Alamo Square is a residential neighborhood and park in San Francisco, California, in the Western Addition. Its boundaries are not well-defined, but are generally considered to be Webster Street on the east, Golden Gate Avenue on the north, Divisadero Street on the west, and Fell Street on the south.

Alamo Square Park, the neighborhood’s focal point and namesake, consists of four city blocks at the top of a hill overlooking much of downtown San Francisco, with a number of large and architecturally distinctive mansions along the perimeter. The park is bordered by Hayes Street to the south, Steiner Street to the east, Fulton Street to the north, and Scott Street to the west.