Hilton Union Square
333 O'Farrell Street
San Francisco, CA 94102
Parc 55
55 Cyril Magnin Street
San Francisco, CA 94102
Hotel Nikko
222 Mason Street
San Francisco, CA 94102


We are sold out of rooms in our blocks. Please use this link to search for rooms near our host property, the Hilton Union Square:


All hotels have a 72-hour cancellation policy. If rooms are not cancelled prior to 72 hours in advance, a one-night cancellation fee will be charged.
If you need to make any changes to your itinerary, please email or call the hotel directly: 


All three hotels have certified compliance with the Americans with Disabilities Act (ADA). Accessible facilities are available for the blind, hearing impaired and wheelchair users. Please email if you have any particular needs or questions.


The Hilton Union Square is in the heart of the Downtown San Francisco. Situated near Union Square, the hotel has easy access to various forms of public transportation, including the Powell St. BART Station
The hotel is also next door to our two hotels that will host sessions this year, the Parc 55 and Hotel Nikko.