"1.63e+06"^^ . "-6" . . "Not to be confused with Harpers Ferry, West Virginia.Harpers Ferry is a city in Taylor Township, Allamakee County, Iowa, United States. The population was 328 at the 2010 census."@en . . "51799.8"^^ . . "563" . . . "1.63169e+06"^^ . . "Harpers Ferry, Iowa"@en . "328"^^ . "50000.0"^^ . "52146" . . "197.0"^^ . "1.68349e+06"^^ . "201.0"^^ . "1.68e+06"^^ . "196.901"^^ . "201.005"^^ . "-5" . .