2018Final results
2018 election for Texas's 24th District
U.S. House · Texas
Kenny Marchant (R) won with 50.6% of the vote, defeating Jan McDowell (D) by 3.1 points.
Kenny MarchantRepublican · winner
50.6%133,317
Jan McDowellDemocrat
47.5%125,231
Mike KollsLibertarian
1.8%4,870
263,418 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Jan McDowellKenny Marchant
$108.7K
Raised by the campaign
$1.2M
$95.5K
Spent by the campaign
$1.1M
$13.3K
Cash on hand
$1.5M
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018