1984Final results
1984 election for Texas's 9th District
U.S. House · Texas
Jack Brooks (D) won with 58.8% of the vote, defeating Jim Mahan (R) by 17.7 points.
Jack BrooksDemocrat · winner
58.8%120,559
Jim MahanRepublican
41.2%84,306
204,865 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.
Jack BrooksJim Mahan
$439.2K
Raised by the campaign
$95.1K
$249.3K
Spent by the campaign
$93.4K
$195.1K
Cash on hand
$1.6K
Campaign money: FEC, through Dec 31, 1984.
Source: FEC campaign filingsUpdated Dec 31, 1984