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JW Marriott San Francisco Union Square

515 Mason Street · San Francisco, California 94102 USA

JW Marriott San Francisco Union Square Weddings

Elevate your wedding with a reception at JW Marriott San Francisco Union Square. Scenic venues, generous packages, world-class cuisine, an incomparable downtown location and the unique culture experienced only in the heart of our vibrant city will create lasting memories.

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Weddings at Our Hotel

Rising 21 stories above San Francisco's famed Union Square, JW Marriott San Francisco Union Square places wedding guests in the heart of one of the world's most dazzling gateway cities.

Our ideal location and redefined style of luxury awaits your wedding celebration. Newly renovated, our accommodations applaud our hotel's iconic architecture and history of elegance. We have thoughtfully crafted a richness of experiences, with associates who will guide you on an elegant journey that begins the second you arrive.

Featuring 15 venues totaling 16,648 square feet of space, our downtown hotel can accommodate ceremonies and receptions of all sizes. Our wedding specialists, first-rate packages, exceptional culinary team and experienced associates will provide you and your guests with personalized services to ensure everything you imagined is realized to perfection here in San Francisco.

Let our hotel partner with you every step of the way in creating wedding moments that will last a lifetime.

Event Facilities

Rich architectural details and state-of-the-art technology create an elegant setting in our 4,352-square-foot Metropolitan Ballroom. This flexible space, which seats 330 wedding guests for a banquet or 500 for a reception, also features 2,000 square feet of pre-function space so you have everything needed for a well-orchestrated occasion.

Additional spaces and capacities include:

Metropolitan Ballroom A - 150 for banquet, 175 for reception
Metropolitan Ballroom B - 80 for banquet, 100 for reception
Metropolitan Ballroom C - 80 for banquet, 100 for reception
Metropolitan Ballroom BC - 150 for banquet, 175 for reception
Salon 1 - 50 for banquet, 45 for reception
Salon II - 20 for banquet, 25 for reception
Salon III - 30 for banquet, 35 for reception
Boardroom - seats 10 in a banquet or conference setting

Enhance your wedding day with panoramic views of San Francisco from our hotel's Skyline area. This private downtown event venue encompasses 4,000 square feet and features panoramic views, natural lighting through atrium skylights and an outdoor terrace location.

Skyline A - 120 for banquet, 150 for reception
Skyline BC - 140 for banquet, 180 for reception
Skyline B - 80 for banquet or reception
Skyline C - 70 for banquet, 80 for reception

Awards and Recognition

Our hotel's downtown wedding venue has been honored as a recipient of the following awards:

  • Forbes 4 Star rating - 2017 & 2018
  • TripAdvisor 2018 Certificate of Excellence
  • 2017 TripAdvisor Green Leader

Contact Information

515 Mason Street
San Francisco, CA 94102

Sou Kotaki
Senior Catering Sales Executive


On-Site Parking

Valet parking is available on-site at our hotel. Special parking rates may be available for your wedding or event. Please contact your certified wedding/event planner for more details.

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