Color coded map of <a href="https://en.wikipedia.org/wiki/York_County,_Pennsylvania" class="extiw" title="w:York County, Pennsylvania">York County</a>'s 16 public school districts
US Census, <a href="//commons.wikimedia.org/wiki/User:Ruhrfisch" title="User:Ruhrfisch">User:Ruhrfisch</a>, modified by <a href="//commons.wikimedia.org/w/index.php?title=User:Scifiintel&amp;action=edit&amp;redlink=1" class="new" title="User:Scifiintel (page does not exist)">User:Scifiintel</a>
United States Census