2004Final results
2004 election for U.S. Senate in Kansas
U.S. Senate · Kansas
Samuel Brownback (R) won with 69.2% of the vote, defeating Lee Jones (D) by 41.7 points.
Samuel BrownbackRepublican · winner
69.2%780,863
Lee JonesDemocrat
27.5%310,337
Steven A. RosileLibertarian
1.9%21,842
George CookReform
1.4%15,980
1,129,022 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.
Lee JonesSamuel Brownback
$102.3K
Raised by the campaign
$2.7M
$102.9K
Spent by the campaign
$2.5M
$4.3K
Cash on hand
$743.4K
Campaign money: FEC, through Dec 31, 2004.
Source: FEC campaign filingsUpdated Dec 31, 2004
The candidates
Samuel Brownback (R)Lee Jones (D)
Also on the ballot: Steven A. Rosile (Libertarian), 1.9%; George Cook (Reform), 1.4%