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United States · Election results history · 1990 Senate · Louisiana
Election 1990 Results

Each election opens in its own mode: the forecast before the votes are counted, the live count while races are still too close to call, and the results once every race is decided.

1990 US Senate election in Louisiana

J. Bennett Johnston (Democrat) beat David Duke (Republican) in Louisiana in 1990, 53.9% to 43.5%, a margin of 10.5 points and 146,107 votes. Decided in the open primary, where the winner took a majority.

The Democratic hold continued from 1984, when J. Bennett Johnston also won.

Democrats led in 39 of the 64 counties and Republicans in 25. The largest, Orleans, cast 143,606 votes and went to the Democrat by 55.7 points. The closest was Beauregard, where 129 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
J. Bennett Johnston won Democratic 753,198 53.9%
David Duke Republican 607,091 43.5%
All other candidates 35,923 2.6%
Total1,396,212

Decided in the open primary, where the winner took a majority.

Every county

CountyDemocratRepublicanOthersTotalMargin
Orleans 110,395 76.9% 30,423 21.2% 2,788 143,606 D+55.7
Jefferson 63,136 46.4% 70,339 51.7% 2,518 135,993 R+5.3
East Baton Rouge 72,352 60.1% 45,928 38.2% 2,032 120,312 D+22.0
Caddo 49,712 62.9% 28,410 35.9% 918 79,040 D+27.0
Lafayette 29,089 57.2% 19,769 38.9% 1,992 50,850 D+18.3
Calcasieu 30,299 61.3% 18,012 36.4% 1,111 49,422 D+24.9
St. Tammany 20,430 44.8% 24,239 53.1% 956 45,625 R+8.3
Ouachita 19,799 46.3% 21,582 50.5% 1,341 42,722 R+4.2
Rapides 20,701 50.6% 18,714 45.8% 1,460 40,875 D+4.9
St. Landry 17,948 54.7% 14,134 43.1% 736 32,818 D+11.6
Tangipahoa 12,525 44.1% 15,261 53.7% 609 28,395 R+9.6
Lafourche 14,035 50.3% 12,908 46.2% 968 27,911 D+4.0
Terrebonne 14,487 52.1% 12,575 45.2% 768 27,830 D+6.9
St. Bernard 8,571 31.0% 18,545 67.1% 518 27,634 R+36.1
Livingston 8,551 34.2% 15,972 64.0% 445 24,968 R+29.7
Bossier 11,811 48.2% 12,300 50.2% 388 24,499 R+2.0
Iberia 11,983 52.5% 10,012 43.9% 811 22,806 D+8.6
Ascension 11,046 49.3% 10,855 48.4% 517 22,418 D+0.9
Acadia 10,763 49.1% 10,511 48.0% 626 21,900 D+1.2
Vermilion 11,276 55.6% 8,177 40.3% 818 20,271 D+15.3
St. Mary 10,518 52.5% 8,042 40.1% 1,479 20,039 D+12.4
St. Martin 9,618 55.9% 6,867 39.9% 735 17,220 D+16.0
St. Charles 8,527 53.2% 7,208 44.9% 304 16,039 D+8.2
Washington 6,763 42.6% 8,833 55.7% 275 15,871 R+13.0
Avoyelles 6,780 43.8% 8,021 51.8% 669 15,470 R+8.0
Webster 7,168 47.0% 7,726 50.7% 346 15,240 R+3.7
Iberville 9,028 60.2% 5,645 37.6% 328 15,001 D+22.6
Evangeline 6,647 46.7% 7,147 50.2% 449 14,243 R+3.5
St. John the Baptist 7,361 54.4% 5,665 41.9% 503 13,529 D+12.5
Lincoln 7,536 60.7% 4,414 35.6% 461 12,411 D+25.2
Natchitoches 5,947 50.0% 5,437 45.7% 511 11,895 D+4.3
Vernon 6,089 52.0% 5,217 44.5% 405 11,711 D+7.4
Jefferson Davis 6,924 60.7% 4,212 36.9% 273 11,409 D+23.8
Pointe Coupee 5,893 54.5% 4,648 43.0% 277 10,818 D+11.5
Beauregard 5,166 49.1% 5,037 47.9% 318 10,521 D+1.2
St. James 6,169 58.9% 3,883 37.1% 427 10,479 D+21.8
Plaquemines 5,242 50.4% 5,029 48.3% 136 10,407 D+2.0
Morehouse 4,638 44.9% 5,321 51.5% 380 10,339 R+6.6
Assumption 5,119 52.4% 4,236 43.3% 422 9,777 D+9.0
De Soto 4,925 52.8% 4,204 45.0% 203 9,332 D+7.7
Allen 5,560 60.1% 3,551 38.4% 138 9,249 D+21.7
Union 3,792 42.5% 4,894 54.8% 242 8,928 R+12.3
Sabine 3,853 45.4% 4,342 51.2% 288 8,483 R+5.8
Franklin 3,272 39.3% 4,851 58.2% 211 8,334 R+18.9
West Baton Rouge 4,360 53.8% 3,576 44.1% 169 8,105 D+9.7
Richland 2,984 40.3% 4,206 56.8% 215 7,405 R+16.5
Concordia 3,054 42.2% 3,912 54.0% 272 7,238 R+11.9
Bienville 3,684 52.9% 3,075 44.2% 203 6,962 D+8.7
Grant 2,861 41.3% 3,787 54.7% 275 6,923 R+13.4
Jackson 3,143 46.8% 3,317 49.4% 250 6,710 R+2.6
Winn 2,853 42.8% 3,522 52.9% 285 6,660 R+10.0
East Feliciana 3,516 53.1% 2,970 44.9% 135 6,621 D+8.2
La Salle 1,980 33.1% 3,749 62.7% 253 5,982 R+29.6
Claiborne 3,086 51.8% 2,749 46.2% 120 5,955 D+5.7
Catahoula 2,342 43.7% 2,843 53.0% 179 5,364 R+9.3
St. Helena 2,827 53.0% 2,382 44.7% 120 5,329 D+8.4
Caldwell 1,808 38.4% 2,786 59.1% 120 4,714 R+20.7
Madison 2,467 56.0% 1,649 37.4% 291 4,407 D+18.6
West Carroll 1,234 29.7% 2,712 65.2% 213 4,159 R+35.5
Red River 1,780 45.8% 2,011 51.7% 97 3,888 R+5.9
West Feliciana 2,109 57.6% 1,458 39.8% 94 3,661 D+17.8
Cameron 1,945 58.6% 1,315 39.6% 59 3,319 D+19.0
East Carroll 1,865 57.8% 1,101 34.2% 258 3,224 D+23.7
Tensas 1,560 54.8% 1,175 41.3% 112 2,847 D+13.5

