In 1904 John S. Trower and William A. Creditt, prominent black Philadelphians, founded the Downingtown Industrial and Agricultural School (DIAS) in Downingtown, to serve as an academic and vocational high school for African-American youths to prepare them for work [REF].
The County Bridge No. 124, Downingtown Log House, East Lancaster Avenue Historic District, General Washington Inn, and Roger Hunt Mill are listed on the National Register of Historic Places [REF].