"County seats in Pennsylvania" . "Boroughs in Pennsylvania" . "University towns in the United States" . . . . "West Chester, Pennsylvania" . . . . . "West Chester, Pennsylvania" . . "Populated places established in 1760" . . . . "[dataTXT] West Chester, Pennsylvania" . "West Chester is a borough and the county seat of Chester County, Pennsylvania in the U.S. state of Pennsylvania. The population was 18,461 at the 2010 census." . "0.8559"^^ . . "Boroughs in Chester County, Pennsylvania" .