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New Mexico State Senate elections

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State legislative elections by chamber


See also
State Legislatures
State legislative elections, 2025
Poll opening and closing times

This page displays election information for the New Mexico State Senate.

Elections

New Mexico state senators serve four-year terms, with all seats up for election every four years. New Mexico holds elections for its legislature in even years.

2024

See also: New Mexico State Senate elections, 2024

Elections for the New Mexico State Senate took place in 2024. The general election was on November 5, 2024. The primary was June 4, 2024. The filing deadline was March 12, 2024.

2020

See also: New Mexico State Senate elections, 2020

Elections for the office of New Mexico State Senate took place in 2020. The general election was held on November 3, 2020. A primary was scheduled for June 2, 2020. The filing deadline was March 10, 2020.

Heading into the election, Democrats held a 26-16 majority. Democrats gained a net one seat from Republicans, expanding their majority to 27-15.

New Mexico State Senate
Party As of November 3, 2020 After November 4, 2020
     Democratic Party 26 27
     Republican Party 16 15
Total 42 42


2016

See also: New Mexico State Senate elections, 2016

Elections for the New Mexico State Senate took place in 2016. The primary election took place on June 7, 2016, and the general election was held on November 8, 2016. The candidate filing deadline was March 8, 2016. All 42 seats in the New Mexico State Senate were up for election in 2016.

The New Mexico State Senate was one of 20 battleground chambers in 2016. Democrats gained a 26-16 majority as a result of the 2016 elections.

New Mexico State Senate
Party As of November 7, 2016 After November 8, 2016
     Democratic Party 24 26
     Republican Party 18 16
Total 42 42


Historical party control

Democrats won control of the New Mexico State Senate in 1988. In 2024, they won a 26-16 majority.

The table below shows the partisan history of the New Mexico Senate following every general election from 1992 to 2024. All data from 2006 or earlier comes from Michael Dubin's Party Affiliations in the State Legislatures (McFarland Press, 2007). Data after 2006 was compiled by Ballotpedia staff.

New Mexico State Senate election results: 1992-2024

Party 92 96 00 04 08 12 16 20 24
Democrats 27 25 24 23 27 25 26 27 26
Republicans 15 17 18 19 15 17 16 15 16

Trifecta history

A state government trifecta is a term that describes single-party government, when one political party holds the governor's office and has majorities in both chambers of the legislature in a state government. Between 1992 and 2023, New Mexico was under the following types of trifecta control:

  • Democratic trifecta: 1992-1994, 2003-2010, 2019-2023
  • Republican trifecta: None
  • Divided government: 1995-2002, 2011-2018

New Mexico Party Control: 1992-2025
Eighteen years of Democratic trifectas  •  No Republican trifectas
Scroll left and right on the table below to view more years.

Year 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Governor D D D R R R R R R R R D D D D D D D D R R R R R R R R D D D D D D D
Senate D D D D D D D D D D D D D D D D D D D D D D D D D D D D D D D D D D
House D D D D D D D D D D D D D D D D D D D D D D D R R D D D D D D D D D

Footnotes