Hilton San Francisco Union Square, Hotel and skyscraper complex near Union Square, San Francisco, United States.
The Hilton San Francisco Union Square is a high-rise hotel featuring two connected towers positioned in the heart of downtown. The complex contains numerous guest rooms and event spaces designed for both leisure and business purposes.
The property opened in the mid-1960s as part of a wave of downtown redevelopment in San Francisco. This period marked the beginning of the area's transformation into a modern business district.
The hotel has served as a backdrop for major events in San Francisco's social life since its opening. It stands as a gathering point where business travelers and tourists experience the city's downtown rhythm.
The location sits directly above a transit hub, making it easy to reach other neighborhoods by public transport. Most downtown attractions and shopping areas are within walking distance from the building.
The original design featured an unusual parking system where guests could drive directly to their rooms via internal ramps on multiple floors. This innovative approach to vehicle access was remarkably efficient for its time.
Location: San Francisco
Architects: John Carl Warnecke
Official opening: May 25, 1964
Address: 333 O'Farrell Street, San Francisco, CA, United States
Phone: +14157711400
Website: http://www3.hilton.com/en/hotels/california/hilton-san-francisco-union-square-SFOFHHH
GPS coordinates: 37.78530,-122.41100
Latest update: December 20, 2025 12:29
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