"0.0"^^ . . . "58.842"^^ . "540000.0"^^ . . "543898.0"^^ . . "32"^^ . "Berkley is a city in Union Township, Boone County, Iowa, United States. The population was 32 at the 2010 census, up 33.3% from 24 at the 2000 census."@en . . . "Berkley, Iowa"@en . "540000.0"^^ . "302.0"^^ . "302.057"^^ . "-5" . . "-6" . . "543898.0"^^ . "58.8"^^ .