The 2023 Louisiana State Senate election was held on October 14, 2023, with runoff elections held on November 18, 2023.^[1] All 39 seats in the Louisiana State Senate were up for election to four-year terms. It was held concurrently with elections for all statewide offices and the Louisiana House of Representatives.

Quick Facts All 39 seats in the Louisiana State Senate 20 seats needed for a majority, Majority party ...

2023 Louisiana State Senate election

← 2019 October 14, 2023 November 18, 2023 (runoff) 2027 →
All 39 seats in the Louisiana State Senate 20 seats needed for a majority
Majority party Minority party   Leader Page Cortez (term-limited) Gerald Boudreaux Party Republican Democratic Leader since January 13, 2020 May 10, 2021 Leader's seat 23rd district 24th district Seats before 27 12 Seats won 28 11 Seat change 1 1 Popular vote 416,502 85,619 Percentage 82.37% 16.93%
Results:      Republican gain      Republican hold      Democratic hold
President of the Senate before election Page Cortez Republican Elected President of the Senate Cameron Henry Republican

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Under Louisiana's jungle primary system, all candidates appear on the same ballot, regardless of party, and voters may vote for any candidate, regardless of their party affiliation.

In the 2019 state legislature elections, Republicans expanded their majorities in both chambers to 68 in the House and 27 in the Senate.^[2][3] Going into the 2023 elections, Republicans held a two-thirds supermajority in both the Senate and the House.

The 2023 election was the first election held under new district maps following redistricting as a result of the 2020 census.^[4]

Eleven incumbents did not seek re-election.^[7]

• 2023 United States state legislative elections
• 2023 Louisiana House of Representatives election