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

Louisiana Senate elections we hold

YearWinnerMargin
2022 John Kennedy (R) R+43.7
2020 Bill Cassidy (R) R+40.3
2016 John Neely Kennedy (R) R+21.3
2014 Bill Cassidy (R) R+11.9
2010 David Vitter (R) R+18.9
2008 Mary L. Landrieu (D) D+6.4
2004 David Vitter (R) R+21.7
2002 Mary Landrieu (D) D+3.4
1998 John Breaux (D) D+32.4
1996 Mary Landrieu (D) D+0.3
1992 John Breaux (D) D+64.8
1990 J. Bennett Johnston (D) D+10.5
1986 John B. Breaux (D) D+5.6
1984 J. Bennett Johnston (D) D+76.9
1980 Russell B. Long (D) D+55.9
1978 J. Bennett Johnston (D) D+59.4
1974 Russell B. Long (D) D+100.0
1972 J. Bennett Johnston (D) D+36.1
1968 Russell B. Long (D) D+100.0
1966 Allen J. Ellender (D) D+100.0
1962 Russell B. Long (D) D+51.1
1960 Allen J. Ellender (D) D+59.5
1956 Russell B. Long (D) D+100.0
1954 Allen J. Ellender (D) D+100.0
1950 Russell B. Long (D) D+75.4
1948 Allen J. Ellender (D) D+100.0
1944 John H. Overton (D) D+100.0
1942 Allen J. Ellender (D) D+100.0
1938 John H. Overton (D) D+99.8
1936 Allen J. Ellender (D) D+100.0
1932 John H. Overton (D) D+100.0
1930 Huey Long (D) D+100.0
1926 Edwin S. Broussard (D) D+100.0
1924 Joseph Ransdell (D) D+100.0
1920 Edwin S. Broussard (D) D+100.0
1918 Joseph Ransdell (D) D+100.0