J W Marriott San Francisco at Union Square

JW Marriott San Francisco


Open 24 Hours

515 Mason Street | Directions

This urban conference hotel 1.4 miles from the Caltrain station is also a 4-minute walk from Union Square. Stylish, earth-toned rooms with marble bathrooms feature pillow-top mattresses and turndown service, plus flat-screen TVs, Bose stereos and minibars. WiFi is available, as is 24/7 butler service (fee). Upgraded rooms have city views, while club rooms provide access to a lounge serving free breakfast and beverages. Suites add separate living areas. There's a chic cocktail bar and an upscale Californian restaurant. Other amenities include a gym and a business center, in addition to an adjacent conference center with 19 meeting rooms.