101 California Street is a 48-story office skyscraper completed in 1982 in the Financial District of San Francisco, California. The 183 m (600 ft) tower, providing 1,250,000 sq ft (116,000 m2) of office space, is bounded by California, Davis, Front, and Pine Streets near Market Street.

California Street is a major thoroughfare in San Francisco, California. It is one of the longest streets in San Francisco, and includes a number of important landmarks. It runs in an approximately straight 5.2 mi (8.4 km) east–west line from the Financial District to Lincoln Park in the far northwest corner of the city.