The 2008 United States Senate election in Colorado was held November 4, 2008. The primary elections were held August 12, 2008. Incumbent Republican U.S. Senator Wayne Allard decided to retire instead
Mark Udall Senate Portrait
Bob Schaffer Head Shot
The 2004 United States Senate election in Colorado took place on November 2, 2004, alongside other elections to the United States Senate in other states as well as elections to the United States House
