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515 Mason Street  San Francisco  California  94102  USA 

Our best rate. Guaranteed.


To make reservations by phone, call 1-800-228-9290 in the USA and Canada (or any of our worldwide reservation telephone numbers).

Explore the City by the Bay from our San Francisco hotel

Discover the JW lifestyle at JW Marriott San Francisco Union Square. Distinguished among hotels in Union Square, our guest rooms provide the comforts of home with the world-class amenities you expect. Experience our San Francisco luxury hotel’s stunning accommodations - from lush pillow-top mattresses, ergonomic Herman Miller Aeron chairs and 24-hour butler service, we pride ourselves on exuding the sophistication of our City by the Bay. Our Union Square hotel’s enviable location guarantees you will be surrounded by the best events, must-see sights and premiere shopping that Union Square has to offer. We also boast over 13,000 square feet of event space, ideal for social events, weddings and business meetings. With a team of dedicated caterers, event planners and housekeepers, our luxury hotel in San Francisco is devoted to providing exceptional service from the moment of arrival to final goodbye. Whether traveling for business or leisure, you deserve to stay at the best hotel in San Francisco.

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Marriott Rewards

Category:9· Points Needed Per Night

4.3 out of 5.0
90% of guests recommend this hotel
Trip Advisor 2017 Certificate of Excellence Hotel 2017 Trip Advisor Green Leader Silver Hotel Logo

Key Amenities

Fitness center
Pet friendly
Meeting event space

Explore Our Pacific Conference Center

Explore beyond the boardroom and experience the new Pacific Conference Center.

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Hotel Highlights

  • Our Union Square San Francisco hotel is conveniently located near Moscone Convention Center, Chinatown and The Financial District.
  • Discover JW Marriott, featuring spacious guest rooms with pillow-top mattresses, ergonomic Herman Miller Aeron chairs and luxurious amenities.
  • Available 24-hour butler service and a world-class staff distinguishes us from other luxury hotels in San Francisco.

Guest Rooms

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