Election results, 2023: State legislative seats that changed party control

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Election analysis

Incumbents defeated in state legislative elections
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State legislative seats that changed party control
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Candidates with the same last names

Elections by state

General elections in Mississippi, New Jersey, and Virginia took place on November 7, 2023. General elections in Louisiana took place on November 18, 2023.

As a result of the November elections, partisan composition of the 578 seats up for election changed by two percentage points.[1]

  • Democrats had a net gain of six seats, representing 1.0% of the 578 seats.
  • Republicans had a net loss of three seats, representing 0.5% of the 578 seats.
  • Independents and minor party officeholders had a net loss of three seats, representing 0.5% of the 578 seats.


Partisan change of state legislative seats, 2023
To Democrats To Republicans To Independent/
third parties
Total
From Democrats - 46 0 46
From Republicans 50 - 0 50
From Independent/
third parties
2 1 - 3
Total 52 47 0 99
Net change, 2023 +6 -3 -3 -
Net change, 2021 -14 +14 0

Map

The map below shows the four states that held elections in November 2023 based on whether Democrats, Republicans, or independent or minor party candidates gained seats in the legislature. Hover over each state for more information, including the number of seats, the percentage of the legislature, and before and after looks at partisan control.

See also

Footnotes

  1. These figures treat vacant seats as of November 2023 as belonging to the party that most recently held control.