Jw Marriott San Francisco Union Square Hotel Exterior photo

Key details

About the Hotel

515 Mason Street, San Francisco, 94102

Great

8.3

9.1

/10

4.0

“The hotel is perfectly situated just a block from Union Square, making it easy to explore shops and restaurants.”view full review

JW Marriott San Francisco Union Square is a 4-star hotel featuring modern accommodations and refined dining options. Guests can enjoy amenities such as a state-of-the-art fitness center and luxurious rooms with premium bedding. This hotel provides convenient access to notable San Francisco attractions like Fisherman's Wharf and Chinatown.

Rooms & Amenities

All luxurious rooms at JW Marriott San Francisco Union Square are equipped with large LDC TVs, coffee machines, and ergonomic work desks. Guests enjoy spa-inspired bathrooms and premium film channels. Comforts such as laptop-compatible safes and refined furnishings enhance the stay.

Dining & Beverage Options

The hotel's Level III restaurant offers fresh, farm-to-table fare made with locally sourced ingredients, along with artisanal cocktails. A la carte breakfasts are served with a view on weekends, ensuring a renewed dining experience. Level III Bar provides handcrafted cocktails and light bites in an inviting atmosphere.

Business & Leisure Facilities

Business travelers benefit from flexible event venues totaling 16648 square feet, featuring advanced AV technology and open-air terraces. The Pacific Conference Center is designed for modern meetings. For leisure, guests can utilize the 24/7 fitness center, equipped with Peloton bikes.

Services & Accessibility

Guests can take advantage of express laundry services and 24-hour room service, ensuring convenience during their stay. JW Marriott San Francisco Union Square is ideally situated for ease of access to public transport options such as Powell Street station (subway) and nearby bus routes. Valet parking is also available.

Select your room type

Jw Marriott San Francisco Union Square offers a variety of rooms including double rooms, family rooms, and suites with breakfast, free cancelations, and special deals

King Room
2 persons
33 sq. feet
1 King-size bed
Air conditioning
Heating
room details
King Room Hearing Accessible
2 persons
33 sq. feet
1 King-size bed
Air conditioning
Coffee machine
room details
Queen Room Two Queen Beds Hearing Accessible
2 persons
33 sq. feet
2 King Size Beds
Air conditioning
Coffee machine
room details

Show all rooms

Price and Room Availability Calendar

Check availability and prices for your dates now!

September 2026 - September 2027

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Check-in/ Check-out

Facilities

Jw Marriott San Francisco Union Square offers amenities for your comfortable stay and unforgettable experiences

Spacious Comfort

“The room I stayed in was incredibly spacious, providing a comfortable and luxurious atmosphere that made my stay truly enjoyable.” read full review

Delicious Perks

“The $25 daily room service voucher was a good surprise, allowing me to indulge in delicious meals during my stay.” read full review

Luxurious Shower

“I absolutely loved the humongous shower in the bathroom; it was spacious and had excellent water pressure that made each shower feel like a spa experience.” read full review

Impressive Amenities

“The gym was well-equipped, and the restaurant offered a fantastic dining experience; this hotel truly has amazing facilities to enhance any stay.” read full review

Facilities: Great

8.6/10Review score

General

No smoking on site
Parking
Safe deposit box
24-hour reception
Express check-in/ -out
Pets allowed
Rooms/ Facilities for disabled
Wheelchair access
24-hour security
Lift
Currency exchange
ATM/Cash machine
Smoke detectors
Electric vehicle charging station
Fire extinguishers
Key card access

Sports & Fitness

Fitness centre

Guest Parking

Private parking is possible on site at USD 79 per day.

Services

Valet parking
Room service
Car hire
Dry cleaning
Tours/Ticket assistance
Welcome drink
Happy hour

Dining

In-room breakfast
Restaurant
Snack bar
Bar/ Lounge area
Special diet menus

Business

Meeting/ Banquet facilities
Fax/Photocopying

Children

Cots

Facilities for people with disabilities

Toilet for disabled
Bathroom for disabled

Spa & Leisure

Leisure/ TV room

Room features

Paid Wi-Fi in rooms
Air conditioning
Heating
Mini-bar
Sitting area
Terrace
Garden furniture
Tea and coffee facilities
Dining table
Ironing facilities

Bathroom

Free toiletries
Sink

Self-catering

Electric kettle

Media

Flat-screen TV
AM/FM alarm clock

Room decor

Carpeted floor

Jw Marriott San Francisco Union Square Location

515 Mason Street, San Francisco, 94102

Getting around

City Centre
San Francisco 21 min · 1.1 mi
Airports
San Francisco International (SFO) 35 min · 14.3 mi
Oakland International (OAK) 48 min · 19.5 mi
Train
F Market Street Car 21 min · 1.1 mi
Caltrain - 4th & King Street Station 23 min · 1.2 mi
Underground
Powell Street Station 6 min · 1700 ft
Bus
Bus stop 2 min · 400 ft