1990Final results
1990 election for California's 12th District
U.S. House · California
Tom Campbell (R) won with 60.8% of the vote, defeating Robert Palmer (D) by 27.2 points.
Tom CampbellRepublican · winner
60.8%125,157
Robert PalmerDemocrat
33.7%69,270
Chuck OlsonLibertarian
5.5%11,271
205,698 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 1990
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.
Robert PalmerTom Campbell
$109.4K
Raised by the campaign
$1.3M
$103.8K
Spent by the campaign
$658.1K
$2.7K
Cash on hand
$633.2K
Campaign money: FEC, through Dec 31, 1990.
Source: FEC campaign filingsUpdated Dec 31, 1990