

90 7th St

1.3 km 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: 22.5 km NE

This hotel does not provide a shuttle service.

  • Alternative transport: Super Shuttle - (415) 558-8500 / supershuttle.com; fee: 17 USD (one way) ;reservation required
  • Estimated taxi fare: 40 USD (one way)
  • Underground 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: 32.2 km NW

This hotel does not provide a shuttle service.

  • Alternative transport: Super Shuttle - (415) 558-8500 / supershuttle.com; fee: 27 USD (one way) ;reservation required
  • Estimated taxi fare: 60 USD (one way)
  • Underground 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+1 415-771-8600.

Accessible Areas with Accessible Routes from Public Entrance

  • Business Center
  • Fitness Center
  • Meeting spaces and ballrooms
  • Public entrance alternative
  • Registration Desk Pathway
  • Registration desk
  • Restaurant(s)/Lounge(s)

Accessible Hotel Features

  • Accessible Self-parking
  • Self-parking, accessible spaces
  • Service animals are welcome
  • Elevators

Guest Room Accessibility

  • 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
  • Deadbolt locks, lowered
  • Door night guards, lowered
  • Doors with lever handles
  • Electrical outlets, lowered
  • Flashing door knockers
  • Hearing accessible rooms and/or kits
  • Roll-in shower
  • Shower wand, adjustable
  • TTY/TTD available
  • TV with close-captioning
  • Toilet seat at wheelchair height
  • Transfer shower
  • Vanities, accessible
  • Viewports, lowered
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