2018Final results
2018 election for U.S. Senate in Wyoming
U.S. Senate · Wyoming
John Barrasso (R) won with 67.0% of the vote, defeating Gary Trauner (D) by 36.9 points.
John BarrassoRepublican · winner
67.0%136,210
Gary TraunerDemocrat
30.1%61,227
Joseph PoramboLibertarian
2.8%5,658
203,420 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.
Gary TraunerJohn Barrasso
$910.7K
Raised by the campaign
$5.7M
$910.7K
Spent by the campaign
$4.5M
$0
Cash on hand
$4M
Campaign money: FEC, through Dec 7, 2018; FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018