1984Final results
1984 election for California's 20th District
U.S. House · California
William Thomas (R) won with 70.9% of the vote, defeating Mike Le Sage (D) by 41.8 points.
William ThomasRepublican · winner
70.9%151,732
Mike Le SageDemocrat
29.1%62,307
214,039 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 1984
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.
Mike Le SageWilliam Thomas
$23.7K
Raised by the campaign
$294.3K
$22.7K
Spent by the campaign
$179.9K
$955
Cash on hand
$215.1K
Campaign money: FEC, through Dec 31, 1984.
Source: FEC campaign filingsUpdated Dec 31, 1984