2008Final results
2008 election for U.S. Senate in Kansas
U.S. Senate · Kansas
Pat Roberts (R) won with 60.1% of the vote, defeating James Slattery (D) by 23.6 points.
Pat RobertsRepublican · winner
60.1%727,121
James SlatteryDemocrat
36.5%441,399
Randall L. HodgkinsonLibertarian
2.1%25,727
Joseph L. MartinReform
1.4%16,443
1,210,690 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 2008
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.
James SlatteryPat Roberts
$1.7M
Raised by the campaign
$5.8M
$1.7M
Spent by the campaign
$6.3M
$0
Cash on hand
$137.4K
Campaign money: FEC, through Dec 31, 2008.
Source: FEC campaign filingsUpdated Dec 31, 2008
The candidates
Pat Roberts (R)James Slattery (D)
Also on the ballot: Randall L. Hodgkinson (Libertarian), 2.1%; Joseph L. Martin (Reform), 1.4%