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State legislative chambers where Republicans gained seats, 2018

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Republicans had a net gain of seats in 11 legislative chambers—four state houses and seven state senates—in the 2018 state legislative elections.

See the chart below for a list of the chambers.

See these pages for further analysis:

State legislative chambers where Republicans gained seats, 2018
Chamber Pre-election control Post-election control Seats gained
Alabama House of Representatives R R +4
Alabama State Senate R R +1
Alaska House of Representatives D Power-sharing +3
Hawaii State Senate D D +1
Iowa State Senate R R +2
Kentucky State Senate R R +1
Maryland State Senate D D +1
New York State Assembly D D +2
Oklahoma House of Representatives R R +3
South Dakota State Senate R R +1
Wisconsin State Senate R R +1

Overview of state legislative chamber changes in 2018

State legislative chamber changes, 2018
Party Total chambers State senates State houses
Chambers where Democrats gained seats 62 27 35
Chambers where Republicans gained seats 11 7 4
Chambers where Democrats lost seats 10 6 4
Chambers where Republicans lost seats 63 27 36

Democratic gains in 2010

See also: Democrats gain seats in seven state legislative chambers

In 2010, the first midterm for a newly elected President Barack Obama (D), Democrats gained seats in seven chambers.

State legislative chambers where Democrats gained seats on November 2
State Chamber Number of seats gained by Democrats
California Assembly + 2
Delaware House + 2
Hawaii Senate + 1
Maryland Senate + 2
Massachusetts Senate + 1
Missouri Senate + 1
West Virginia Senate + 1

See also

Footnotes

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