469 state legislators lost in 2018, the most since 2012

Four hundred sixty-nine incumbent state legislators lost in 2018 primaries or general elections out of the 4,952 legislators that filed for re-election.
 
The 469 losses were the most since 2012 when 488 legislators were defeated.
 
Overall, the losses include:
  • 119 Democrats
  • 330 Republicans
  • 20 third party or independent legislators
In the November 6 general election, 322 incumbents lost. This was the highest number of general election losses since 2010, when 502 incumbents were defeated. 2018’s general election losses included:
  • 49 Democrats
  • 253 Republicans
  • 20 third party or independent legislators.
In the primaries, 147 incumbents lost, including 70 Democrats and 77 Republicans. In the last four election cycles (2010-2016), only 2012 saw more incumbents lose their primaries—194.
 
Democrats’ 119 incumbent losses was their lowest number since before 2010, while Republicans’ 330 losses was their highest number since 2012. Democrats lost 538 incumbents in 2010, 137 incumbents in 2012, 272 in 2014, and 165 in 2016. Republicans lost 70 incumbents in 2010, 347 in 2012, 125 in 2014, and 187 in 2016.



About the author

Rob Oldham

Rob Oldham is a staff writer at Ballotpedia and can be reached at rob.oldham@ballotpedia.org

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