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The Westin St. Francis San Francisco on Union Square

335 Powell Street, San Francisco, CA

Check In
06/18/2026
Check Out
06/19/2026
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Traditional, 2 Double Beds, Accessible

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Traditional, 2 Double Beds, Accessible

Traditional, 2 Double Beds

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Traditional, 2 Double Beds

Grand, 2 Double Beds, City View

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Grand, 2 Double Beds, City View

Room, 2 Double Beds

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Room, 2 Double Beds, Accessible

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Room, 2 Double Beds, Accessible

Tower, Deluxe, King Bed, Accessible

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Tower, Deluxe, King Bed, Accessible

Tower, Deluxe, 2 Double Beds

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Tower, Deluxe, 2 Double Beds

Tower, Deluxe, King Bed

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Tower, Deluxe, King Bed

Tower, Junior Suite, King Bed

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Tower, Junior Suite, King Bed

The Westin St. Francis San Francisco on Union Square Amenities

Dry cleaning/laundry service
Shopping on site
Vegetarian breakfast available
RV, bus, truck parking (surcharge)
Babysitting or childcare (surcharge)
Number of meeting rooms - 35
Conference space size (meters) - 5203
Free WiFi
Number of bars/lounges - 1
Wheelchair accessible parking
Internet access - wireless
Comprehensive food waste policy
LED light bulbs
Wheelchair-accessible lounge
Wheelchair-accessible on-site restaurant
Multilingual staff
Electric car charging station
Number of accessible parking spaces - 20
Breakfast available (surcharge)
Number of coffee shops/cafes - 1
Laundry facilities
Elevator
Fitness facilities
Wheelchair accessible (may have limitations)
Banquet hall
Covered parking
Food and water bowls
Secured parking
Reception hall
Wheelchair-accessible van parking
Wheelchair-accessible path to elevator
Wheelchair-accessible fitness center
Wedding services
24-hour fitness facilities
Elevator door width (inches) - 48
Elevator door width (centimeters) - 122
Water-efficient showers only
Luggage storage
Porter/bellhop
24-hour front desk
Number of restaurants - 1
Golfing nearby
Smoke-free property
Safe-deposit box at front desk
Conference space
Valet parking (surcharge)
Wheelchair accessible path of travel
ATM/banking
Conference space size (feet) - 56000
Concierge services

The Westin St. Francis San Francisco on Union Square Hotel Details

Experience a landmark stay at this smoke-free hotel, where comprehensive services and modern conveniences meet historic character. Your dining needs are well catered for with an on-site restaurant, a bar and lounge area, and a coffee shop. For business and events, the property features an impressive 56,000 square feet of conference space distributed across 35 meeting rooms, complemented by a banquet hall and reception hall ideal for weddings and other large gatherings. You can stay active with access to the 24-hour fitness facilities. Additional on-site amenities include free WiFi, concierge services, an ATM, shopping, and a multilingual staff to assist you throughout your stay. For your convenience, the hotel also provides laundry and dry cleaning services, a porter, and a front desk safe-deposit box.

The property is committed to providing a comfortable stay for all guests, including those with accessibility requirements, offering wheelchair-accessible paths of travel, parking, a lounge, a restaurant, and a fitness center. A variety of parking options are available for a surcharge, including valet, secured, and covered parking for cars, RVs, buses, and trucks, along with an electric car charging station. Families can arrange for babysitting services for an additional fee. Check-in begins at 4:00 p.m. for guests 21 and older, with check-out scheduled for 11:00 a.m. Please be prepared to present a government-issued photo ID and a credit card, debit card, or cash deposit for any incidental charges. The property is equipped with numerous safety features, including a security system and smoke detectors, and adheres to Marriott's Commitment to Clean program.

Guest Reviews

Guests consistently praise the hotel's unbeatable location, noting its prime position directly on Union Square makes it perfect for exploring the city. The property's historic charm and classic elegance are frequently highlighted by reviewers, who often describe the grand lobby as a stunning centerpiece. Travelers mention the helpful and professional staff, from the front desk to the concierge, contribute to a pleasant stay. Many visitors appreciate the comfortable beds and clean, well-maintained rooms. Others point to the wonderful city views available from certain guestrooms as a memorable part of their experience, creating a truly remarkable and enjoyable visit to San Francisco.

Places to Visit Near The Westin St. Francis San Francisco on Union Square (CA)

Explore the vibrant heart of San Francisco, with world-famous attractions just steps from the hotel. Union Square, a bustling hub for high-end shopping, art galleries, and live events, is right at your doorstep. A short walk away, you can hop on an iconic San Francisco Cable Car for a memorable ride with panoramic city views. Visitors describe this as a quintessential city experience. Art enthusiasts can spend an afternoon at the San Francisco Museum of Modern Art (SFMOMA), located nearby. Reviewers of the museum often praise its expansive collection of contemporary works and thought-provoking special exhibitions. For a cultural immersion, take a walk to the iconic Dragon's Gate, the grand entrance to the city's historic Chinatown.

Frequently Asked Questions

What is the address for The Westin St. Francis San Francisco on Union Square in San Francisco, CA?

The Westin St. Francis San Francisco on Union Square is located at 335 Powell Street, San Francisco, CA.

What times are Check-in and Check-out at The Westin St. Francis San Francisco on Union Square?

You can check-in starting at 4:00 p.m. and check-out is at 11:00 a.m.

Is Wi-Fi included at The Westin St. Francis San Francisco on Union Square?

Yes, the property provides free WiFi for guests.

Can I store luggage before check-in or after check-out?

Yes, luggage storage is available at the hotel for your convenience.

Is breakfast available at The Westin St. Francis San Francisco on Union Square?

Yes, breakfast is available for a surcharge, with vegetarian options offered.

Does The Westin St. Francis San Francisco on Union Square offer in-room dining or room service?

Please contact the hotel directly for information about in-room dining options.

Does The Westin St. Francis San Francisco on Union Square have a pool?

Please contact the hotel directly for information about pool access.

Is there a restaurant at The Westin St. Francis San Francisco on Union Square?

Yes, the hotel has one on-site restaurant, one bar/lounge, and one coffee shop.

Is there an ATM or currency exchange at The Westin St. Francis San Francisco on Union Square?

Yes, ATM and banking services are available at the property.

Is there a gym, spa, or sauna at The Westin St. Francis San Francisco on Union Square?

Yes, the hotel has a 24-hour fitness facility. For information about spa or sauna services, please contact the property directly.

Does The Westin St. Francis San Francisco on Union Square offer airport transfer or shuttle?

Please contact the hotel directly for information about airport transportation.

Is The Westin St. Francis San Francisco on Union Square a pet-friendly hotel?

The hotel provides food and water bowls for pets. For complete details on the pet policy, including any restrictions or fees, please contact the property directly.
The Westin St. Francis San Francisco on Union Square
335 Powell Street, San Francisco, CA
Choose your dates to book today's available rooms and dates
Check In
06/18/2026
Check Out
06/19/2026
Rooms
1
Adults
2
Children
0
Rooms must be less than number of adults
Children's ages must be provided
Check In Date
Check Out Date
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