JW Marriott San Francisco Union Square hero
jw_marriott ·marriott

JW Marriott San Francisco Union Square

515 Mason St, San Francisco, CA 94102
Forbes ★★★☆☆
Google 4.3
Overall 51
Lowest upcoming
$194
29 Dec 2026
Highest upcoming
$2,076
16 Sep 2026
Median nightly
$288
across 365 upcoming days
Cheapest week
19 to 25 Dec
31% below annual median

Daily price line

Next 365 nights
May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May

See daily prices

7-day free trial. Cancel anytime.

Join Luxury Intel →

Already a member? Sign in

Upcoming nightly rates

Next 365 days
Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May MonTueWedThuFriSatSun
Cheaper More expensive
Cheapest week ahead: 19–25 Dec 2026 at $199/night (31% below median)

See the nightly calendar

7-day free trial. Cancel anytime.

Join Luxury Intel →

Already a member? Sign in

Review

Synthesized from Forbes Travel Guide
Forbes ★★★☆☆ Recommended

Character and identity

A 21-storey tower commanding the corner of Post and Mason, this is a polished urban hotel three minutes' walk from Union Square, with the Financial District, the Embarcadero and Powell Street BART all in easy reach. The arrival sets the tone: an open-arched porte cochere with woven seating, glass sculptures echoing Chihuly, then a third-floor lobby built around a striking atrium with glass elevators, mosaic marble floors, bronze sculptures and colourful chandeliers. Rooms continue the register with dark wood furniture, sophisticated artwork and marble-clad bathrooms. Level III handles the main dining and bar scene, with a conference centre on site.

Who's it for

Best for:
Design-minded urban travellers and business guests who want a luxurious base inside the Union Square shopping and dining grid, with quick public-transport links to both Bay Area airports. Couples after city sightseeing, conference attendees heading to Moscone, and shoppers working the Bottega Veneta to Neiman-Marcus circuit will all feel well placed.

Should look elsewhere:
Anyone seeking a quiet, scenic San Francisco stay, families wanting kids' programming and resort amenities, or guests expecting waterfront views and outdoor space. The setting is busy, transactional and dense with foot traffic, and the property reads more refined city hotel than top-tier luxury destination.

Bottom line

What you're buying here is location and a confident design language rather than a category-leading luxury experience: the Union Square address, transit access and atrium-led public spaces do most of the work. Book it if you want to walk to shopping, dining and Moscone, target late summer or early autumn for the city's best weather, and consider a higher floor for the views.

Location

515 Mason St, San Francisco, CA 94102 · 10 nearest tracked hotels

Explore more

Amenities

36 features
Bar
Gym
Meeting rooms
Restaurants
Wi-Fi
Public internet workstation
Restaurant
Room service
Smoke-free property
Credit cards
Cash
Checks

Practical info