South 21st Street in Quincy, Illinois

South 21st Street in Quincy is a residential street. It runs in a north-south direction starting from State Street and crosses Ohio Street, Payson Avenue, Washington Street, Jefferson Street, Madison Street, Monroe Street, Adams Street, Jackson Street and Van Buren Street and ends at Harrison Street. South 21st Street also exists in Macon County, Jackson County, Williamson County, Coles County and Jefferson County.