Louisiana — 1986 U.S. Senate election
Recent presidential results
Akashicstate1986 Senate electionLouisiana · U.S. SenateBreauxD+5.6
How it voted
Share of the 1986 vote
| John B. Breaux ✓Democrat | 52.8% | 723,586 |
|---|---|---|
| W. Henson MooreRepublican | 47.2% | 646,311 |
1986Senate margin
D+60R+60
64 counties, each filled by 1986 D-vs-R margin. Hover any county for its result.
County-level results (64 counties) — table
| County | Winner | Margin |
|---|---|---|
| ACADIA, LA | Democratic | D+35.8 |
| ALLEN, LA | Democratic | D+31.0 |
| ASCENSION, LA | Democratic | D+25.6 |
| ASSUMPTION, LA | Democratic | D+41.8 |
| AVOYELLES, LA | Democratic | D+12.7 |
| BEAUREGARD, LA | Democratic | D+6.4 |
| BIENVILLE, LA | Democratic | D+12.0 |
| BOSSIER, LA | Republican | R+25.3 |
| CADDO, LA | Republican | R+11.2 |
| CALCASIEU, LA | Democratic | D+22.4 |
| CALDWELL, LA | Republican | R+5.6 |
| CAMERON, LA | Democratic | D+30.2 |
| CATAHOULA, LA | Democratic | D+17.0 |
| CLAIBORNE, LA | Democratic | D+2.3 |
| CONCORDIA, LA | Democratic | D+5.9 |
| DE SOTO, LA | Democratic | D+10.5 |
| EAST BATON ROUGE, LA | Republican | R+13.3 |
| EAST CARROLL, LA | Democratic | D+31.2 |
| EAST FELICIANA, LA | Democratic | D+17.9 |
| EVANGELINE, LA | Democratic | D+19.2 |
| FRANKLIN, LA | Democratic | D+2.8 |
| GRANT, LA | Republican | R+5.5 |
| IBERIA, LA | Democratic | D+6.1 |
| IBERVILLE, LA | Democratic | D+35.7 |
| JACKSON, LA | Republican | R+4.9 |
| JEFFERSON, LA | Republican | R+23.4 |
| JEFFERSON DAVIS, LA | Democratic | D+27.8 |
| LA SALLE, LA | Republican | R+26.8 |
| LAFAYETTE, LA | Democratic | D+14.9 |
| LAFOURCHE, LA | Democratic | D+26.6 |
| LINCOLN, LA | Republican | R+11.5 |
| LIVINGSTON, LA | Republican | R+5.1 |
| MADISON, LA | Democratic | D+19.3 |
| MOREHOUSE, LA | Republican | R+4.8 |
| NATCHITOCHES, LA | Democratic | D+5.8 |
| ORLEANS, LA | Democratic | D+31.4 |
| OUACHITA, LA | Republican | R+20.9 |
| PLAQUEMINES, LA | Democratic | D+4.9 |
| POINTE COUPEE, LA | Democratic | D+37.6 |
| RAPIDES, LA | Republican | R+13.3 |
| RED RIVER, LA | Democratic | D+11.7 |
| RICHLAND, LA | Republican | R+1.5 |
| SABINE, LA | Republican | R+4.7 |
| ST BERNARD, LA | Democratic | D+6.3 |
| ST HELENA, LA | Democratic | D+25.5 |
| ST. CHARLES, LA | Democratic | D+14.2 |
| ST. JAMES, LA | Democratic | D+41.4 |
| ST. JOHN THE BAPTIST, LA | Democratic | D+27.0 |
| ST. LANDRY, LA | Democratic | D+21.8 |
| ST. MARTIN, LA | Democratic | D+43.4 |
| ST. MARY, LA | Democratic | D+16.7 |
| ST. TAMMANY, LA | Republican | R+26.1 |
| TANGIPAHOA, LA | Republican | R+4.0 |
| TENSAS, LA | Democratic | D+16.7 |
| TERREBONNE, LA | Democratic | D+9.3 |
| UNION, LA | Republican | R+13.3 |
| VERMILION, LA | Democratic | D+35.9 |
| VERNON, LA | Democratic | D+1.8 |
| WASHINGTON, LA | Republican | R+0.3 |
| WEBSTER, LA | Republican | R+2.6 |
| WEST BATON ROUGE, LA | Democratic | D+26.6 |
| WEST CARROLL, LA | Republican | R+1.6 |
| WEST FELICIANA, LA | Democratic | D+24.8 |
| WINN, LA | Republican | R+2.4 |
presidential baselinePresident 1984R+22.6Senate 1986D+5.6vs. baselineD+28.2
Louisiana's 1986 Senate race ran 28.2 points more Democratic than its 1984 presidential margin.
Louisiana's Senate margins
Every comparable D–R contest in our store, 1978–2022
| Year | Margin (D minus R) |
|---|---|
| 1978 | +100.0% |
| 1980 | +93.5% |
| 1984 | +100.0% |
| 1986 | +5.6% |
| 1990 | +100.0% |
| 1992 | +100.0% |
| 1996 | +0.3% |
| 1998 | +32.6% |
| 2002 | +0.3% |
| 2004 | −3.5% |
| 2008 | +6.4% |
| 2010 | −18.9% |
| 2014 | −9.9% |
| 2016 | −26.7% |
| 2020 | −25.9% |
| 2022 | −28.6% |
Same ballot, 1986LA
Source. MIT Election Data + Science Lab — 1986 US Senate returns, party-classified by literal ballot party · county returns aggregated from precinct-level results. Real returns — nothing estimated.