Chester County is in the southeastern portion of Pennsylvania and is home to about 450,000 residents. Chester County has a storied past and was actually one of the three original Pennsylvania counties created by William Penn. It is also home to numerous historic Quaker buildings including Bradord, Caln, and Old Kennett. The county seat of Chester County also known as Chesco is West Chester, and their largest city is Coatesville. Chester County is not unlike the rest of the nation, the area has seen an unprecedented increase in drug overdoses.