<page_title> List of cities in the European Union by population within city limits </page_title> <section_title> Cities by population within city limits </section_title> <table> <cell> London <col_header> City </col_header> </cell> <cell> 9,126,366 <col_header> Official population </col_header> </cell> <cell> Berlin <col_header> City </col_header> </cell> <cell> 3,748,148 <col_header> Official population </col_header> </cell> <cell> Madrid <col_header> City </col_header> </cell> <cell> 3,223,334 <col_header> Official population </col_header> </cell> </table>
Madrid is the third-largest city in the European Union (EU), smaller than London and Berlin.