The 2012 United States Senate election in Washington took place on November 6, 2012, concurrently with the 2012 U.S. presidential election as well as other elections to the United States Senate and House of Representatives and various state and local elections. Incumbent Democratic U.S. Senator Maria Cantwell won re-election to a third term by a significant margin, outperforming President Barack Obama's margin in the concurrent presidential election by 6%.
Maria Cantwell won re-election to serve a second term with 56.85% of the vote against Mike McGavick in the 2006 Washingtonian U.S. senatorial election.
Aggregate polls<br />
Cantwell won eight of ten congressional districts, including two that elected Republicans.
Official campaign websites (archived)