West Lancaster is an unincorporated community in Fayette County, in the U.S. state of Ohio.
West Lancaster was founded ca. 1850. A post office called West Lancaster was established in 1852, and remained in operation until 1906. West Lancaster had 142 inhabitants in 1914.
Coordinates: 39°37′22″N 83°36′35″W / 39.62278°N 83.60972°W