Renters in Pennsylvania make up close to 29% of the population. Colleges in State College, Philadelphia, Pittsburgh and Bethlehem have a large student population that rents houses, apartments and converted houses. The statewide rent average is $409. In Pittsburgh, the rent is much lower and stands at $309. In the suburbs of Philadelphia, the rent in Blue Bell is $950. There are high rises in Philadelphia, Pittsburgh and larger cities in between. The majority of apartments were built after 1957 and includes multi-level structures.