Calabasas (Spanish for "Pumpkins") is a city in Los Angeles County, California located in the hills west of the San Fernando Valley and in the northwest Santa Monica Mountains between Woodland Hills, Agoura Hills, West Hills, Hidden Hills, and Malibu, California. As of the 2010 census, the city's population was 23,058, up from 20,033 at the 2000 census. The city was formally incorporated in 1991. It is noted for its wealthy residents and gated neighborhoods.