<page_title> 1988 United States presidential election in Iowa </page_title> <section_title> Results </section_title> <table> <cell> Democratic <col_header> United States presidential election in Iowa, 1988 </col_header> <col_header> Party </col_header> <row_header>  </row_header> </cell> <cell> Michael Dukakis <col_header> United States presidential election in Iowa, 1988 </col_header> <col_header> Candidate </col_header> <row_header>  </row_header> </cell> <cell> 54.71% <col_header> United States presidential election in Iowa, 1988 </col_header> <col_header> Percentage </col_header> <row_header>  </row_header> </cell> <cell> Republican <col_header> United States presidential election in Iowa, 1988 </col_header> <col_header> Party </col_header> <row_header>  </row_header> </cell> <cell> George H.W. Bush <col_header> United States presidential election in Iowa, 1988 </col_header> <col_header> Candidate </col_header> <row_header>  </row_header> </cell> <cell> 44.50% <col_header> United States presidential election in Iowa, 1988 </col_header> <col_header> Percentage </col_header> <row_header>  </row_header> </cell> </table>
Iowa was won by Democratic Governor Michael Dukakis of Massachusetts with 54.71% of the popular vote over Republican George H.W. Bush's 44.50%, a victory margin of 10.22%.