Meetings & EventsWhere Big Ideas Meet Bold Spaces
Meetings & Events Where Big Ideas Meet Bold SpacesHilton San Francisco Union Square offers a premier destination for meetings and events, featuring flexible venues, advanced technology, and expert planning support. Located in the heart of downtown, our spaces are designed to accommodate everything from executive sessions to large-scale conferences with efficiency and style.
Host an Event
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Find and book meeting space for up to 35 people.
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The Largest Hotel in California
With 134,000 sq. ft. of meeting space, including a 30,000 sq. ft. Grand Ballroom and our new Continental Ballroom, our hotel is ideal for meetings for up to 2,000 people. Our Executive Conference Center boasts four separate boardrooms and our Cityscape Lounge has 360 degree views of the San Francisco skyline. We have a total of 73 function rooms, and all rooms have wireless high speed internet capability.
Executive Conference Center
Host impactful gatherings in our four private boardrooms, designed for groups of 10-16. Perfect for everything from strategic meetings to networking receptions.
- 74 Meeting Rooms
- 1,921 Guest Rooms
- Total Event Space 205,843 square feet
- Largest Room Setup 29,637 square feet
Event Services
Create a Custom Menu with seasonal ingredients
Choose a Theme from our collections or customize your own
Dedicated Support from your on-site Events Team
Access Onsite AV through our on-site partner, Encore
Design Your Layout to match your vision
Meet with Purpose with sustainability and community engagement
Bold Event Spaces
VIP Suites & Rooms
Event Services Team
A dedicated, tenured event manager partners with you from concept to completion, providing 24/7 support. We anticipate challenges and orchestrate every detail, guaranteeing a flawlessly executed event that allows you to be a guest at your own occasion.
Culinary
Taste the season with every bite. Our culinary team designs curated menus that highlight seasonal ingredients, tailored to your event’s narrative. From artfully plated dinners to interactive stations, we create memorable culinary experiences that delight and impress.
AV & Production
Experience technology that works as hard as you do. Our exclusive on-site partnership with Encore delivers seamless, professional production. From immersive sound and lighting to dynamic presentations, their expert team ensures your message is seen, heard, and remembered without a hitch.
Event Branding
Go beyond a logo; create an immersive environment. We help you weave your brand into the very fabric of your event, from custom signage and thematic decor down to branded key cards and digital displays, ensuring a cohesive and powerful experience from the moment guests arrive.
Cityscape Sky Bar Events
Elevate your reception—literally. Host an unforgettable gathering at Cityscape, San Francisco’s highest sky bar. Amidst sophisticated ambiance, you and your guests will enjoy handcrafted cocktails and gourmet bites with breathtaking, 360-degree panoramic views of the city skyline.
Meet with Purpose
Make your meeting matter. Our “Meet with Purpose” program empowers you to host impactful events through carbon-conscious practices, waste reduction, and partnerships with neighboring non-profits. It’s a turnkey approach to sustainable events that benefits both the planet and our community.
Package Express
Ship with certainty. Our Package Express service provides a streamlined, secure solution for all your event materials. We manage the receiving, tracking, and storage of your shipments with meticulous care, ensuring everything is waiting for you, so you can focus on the event itself.
Moscone Convention Center
Maximize your time and convenience. Our convenient Union Square location places you just a short, pleasant walk from the Moscone Convention Center. Eliminate long commutes and simplify your logistics, giving you more time to prepare, connect, and explore the city.
Capacity Chart
| Venue Names | Classroom (2/3) | Theater | Conference | Banquet | U-Shape | Reception | Hollow Square |
|---|---|---|---|---|---|---|---|
| Golden Gate Rooms | - | - | - | 700 | - | 929 | - |
| Golden Gate 1 | 30/45 | 70 | 30 | 50 | 28 | 90 | 32 |
| Golden Gate 2 | 42/63 | 110 | 36 | 70 | 32 | 120 | 42 |
| Golden Gate 3 | 52/78 | 110 | 36 | 70 | 32 | 120 | 42 |
| Golden Gate 4 - 8 | 42/63 | 110 | 36 | 70 | 32 | 120 | 42 |
| Plaza Room | 232/348 | - | - | 480 | - | 700 | - |
| Plaza A | 134/201 | 380 | - | 230 | 42 | 370 | 48 |
| Sunset Room | - | - | 12 | - | - | - | - |
| Seacliff Room | - | - | 16 | - | - | - | - |
| Marina Room | - | - | 10 | - | - | - | - |
| Presidio Room | - | - | 12 | - | - | - | - |
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