Perry South—also known as Perry Hilltop—is a neighborhood on Pittsburgh, Pennsylvania's North Side. It developed as a streetcar suburb around the turn of the 20th century, so it consists almost exclusively of residential housing, with a small business district at the intersection of Perrysville Avenue and Charles Avenue. The hill on which the neighb…Perry South—also known as Perry Hilltop—is a neighborhood on Pittsburgh, Pennsylvania's North Side. It developed as a streetcar suburb around the turn of the 20th century, so it consists almost exclusively of residential housing, with a small business district at the intersection of Perrysville Avenue and Charles Avenue. The hill on which the neighborhood is built provides natural borders to the west, to the east and to the south.