2008 US Senate Elections

The 2008 United States Senate elections were held on November 4, 2008, with 35 of the 100 seats in the Senate being contested. Thirty-three seats were up for regular elections; the winners were eligible to serve six-year terms from January 3, 2009 to January 3, 2015, as members of Class 2. There were also two special elections, the winners of those seats would finish the terms that ended January 3, 2013.

The presidential election, which was won by Democrat Barack Obama, elections for all House of Representatives seats; elections for several gubernatorial elections; and many state and local elections occurred on the same date.

The Democrats flipped 9 seats and ended up with a total of 60 seats, a filibuster-proof majority.