were listed on the National Register of Historic Places in 1978.
== Campuses ==
Widener consists of three campuses located in Chester, Pennsylvania, Wilmington, Delaware, and Harrisburg, Pennsylvania.
Founded in 1866 after the school moved to Chester, the Chester campus serves all full-time undergraduate day students, part-time adult and continuing studies students, Osher Lifelong Learning Institute (OLLI) students, and graduate students.
Widener School of Law opened in 1976. In July 2015, Widener School of Law, which used to be one school sitting on the Delaware and Harrisburg campuses, split to become Widener University Delaware Law School in Wilmington and Widener University Commonwealth Law School in Harrisburg.
== Academics ==
Widener's academic offerings include over 50 undergraduate majors, 40 minors, and more than 30 graduate programs of study. Widener has an undergraduate student to faculty ratio of 12:1 with 90% of the full-time faculty having doctorates or the highest degree in their field. In …