Founded in 1922, the neighborhood contains roughly 900 single-family residences, along with multi-family apartments and condominiums with a limited amount of commercial property.

[1] The neighborhood is bound by Cheviot Hills to the west, Beverlywood to the north, and the Santa Monica Freeway to the south and east.

[1] The neighborhood's multi-family housing is concentrated along the southern half of the neighborhood, while its commercial buildings are concentrated along National Boulevard between the Santa Monica Freeway and Castle Heights Avenue, and along South Robertson Boulevard.

Castle Heights was established in 1922, and many of the single family residences date from the 1920s to the 1940s and were built in the Spanish Revival style.

[3] Castle Heights has historically been less affluent than the surrounding neighborhoods of Cheviot Hills and Beverlywood.