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1876–2024
Elections / 1986 · US Senate

The 1986 Senate map

34 Senate contests were decided in 1986: Democrats won 20, Republicans 14. Every contest below links to its page with the state's full Senate history.

1986 US Senate elections
1986 Senate margin by stateA map of the United States with each state filled by its 1986 result — deep red (Republican) through neutral to deep blue (Democratic), and gold where an independent or third-party candidate carried the state.Alabama · D+0.6Alaska · R+9.9Arizona · R+21.0Colorado · D+1.6Florida · D+9.5Georgia · D+1.8Indiana · R+22.1Kansas · R+40.1Maine · —Massachusetts · —Minnesota · —New Jersey · —North Carolina · D+1.8North Dakota · D+0.7Oklahoma · R+10.4Pennsylvania · R+13.6South Dakota · D+3.2Texas · —Wyoming · —Connecticut · D+29.9Missouri · R+5.3West Virginia · —Illinois · D+31.4New Mexico · —Arkansas · D+24.6California · D+1.4Delaware · —District of Columbia · —Hawaii · D+47.1Iowa · R+32.5Kentucky · D+48.8Maryland · D+21.4Michigan · —Mississippi · —Montana · —New Hampshire · R+30.6New York · R+6.8Ohio · D+24.9Oregon · R+26.9Tennessee · —Utah · R+45.8Virginia · —Washington · D+2.0Wisconsin · R+3.5Nebraska · —South Carolina · D+27.5Idaho · R+3.1Nevada · D+5.5Vermont · D+28.7Louisiana · D+5.6Rhode Island · —
1986Senate margin
D+60
R+60
States with a Senate contest in 1986, each filled by its result. States without a seat up this cycle are faint.
Smaller states, enlarged
VTD+28.7NHR+30.6CTD+29.9MDD+21.4
Blue and red show the Democratic-vs-Republican margin; gold marks a seat an independent won (e.g. Vermont or Maine). Where a state ran two contests in one year, the map shows the regular-cycle result.
Cycle summary
Wins by party — seats decided this cycle, not the resulting chamber balance.
Contests
34
Democratic wins
20
Republican wins
14
Democratic 2020Republican 1414
Every contest
Statewide totals; candidate-level detail joins when the raw store is re-fetched with names.
StateWonMarginDemocraticRepublicanTotal
AlaskaR
−9.9%
79,72797,674180,562
AlabamaD
+0.6%
609,360602,5371,211,897
ArkansasD
+24.6%
433,122262,313695,435
ArizonaR
−21.0%
340,965521,850862,815
CaliforniaD
+1.4%
3,646,6723,541,8047,398,462
ColoradoD
+1.6%
529,449512,9941,060,765
ConnecticutD
+29.9%
632,695340,438976,933
FloridaD
+9.5%
1,877,5431,552,3763,429,919
GeorgiaD
+1.8%
623,707601,2411,224,948
HawaiiD
+47.1%
241,88786,910328,797
IowaR
−32.5%
299,406588,880891,762
IdahoR
−3.1%
185,066196,958382,024
IllinoisD
+31.4%
2,033,7831,053,7343,122,883
IndianaR
−22.1%
595,192936,1431,545,563
KansasR
−40.1%
246,664576,902823,566
KentuckyD
+48.8%
503,775173,330677,105
LouisianaD
+5.6%
723,586646,3111,369,897
MarylandD
+21.4%
675,225437,4111,112,636
MissouriR
−5.3%
699,624777,6121,477,327
North CarolinaD
+1.8%
780,967753,8811,534,848
North DakotaD
+0.7%
143,932141,812289,013
New HampshireR
−30.6%
79,222154,090244,735
NevadaD
+5.5%
130,955116,606261,932
New YorkR
−6.8%
1,723,2162,030,2604,484,859
OhioD
+24.9%
1,949,2081,171,8933,121,101
OklahomaR
−10.4%
400,230493,436893,666
OregonR
−26.9%
375,735656,3171,042,555
PennsylvaniaR
−13.6%
1,448,2191,906,5373,378,226
South CarolinaD
+27.5%
465,500262,886737,763
South DakotaD
+3.2%
152,657143,173295,830
UtahR
−45.8%
115,523314,608435,017
VermontD
+28.7%
124,12367,798196,532
WashingtonD
+2.0%
677,471650,9311,337,367
WisconsinR
−3.5%
702,963754,5731,483,174