Skip Main Navigation
  • Collapsed Find & Reserve Hotels, Deals & More
  • Collapsed Reservations View & Manage
  • Join Now Sign In or Join Marriott Rewards

515 Mason Street  San Francisco  California  94102  USA 

Our best rate. Guaranteed.

Select

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

Discover luxury hotel rooms and suites in San Francisco

  • Distinguished among hotels near Union Square San Francisco, guests enjoy stylish guest rooms and sui
  • Rooms feature Bose radios, 46-inch Samsung Smart Technology TV's, plug-in panels, Herman Miller Aero
  • Our Union Square accommodations feature 24-hour butler service available for your needs.
  • Large showers, separate baths in signature marble bathrooms, comfy robes and other modern amenities
  • Hypo-allergenic rooms set JW Marriott apart from other San Francisco hotels near Union Square.
  • Our San Francisco accommodations boast pillow-top mattresses, luxurious linens and down duvets, in-r
  • This hotel has a smoke-free policy
  • Book 10 or more rooms at this hotel

Get 25% off if you find a better deal anywhere else on Marriott rooms. We'll match it + and save you even more. View Brand Exclusions & Terms.