<page_title> List of United States rapid transit systems by ridership </page_title> <table> <cell> 5. <col_header>  </col_header> </cell> <cell> Bay Area Rapid Transit (BART) <col_header> System </col_header> </cell> </table>
As of 2017, BART has the fifth highest ridership of any heavy rail rapid transit system in the United States.