2010Final results
2010 election for Illinois's 10th District
U.S. House · Illinois
Robert J. Dold (R) won with 51.1% of the vote, defeating Daniel J. Seals (D) by 2.2 points.
Robert J. DoldRepublican · winner
51.1%109,941
Daniel J. SealsDemocrat
48.9%105,290
215,232 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.
Daniel J. SealsRobert J. Dold
$2.9M
Raised by the campaign
$3M
$2.9M
Spent by the campaign
$2.9M
-$4.6K
Cash on hand
$81.3K
Campaign money: FEC, through Dec 31, 2010.
Source: FEC campaign filingsUpdated Dec 31, 2010