2008 U.S. congressional elections (Colorado)

In the 110th Congress, Colorado had 4 Democrats and 3 Republicans in the House, as well as 1 Democratic and 1 Republican senator

In the 2008 elections, Colorado elected 5 Democrats and 2 Republicans to the House, and now has 2 Democratic Senators.

Senate
Vacant (Incumbent Wayne Allard (R) is not seeking re-election)

Winner: Mark Udall
 * Republican candidate: Bob Schaffer
 * Democratic candidate: Mark Udall
 * Green candidate: Bob Kinsey
 * American Constitution candidate: Douglass Campbell
 * Independent candidate: Jerry Dean Carter

District 1
Incumbent (Democrat): Diana DeGette

Winner: Diana DeGette


 * Republican candidate: George Lilly
 * Democratic candidate: Diana DeGette
 * Libertarian candidate: Martin Buchanan

District 2
Vacant (Incumbent Mark Udall (D) is instead running for the Senate)

Winner: Jared Polis


 * Republican candidate: Scott Starin
 * Democratic candidate: Jared Polis
 * Unity candidate: Bill Hammons
 * Green candidate: Joe Calhoun

District 3
Incumbent (Democrat): John Salazar

Winner: John Salazar


 * Republican candidate: Wayne Wolf
 * Democratic candidate: John Salazar

District 4
Incumbent (Republican): Marilyn Musgrave

Winner: Betsy Markey


 * Republican candidate: Marilyn Musgrave
 * Democratic candidate: Betsy Markey

District 5
Incumbent (Republican): Doug Lamborn

Winner: Doug Lamborn


 * Republican candidate: Doug Lamborn
 * Democratic candidate: Hal Bidlack
 * Unaffiliated candidate: Richard Hand
 * Unaffiliated candidate: Walter Curtis Imrie Jr.
 * American Constitution candidate: Brian X. Scott

District 6
Incumbent (Republican): Tom Tancredo will not seek reelection

Winner: Mike Coffman


 * Republican candidate: Mike Coffman
 * Democratic candidate: Hank Eng

District 7
Incumbent (Democrat): Ed Perlmutter

Winner: Ed Perlmutter


 * Republican candidate: John Lerew
 * Democratic candidate: Ed Perlmutter
 * Green candidate: Steven Lee Childs