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2018 general · November 6, 2018

2018 U.S. Senate election results

Every U.S. Senate race in the 2018 general election, state by state: winners, margins and seats that changed party.

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Races36
Changed party7
Unopposed0%0 races

U.S. Senate

D 22 · R 11 · Other 2 · Uncalled 1

RaceWinnerWon byNotes
ArizonaKyrsten Sinema (D)2.3Flipped
CaliforniaDianne Feinstein (D)8.3
ConnecticutChristopher Murphy (D)20.2
DelawareThomas R. Carper (D)22.1
District of ColumbiaNo winner recorded—
FloridaRick Scott (R)0.1Flipped
HawaiiMazie K. Hirono (D)42.3
IndianaMike Braun (R)6.4Flipped
MaineAngus S. King, Jr. (IND)19.1
MarylandBenjamin L. Cardin (D)34.5
MassachusettsElizabeth Warren (D)24.2
MichiganDebbie Stabenow (D)6.5
MinnesotaAmy Klobuchar (D)24.1
Minnesota (special)Tina Smith (D)10.6Flipped
MississippiRoger F. Wicker (R)19.0
Mississippi (special)Cindy Hyde-Smith (R)0.3
MissouriJosh Hawley (R)5.8Flipped
MontanaJon Tester (D)3.6
NebraskaDeb Fischer (R)19.1
NevadaJacky Rosen (D)5.1Flipped
New JerseyRobert Menendez (D)11.2
New MexicoMartin Heinrich (D)23.6
New YorkKirsten E. Gillibrand (D)34.7
North DakotaKevin Cramer (R)10.8Flipped
OhioSherrod Brown (D)6.8
PennsylvaniaRobert P. Casey, Jr. (D)13.1
Rhode IslandSheldon Whitehouse (D)23.1
TennesseeMarsha Blackburn (R)10.8
TexasTed Cruz (R)2.6
UtahMitt Romney (R)31.6
VermontBernie Sanders (IND)39.9
VirginiaTim Kaine (D)16.0
WashingtonMaria Cantwell (D)16.9
West VirginiaJoe Manchin, III (D)3.3
WisconsinTammy Baldwin (D)10.8
WyomingJohn Barrasso (R)36.9

Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab