Elections to the United States Senate will be held on November 2, 2010, with at least 36 of the 100 seats in the U.S. Senate being contested. Thirty-four of these are to six-year terms, from January 3, 2011 to January 3, 2017. They will join Senate Class III, which traces its roots back to the senators who served full six-year terms from March 4, 1789 to March 3, 1795. Elections to the United States House of Representatives as well as some state and local elections will occur on the same date.
United States Senate elections, 2010 - Wikipedia, the free encyclopedia