480 Sutter Street, San Francisco, California 94108 USA
+1 415-398-8900

Organise a meeting or event

Share your expectations with our experienced organizers who will inform you about rates and room availability.

  • 11

    Event rooms

  • 1,033 sq m

    Total event space

  • 400

    Capacity Largest Space

  • 7

    Maximum breakout rooms

About this venue

  • Wedding guests will never run out of things to do in San Francisco while staying at our hotel

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  • Let our dedicated wedding planners help create the day you've dreamed of your whole life

  • Receive discounted group rates when booking 10 or more rooms for your out-of-town guests

  • For grand ceremonies, book Union Square Ballroom, our largest space boasting a 400-guest capacity

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  • Our professional catering staff will prepare customizable menus to fit any style and budget

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  • Whether you're minimalist or extravagant, our venue offers the perfect space for your special day

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Plan an inspired event

Image See What’s Possible
See What's Possible.

Search our event ideas online with inspiring event photos, tips and layouts - specific to this hotel.

Attendee Booking Tools

Image Attendee Booking Tools

We can provide you with a unique complimentary Reservation Link that makes it easy for your guests to reserve their rooms.

  • Shared in an email
  • Embed in a website
  • Personalized with your group name, event dates, hotel, and special rates
  • Displayed in multiple languages on Marriott domains worldwide

Manage your event with ease

Image Manage Your Event with Ease
Keep Your Event in Hand.

Manage event details, make real-time requests and connect with our staff - from the palm of your hand.

Group Lists

If you have a list of your guests, we can make reservations for all of them.

Rooming Lists

We can send you a report showing which of your guests have reserved rooms and when they plan to arrive.

Mobile Check-In

Guests can check in before their stay, receive instant alerts when their room is ready and check out by skipping the front desk.

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Reward Yourself

Earn up to 50,000 plus Elite status, discounts and more.

Services and Facilities

Wedding Certification

Dream weddings don't just happen, they're planned. Marriott Certified Wedding Planners are trained to help. After completing demanding coursework, each Marriott Certified Wedding Planner is qualified to coordinate weddings of all types, including ethnic and military weddings. Relying on experience, training, tradition and old-fashioned intuition, Marriott Certified Wedding Planners can help you determine an overall vision for your wedding and help you execute each detail. That includes setting an event budget; deciding on a menu; arranging table settings; and finding florists, photographers, a band and other entertainment for the big day.

Catering

Coffee Break Lunch Afternoon Break Reception Dinner

Speciality services

Speciality lighting services available

Capacity

Floor plans

Capacity chart

Convert feet | Reset
  • Telegraph Hill (Boardroom)
  • 7.6x4.6x2.9
  • 35
  • 12
  •  
  • 12
  •  
  •  
  •  
  • City Suite
  • 6.1x6.1x2.6
  • 37
  • 30
  • 12
  • 14
  •  
  • 20
  • 30
  • 30th Floor Prefunction Area
  • 8.5x5.5x2.6
  • 47
  • 30
  •  
  •  
  •  
  • 30
  •  
  • Sutter II
  • 8.5x7x3.2
  • 53
  • 45
  • 20
  • 16
  • 15
  • 45
  • 30
  • Sutter I
  • 8.5x7x3.2
  • 55
  • 45
  • 24
  • 16
  • 15
  • 45
  • 40
  • Russian Hill
  • 6.7x11.6x3.4
  • 66
  • 80
  • 24
  • 18
  • 18
  • 80
  • 40
  • Cable Car
  • 10.1x7.9x3.2
  • 73
  • 60
  • 20
  • 18
  •  
  • 60
  • 50
  • Sutter III
  • 13.1x7x3.2
  • 83
  • 80
  • 36
  • 30
  • 27
  • 80
  • 60
  • Union Square Prefunction
  • 7.6x19.2x3
  • 141
  • 120
  •  
  •  
  •  
  • 120
  •  
  • Union Square North
  • 9.4x15.8x3.5
  • 150
  • 200
  • 96
  • 42
  • 40
  • 200
  • 100
  • Union Square South
  • 9.4x15.8x3.5
  • 150
  • 200
  • 96
  • 42
  • 40
  • 200
  • 100
  • Savoy
  • 20.4x8.8x3.8
  • 181
  • 200
  • 90
  • 44
  • 40
  • 180
  • 140
  • Sutter I, II & III
  • 29.9x7x3.2
  • 191
  • 200
  • 74
  • 70
  • 55
  • 200
  • 140
  • Union Square Ballroom
  • 19.2x15.8x3.5
  • 304
  • 400
  • 200
  • 50
  • 60
  • 400
  • 250

Room set up examples

Banquet

Generally used for meals and sessions involving small group discussions. A five foot round table seats eight people comfortably. A six foot round table seats 10 people comfortably.

San Francisco Marriott® Union Square