1988Final results
1988 election for Michigan's 11th District
U.S. House · Michigan
Robert Davis (R) won with 59.6% of the vote, defeating Mitch Irwin (D) by 19.7 points.
Robert DavisRepublican · winner
59.6%129,085
Mitch IrwinDemocrat
40.0%86,526
Denise KlineLibertarian
0.4%803
216,417 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 1988
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.
Mitch IrwinRobert Davis
$417.2K
Raised by the campaign
$582.6K
$415.7K
Spent by the campaign
$680.8K
$1.5K
Cash on hand
$99.8K
Campaign money: FEC, through Dec 31, 1988.
Source: FEC campaign filingsUpdated Dec 31, 1988