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Compare proposals and book your ideal event spaceHilton San Francisco Union Square
About us
As the city’s largest convention hotel, Hilton San Francisco Union Square serves as the golden gateway to unforgettable events in the heart of the city. Steps from the Moscone Center and major financial hubs, we offer a seamless blend of scale, flexibility, and service that leaves a lasting impression on attendees. Our best-in-class offerings include: • 134,500 sq. ft. of flexible, tech-ready meeting and event space • On-site Certified Meeting Planners and professional A/V support teams • Award-winning catering and customizable banquet experiences • Innovative branding opportunities—from digital signage to column wraps, in-room tablets, and more Proudly known as San Francisco’s "Hotel with a Heart," we are deeply committed to sustainability, charitable giving, and responsible hospitality. Widely recognized as a leader in eco-conscious meetings, we help planners create meaningful, memorable events—with purpose.
Venue Details
Industry Ratings
Awards
Amenities
- Concierge services
- Internet access
- Laundry service
- Luggage storage
- View (urban)
- Onsite catering
- Onsite restaurant
- Onsite security
- Pet friendly
- Rental car service
- Space (private)
- Wheelchair accessible
- AV capabilities
- Business center
- Health club
- Outdoor pool
- Whirlpool
- Airport shuttle
- Bus
- Subway
- Taxi
- Train
- Dance floor
- Loading dock
- Portable walls
- Staging area
- AV equipment
- High speed internet
- Onsite AV staff
- Concierge services
- Internet access
- Laundry service
- Luggage storage
- View (urban)
- Onsite catering
- Onsite restaurant
- Onsite security
- Pet friendly
- Rental car service
- Space (private)
- Wheelchair accessible
- AV capabilities
- Business center
Sustainability
This venue holds verified sustainability certifications, based on certification data provided by BeCause in collaboration with Cvent.
Certifications (3)
Certification body: DEKRA Certification, Inc.
Certification body: DEKRA Certification, Inc.
Certification body: DEKRA Certification, Inc.
Need dates
Priority windows that venues prefer for hosting events
Meeting rooms
Meeting rooms
Floor Plans
Menus
Meeting space
Guest rooms
Location
Getting Here
Local Attractions
Nearby vendors
Dining
Additional Information
Safety Information
Cancellation Policy
72 hours
Additional details
• 1,921 guest rooms, 151 suites • Heated outdoor pool and whirlpool spa • 24 hour, 2,800 square foot fitness center • On-site FedEx Office® Print & Ship Center • Dining options include a 24-hour Grab 'n' Go Cafe, 2 restaurants, and a Skybar Lounge • Near Moscone Convention Center and offices of major corporations in the financial district
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Hilton San Francisco Union Square Frequently Asked Questions
Explore frequently asked questions from the Hilton San Francisco Union Square regarding Health and Safety, Sustainability, and Diversity and Inclusion
Sustainable Practices
Diversity and Inclusion
Health and Safety
Please explain, if applicable, the carbon offsetting options you offer to corporations.
Please provide, if applicable, an e-mail address for a contact who can address any follow up questions relating to sustainability and social impact goals and initiatives.
Corporate_Responsibility@Hilton.com
Has your hotel taken steps to reduce single-use plastics, such as removing plastic straws (except upon request for guests with disabilities), stirrers and cotton buds? If yes, please provide detail as to the steps you have taken to reduce single use plastics?
Yes, Hilton is committed to reducing waste across our portfolio. All of our hotels were required to remove plastic straws, stir sticks and cocktail picks in 2019, and we are currently transitioning from individual bath toiletries to full-size dispensers.
Does your hotel generate (onsite) or purchase (offsite) renewable energy (beyond your utility's standard offerings)? If yes, please describe your practices for generating or purchasing renewable energy.
Does your hotel engage in activities to protect & restore the natural environment in which it is located (i.e. trees planted, coral reef restored, etc.)?
Yes
Will your hotel be imposing any additional fees for cleaning services? If yes, please specify those fees.
No
Are specific cleaning/disinfection routines in place for pillows, duvets and their covers, headboard, bathrobe etc.? If yes, please describe.
Yes, Items are cleaned according to Hilton CleaStay standards
Please include a link to your public report on community impact if applicable.
https://cr.hilton.com, for details on our award-winning Environmental, Social and Governance programs. Also refer to https://hiltoneffect.org for information on our corporate foundation, through which we are investing in our local communities.
Please provide any other comments you wish to make regarding your efforts/initiatives to obtain certification in these programs.
N/A
Please provide, if applicable, an e-mail address for a contact who can address any follow up questions relating to diversity, equity, and inclusion.
Corporate_Responsibility@Hilton.com
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