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United States · Election results history · 2018 Senate · Wyoming
Election 2018 Results

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2018 US Senate election in Wyoming

John Barrasso (Republican) beat Gary Trauner (Democrat) in Wyoming in 2018, 67.0% to 30.1%, a margin of 36.9 points and 74,983 votes.

The Republican hold continued from 2012, when John Barrasso also won.

Republicans led in 21 of the 23 counties and Democrats in 2. The largest, Laramie, cast 32,608 votes and went to the Republican by 22.4 points. The closest was Niobrara, where 836 votes separated the two parties.

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Early projection, based on early and incomplete polling: the likely matchups, each weighted by the betting markets' odds of both nominations, not a result. Each county is its 2024 presidential margin moved by its state's projected swing; set a national vote and every state, district and county moves by the same amount from our projection. Colours run in 100 steps from a safe Republican to a safe Democratic margin. Boundaries: US Census Bureau.

Senate

CandidatePartyVotesShare
John Barrasso won Republican 136,210 67.0%
Gary Trauner Democratic 61,227 30.1%
All other candidates 5,983 2.9%
Total203,420

Every county

CountyDemocratRepublicanOthersTotalMargin
Laramie 12,167 37.3% 19,473 59.7% 968 32,608 R+22.4
Natrona 7,285 29.8% 16,359 66.9% 820 24,464 R+37.1
Albany 7,576 52.5% 6,366 44.2% 477 14,419 D+8.4
Fremont 4,734 32.9% 9,262 64.3% 399 14,395 R+31.5
Campbell 1,628 12.5% 11,020 84.4% 403 13,051 R+72.0
Sweetwater 3,943 30.4% 8,577 66.1% 453 12,973 R+35.7
Park 2,589 21.9% 8,938 75.6% 300 11,827 R+53.7
Sheridan 3,205 27.1% 8,318 70.5% 282 11,805 R+43.3
Teton 7,691 65.5% 3,833 32.6% 226 11,750 D+32.8
Lincoln 1,152 16.0% 5,846 81.2% 199 7,197 R+65.2
Uinta 1,371 21.8% 4,713 75.0% 196 6,280 R+53.2
Carbon 1,359 26.2% 3,673 70.7% 162 5,194 R+44.6
Converse 834 16.8% 3,959 79.9% 164 4,957 R+63.0
Goshen 1,020 21.3% 3,658 76.2% 120 4,798 R+55.0
Big Horn 639 14.8% 3,564 82.6% 114 4,317 R+67.8
Johnson 722 18.6% 3,085 79.3% 82 3,889 R+60.8
Platte 801 21.2% 2,850 75.3% 134 3,785 R+54.1
Sublette 668 19.6% 2,653 77.9% 86 3,407 R+58.3
Washakie 588 18.9% 2,423 77.9% 99 3,110 R+59.0
Crook 335 10.8% 2,643 85.6% 111 3,089 R+74.7
Weston 321 11.9% 2,275 84.6% 92 2,688 R+72.7
Hot Springs 455 20.2% 1,742 77.1% 61 2,258 R+57.0
Niobrara 144 12.4% 980 84.6% 35 1,159 R+72.1

Margin: the Democrat's share of all votes minus the Republican's. Sources and how the results were checked.

Wyoming Senate elections we hold

YearWinnerMargin
2024 John Barrasso (R) R+51.0
2020 Cynthia M Lummis (R) R+46.1
2018 John Barrasso (R) R+36.9
2014 Mike Enzi (R) R+54.7
2012 John Barrasso (R) R+54.0
2008 Michael B. Enzi (R) R+51.4
2006 Craig L. Thomas (R) R+40.1
2002 Michael B. Enzi (R) R+45.9
2000 Craig Thomas (R) R+51.7
1996 Michael B. Enzi (R) R+11.9
1994 Craig Thomas (R) R+19.6
1990 Alan K. Simpson (R) R+27.9
1988 Malcolm Wallop (R) R+0.7
1984 Al Simpson (R) R+56.6
1982 Malcolm Wallop (R) R+13.3
1978 Alan Simpson (R) R+24.3
1976 Malcolm Wallop (R) R+9.2
1972 Clifford P. Hansen (R) R+42.6
1970 Gale McGee (D) D+11.6
1966 Clifford P. Hansen (R) R+3.6
1964 Gale McGee (D) D+8.0
1960 Keith Thomson (R) R+12.7
1958 Gale McGee (D) D+1.7
1954 Joseph O'Mahoney (D) D+3.1
1952 Frank A. Barrett (R) R+3.3
1948 Lester C. Hunt (D) D+14.2
1946 Joseph C. O'Mahoney (D) D+12.4
1942 Edward V. Robertson (R) R+9.2
1940 Joseph C. O'Mahoney (D) D+17.5
1936 Harry H. Schwartz (D) D+8.4
1934 Joseph C. O'Mahoney (D) D+13.7
1930 Robert D. Carey (R) R+18.1
1928 John B. Kendrick (D) D+7.4
1924 Francis E. Warren (R) R+10.0
1922 John B. Kendrick (D) D+14.5
1918 Francis E. Warren (R) R+15.5
1916 John B. Kendrick (D) D+6.0