2004Flipped from RepublicanFinal results
2004 election for U.S. Senate in Colorado
U.S. Senate · Colorado
Ken Salazar (D) won with 51.3% of the vote, defeating Pete Coors (R) by 4.8 points, a seat Republicans won last time.
Ken SalazarDemocrat · winner
51.3%1,081,188
Pete CoorsRepublican
46.5%980,668
Douglas "dayhorse" CampbellConstitution
0.9%18,783
Richard RandallLibertarian
0.5%10,160
John R. HarrisIndependent
0.4%8,442
Victor GoodReform
0.3%6,481
Finn GotaasIndependent
0.1%1,750
2,107,472 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2004
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Ken SalazarPete Coors
$9.9M
Raised by the campaign
$7.9M
$9.9M
Spent by the campaign
$7.9M
$39.2K
Cash on hand
$24.8K
Campaign money: FEC, through Dec 31, 2004.
Source: FEC campaign filingsUpdated Dec 31, 2004
The candidates
Ken Salazar (D)Pete Coors (R)
Also on the ballot: Douglas "dayhorse" Campbell (Constitution), 0.9%; Richard Randall (Libertarian), 0.5%; John R. Harris (Independent), 0.4%; Victor Good (Reform), 0.3%; Finn Gotaas (Independent), 0.1%