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Hilton San Francisco Union Square 4 stars Preferred hotels

333 O'Farrell Street, CA 94102 San Francisco Show map

Score from 3502 reviews   7.6/10 7.6

Located in the heart of downtown San Francisco and just a 5-minute walk from the Powell Street subway station, this Hilton features an on-site Starbucks and a beautiful courtyard pool.

The Hilton San Francisco Union Square offers modern rooms with a 37-inch flat-screen TV and an alarm clock with MP3 player connection. A coffee maker and La Source bathroom amenities are included.

Guests of the Union Square Hilton are welcome to enjoy the 2,800 square-foot health club and relaxing outdoor whirlpool. The business center offers public computers, copy and fax services.

The Urban Tavern serves an extensive menu throughout the day in an artistic atmosphere. The lounge area offers a variety of sophisticated snacks and drinks.

The Hilton San Francisco is 1 block from the American Conservatory Theater and less than 1 miles from the San Francisco Museum of Modern Art.

Rooms: 1908

Hotel Chain: Hilton Hotels & Resorts


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The most recent booking for this hotel was made on Apr 29 at 11:58 from Israel.

Facilities of Hilton San Francisco Union Square


  • Paid WiFi


  • Golf Course (within 2 miles)

Food & Drink

  • Restaurant
  • Bar
  • Snack Bar

Pool and Spa

  • Fitness Center
  • Hot Tub/Jacuzzi
  • Outdoor Pool (all year)


  • Car Rental

Front Desk Services

  • 24-Hour Front Desk
  • Newspapers
  • Express Check-in/Check-out
  • Safe
  • Currency Exchange
  • Tour Desk
  • ATM on site

Cleaning Services

  • Laundry
  • Dry Cleaning

Business Facilities

  • Meeting/Banquet Facilities
  • Business Center


  • Souvenir/Gift Shop
  • Shops (on site)


  • Non-smoking Rooms
  • Facilities for Disabled Guests
  • Family Rooms
  • Elevator
  • Heating
  • Air Conditioning
  • Designated Smoking Area


WiFi is available in public areas and costs USD 5.99 per hour.

WiFi is available in the hotel rooms and costs USD 12.99 per 24 hours.

Wired internet is available in the hotel rooms and costs USD 12.99 per 24 hours.


Public parking is available on site (reservation is not needed) and costs USD 53.58 per day.

Private parking is available on site (reservation is not needed) and costs USD 59.28 per day.

Hotel Policies

These are general hotel policies for Hilton San Francisco Union Square. As they may vary per room type, please also check the room conditions.


15:00 - 23:00 hours


Until 12:00 hours

Cancellation / Prepayment

Cancellation and prepayment policies vary according to room type.

Children and Extra Beds

Free! All children under 18 years stay free of charge when using existing beds.

Any additional older children or adults are charged USD 20 per person per night when using existing beds.

Free! One child under 2 years stays free of charge in a crib.

There is no capacity for extra beds in the room.

The maximum number of cribs in a room is 1.

The maximum number of total guests in a room is 4.


Pets are allowed. Charges may apply.


When booking more than 5 rooms, different policies and additional supplements may apply.

Accepted credit cards

  • American Express
  • Visa
  • Euro/Mastercard
  • Diners Club
  • JCB
  • Discover
  • UnionPay credit card

The hotel reserves the right to pre-authorize credit cards prior to arrival.

Important Information

Please Note: Due to fire code policies, 1 extra bed/crib is only available in King Rooms. Any type of crib or extra bed needs to be requested from Hilton San Francisco Union Square.

Pets up to 75 lbs are permitted, and charges are applicable. Please notify Hilton San Francisco Union Square if you have further pet questions.

Please note: If a guest books a room that offers a breakfast-included rate, this room will provide breakfast for 2 guests. All additional guests will be charged.

Please note: The Hilton San Francisco Union Square will be undergoing a lobby redesign starting July 13th, 2015. They appreciate your patience as they improve the hotel with minimal disruption to service.


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