"Castanea is a census-designated place (CDP) in Castanea Township, Clinton County, Pennsylvania, United States. The population was 1,125 at the 2010 census."@en . . "-4" . . . "-5" . . "Castanea, Pennsylvania"@en . "1125"^^ . "3.53e+06"^^ . . . "17726" . "3.6e+06"^^ . . "182.88"^^ . . "318.4"^^ . "70000.0"^^ .