Rockefeller Center is a complex of 19 commercial buildings covering 22 acres (89,000 m2) between 48th and 51st streets in New York City, United States. Built by the Rockefeller family, it is located in the center of Midtown Manhattan, spanning the area between Fifth Avenue and Sixth Avenue. It was declared a National Historic Landmark in 1987.
The landmark buildings comprise over 8,000,000 square feet (743,000 m2) on 22 acres (89,000 m2) in Midtown, bounded by Fifth and Sixth avenues, and running from 48th Street to 51st Street. Rockefeller Center is also a private property, co-owned by Tishman-Speyer, and open to the public.