. "-4" . "309.067"^^ . . "279"^^ . "-5" . . "1.73529e+06"^^ . "43768" . "309.0"^^ . "Old Washington is a village in Guernsey County, Ohio, United States. The population was 279 at the 2010 census."@en . "1.74e+06"^^ . "0.0"^^ . . "Old Washington, Ohio"@en . "740" . "160.773"^^ . "1.73529e+06"^^ . . . . . "1.74e+06"^^ . "160.8"^^ .