1986Final results
1986 election for Wisconsin's 9th District
U.S. House · Wisconsin
F. James Sensenbrenner, Jr. (R) won with 78.2% of the vote, defeating Thomas G. Popp (D) by 56.4 points.
F. James Sensenbrenner, Jr.Republican · winner
78.2%138,766
Thomas G. PoppDemocrat
21.8%38,636
177,408 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 1986
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.
Thomas G. PoppF. James Sensenbrenner, Jr.
$10.8K
Raised by the campaign
$175.7K
$10.8K
Spent by the campaign
$178.7K
$0
Cash on hand
$123.7K
Campaign money: FEC, through Nov 24, 1986; FEC, through Dec 31, 1986.
Source: FEC campaign filingsUpdated Dec 31, 1986