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2024 Senate elections · New Mexico history

New Mexico U.S. Senate election 2024

Martin Heinrich DEM +10.1 · Class I seat · held 11/5/24

Votes counted
903,311
Margin
10.1 pts
Seat held by
Democraticheld
President in NM
D+6.0same year

General election 11/5/24

CandidatePartyVotesShareBar
Martin Heinrich WonDEM497,33355.06%
Nella Louise DomeniciREP405,97844.94%
Total903,311

By county

Bernalillo: Martin Heinrich +22.8Cibola: Martin Heinrich +13.2Eddy: Nella Louise Domenici +47.4Lincoln: Nella Louise Domenici +34.4Los Alamos: Martin Heinrich +28.0San Juan: Nella Louise Domenici +25.9Socorro: Martin Heinrich +4.8Colfax: Nella Louise Domenici +5.7Guadalupe: Martin Heinrich +21.7Harding: Nella Louise Domenici +34.3Lea: Nella Louise Domenici +55.3Mora: Martin Heinrich +27.8Rio Arriba: Martin Heinrich +29.0Roosevelt: Nella Louise Domenici +40.1Sandoval: Martin Heinrich +8.3Santa Fe: Martin Heinrich +51.1Torrance: Nella Louise Domenici +30.4Valencia: Nella Louise Domenici +9.3Dona Ana: Martin Heinrich +12.5Grant: Martin Heinrich +12.0Quay: Nella Louise Domenici +34.4Union: Nella Louise Domenici +51.2De Baca: Nella Louise Domenici +37.2San Miguel: Martin Heinrich +37.0Sierra: Nella Louise Domenici +12.3Taos: Martin Heinrich +52.8Hidalgo: Nella Louise Domenici +11.0Luna: Nella Louise Domenici +8.5Mckinley: Martin Heinrich +35.1Otero: Nella Louise Domenici +21.0Catron: Nella Louise Domenici +46.3Chaves: Nella Louise Domenici +37.8Curry: Nella Louise Domenici +38.4
Counties coloured by the leading candidate, shaded by margin. County returns: MIT Election Data and Science Lab.

Counties carried: Nella Louise Domenici 19, Martin Heinrich 14.

Official source: resultsSW.aspx

Other New Mexico Senate races

YearSeatWinnerMargin
2024Class IMartin Heinrich10.1
2020Class IIBen Ray Luján6.1
2018Class IMartin Heinrich23.6
2014Class IITom Udall11.1
2012Class IMartin Heinrich5.7
2008Class IITom Udall22.7
2006Class IJeff Bingaman41.3
2002Class IIPete V. Domenici30.1
2000Class IJeff Bingaman23.5
1996Class IIPete V. Domenici34.9
1994Class IJeff Bingaman8.0
1990Class IIPete V. Domenici45.9

Full New Mexico Senate history →

Questions and answers

Who won the 2024 New Mexico Senate race?

Martin Heinrich (DEM) won with 55.1% of the vote, ahead of Nella Louise Domenici (44.9%), a margin of 10.1 points.

Did the New Mexico Senate seat change party in 2024?

No. The Democratic Party held it.

How many votes were cast in the 2024 New Mexico Senate race?

903,311 votes were counted for the candidates in the general election.

Compiled by FiveThirtyEight from the official source linked above.