1992Final results
1992 election for Illinois's 15th District
U.S. House · Illinois
Thomas Ewing (R) won with 59.3% of the vote, defeating Charles D. Mattis (D) by 18.8 points.
Thomas EwingRepublican · winner
59.3%142,167
Charles D. MattisDemocrat
40.6%97,190
239,586 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 1992
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.
Charles D. MattisThomas Ewing
$6.3K
Raised by the campaign
$700.9K
$6.3K
Spent by the campaign
$632.9K
$8
Cash on hand
$123.5K
Campaign money: FEC, through Dec 31, 1992.
Source: FEC campaign filingsUpdated Dec 31, 1992