The El Dorado is a cooperative apartment building at 300 Central Park West, between 90th and 91st Streets adjacent to Central Park, on the Upper West Side of Manhattan in New York City. It was constructed from 1929 to 1931 and was designed by architect of record Margon & Holder and consulting architect Emery Roth in the Art Deco style. The El Dorado consists of twin 12-story towers rising from a 17-story base. The building is a contributing property to the Central Park West Historic District, a National Register of Historic Places–listed district, and is a New York City designated landmark.