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870 Market St

Downtown San Francisco-Union Square, San Francisco, CA



Total Size
293,837 sqft 
Year Constructed

About 870 Market St

Built in the year 1904, this San Francisco landmark is known as the Flood Building. The commercial structure is situated at 870 Market Street and rises 12 stories above ground level. Within, there are approximately 293,837 square feet of rentable office space.

A dramatic lobby greets those that enter the Flood Building. Luxurious features such as marble floors, walls and columns and carved wood stair rails add beauty, while modern technology ensures function and energy efficiency. In fact, 870 Market Street was awarded an Energy Star label in 2011.

Original details run throughout 870 Market Street and make each office space within charming. Such period offerings include operable windows that bring in plenty of light and high ceilings. Tenants have access to these spaces, along with the building's conference rooms, 24 hours a day.

Five passenger elevators and one freight elevator take tenants and visitors to their respective floors. Other amenities offered at 870 Market Street include 24-hour security, onsite management and easy access to Union Square, BART, MUNI and Powell Street Cable Car Line.

A corner situation gives 870 Market Street a triangular shape. The structure has a dark-colored facade covered in historic ornamentation, which gives this office building a feel of yesteryear.

Companies at 870 Market St

Market Street Railway

Internet Providers for 870 Market St

Provider Technology Max Download Speed Max Upload Speed
Comcast Cable
1 Gb/s
50 Mb/s DSL
50 Mb/s
50 Mb/s
Megapath DSL
50 Mb/s
50 Mb/s
AT&T California DSL
25 Mb/s
1.5 Mb/s

The Neighborhood: Downtown San Francisco...

Median Rate Median Size
Downtown San Francisco-Union Square $73
Median Rate Median Size
Bay Area $47

Median Rate over Time in Downtown San Francisco-Union Square