Appalachian Figures Porterville and the Hopper family in Kemper County Robert Clay Hopper was born on 3 October 1902 in Porterville, a tiny railroad town in Kemper County, Mississippi. Contemporary gazetteer data and modern mapping place Porterville firmly inside Kemper County, along the Kansas City Southern Railway, with a post office dating back to 1890 and a population of about 200 in 1906. That Kemper County setting mattered.
