2018Final results
2018 election for Arkansas's 4th District
U.S. House · Arkansas
Bruce Westerman (R) won with 66.7% of the vote, defeating Hayden Catherine Shamel (D) by 35.5 points.
Bruce WestermanRepublican · winner
66.7%136,740
Hayden Catherine ShamelDemocrat
31.2%63,984
Tom CanadaLibertarian
1.9%3,952
204,892 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.
Hayden Catherine ShamelBruce Westerman
$157.2K
Raised by the campaign
$1.6M
$155K
Spent by the campaign
$1.3M
$2.2K
Cash on hand
$671.6K
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018