2010Final results
2010 election for Illinois's 13th District
U.S. House · Illinois
Judy Biggert (R) won with 63.8% of the vote, defeating Scott Harper (D) by 27.6 points.
Judy BiggertRepublican · winner
63.8%152,132
Scott HarperDemocrat
36.2%86,281
238,413 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 2010
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.
Scott HarperJudy Biggert
$648.4K
Raised by the campaign
$1.6M
$616.4K
Spent by the campaign
$1.2M
$47.9K
Cash on hand
$397.8K
Campaign money: FEC, through Nov 22, 2010; FEC, through Dec 31, 2010.
Source: FEC campaign filingsUpdated Dec 31, 2010