2023 Nassau County, New York Legislature election

2023 Nassau County, New York legislature elections

November 7, 2023

All 19 seats to the Nassau County Legislature
  Majority party Minority party
 
Party Republican Democratic
Last election 12 7
Seats won 12 7
Seat change
Popular vote 143,204 100,720
Percentage 58.55% 41.18%
Swing 0.18% 0.03%

The 2023 Nassau County Legislature Election was held on November 7, 2023, to elect the 19 legislators in Nassau County, New York, one from each of the county's legislative districts. The elections coincided with other elections to various cities, towns, and villages.

The Republican Party maintained their 12–7 majority from the 2021 election.