<page_title> Rock County, Minnesota </page_title> <section_title> Demographics </section_title> <table> <cell> 2000 <col_header> Historical population </col_header> <col_header> Census </col_header> </cell> <cell> 9,721 <col_header> Historical population </col_header> <col_header> Pop. </col_header> </cell> </table>
As of the 2000 United States Census, there were 9,721 people in the Rock County.