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Politics in Los Alamos

Who represents Los Alamos

Los Alamos is represented in Congress by Senators Martin Heinrich and Ben Ray Luján and Representative Teresa Leger Fernandez. Michelle Lujan Grisham is governor.

Martin HeinrichBen Ray LujánTeresa Leger Fernandez6 people represent Los Alamos →
Election Day32days to goTuesday, November 3, 2026
Your representatives
6
in Washington and New Mexico

What stands out about civic life in Los Alamos

Read from the official results and the seats below. Party is shown as the official record.

★ What stands out · In New Mexico

Who represents Los Alamos in state government

The governor, and the legislators whose districts cover Los Alamos.

Email all 2 legislators →
Michelle Lujan GrishamGovernor of New MexicoDemocrat · Since 2019Website ↗505-476-2200
State Senate · District 5
Leo JaramilloState SenatorDemocratWebsite ↗Email
State House · District 43
Chris ChandlerState RepresentativeDemocratWebsite ↗Email
Elections · 2024 general election

How Los Alamos County voted in 2024

Official results for all of Los Alamos County. Los Alamos’s own results aren’t published in a form we can match to the town exactly, so these are the county’s.

President12,016 votes
Kamala D HarrisDemocrat64.3%
Donald J TrumpRepublican33.7%
Others2.0%

New Mexico: Harris 51.9%, Trump 45.9%

U.S. Senate12,126 votes
Martin HeinrichDemocrat64.0%
Nella Louise DomeniciRepublican36.0%

New Mexico: Heinrich 55.1%, Domenici 44.9%

U.S. House · New Mexico's 3rd District288,394 votes
Teresa Leger FernandezDemocrat56.3%
Sharon E ClahchischilliageRepublican43.7%

Whole-district result

DemocratRepublicanLibertarianIndependent / other

Percentages are of votes for candidates; blank and spoiled ballots aren’t counted. Party colors are neutral on purpose.

On your ballot

Election Day is November 3: 32 days away

What New Mexico voters decide this November, and how to take part.

On the November 2026 ballot in New Mexico
  • U.S. SenateOne of New Mexico’s two seats (now Martin Heinrich, Ben Ray Luján)
  • U.S. HouseEvery seat, every two years (now Teresa Leger Fernandez)
  • GovernorNow Michelle Lujan Grisham
  • State legislatureThe 2 seats that cover Los Alamos are listed below

Plus local offices and questions. Your sample ballot from the town or state has the final list.

How to vote in Los Alamos
  • Register or check your registration at vote.gov.
  • Ask the town clerk about absentee ballots and early voting.
  • Bring the ID your state asks for.

Know where Los Alamos votes? Add it to the Handbook so neighbors have it on Election Day.

In Washington

Who represents Los Alamos in Congress

Two senators for all of New Mexico, and one House member for the district.

U.S. Senate Both senators represent all of New Mexico
Martin Heinrich
Martin HeinrichU.S. SenatorDemocrat · Since 2013Website ↗202-224-5521
Ben Ray Luján
Ben Ray LujánU.S. SenatorDemocrat · Since 2021Website ↗202-224-6621
U.S. House · New Mexico's 3rd District
Teresa Leger Fernandez
Teresa Leger FernandezU.S. RepresentativeDemocrat · Since 2021Website ↗202-225-6190

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Sources: election results from the MIT Election Data + Science Lab, official 2024 precinct returns (statewide totals from its official state files); percentages are of votes for candidates. Congressional and state legislative districts: U.S. Census Bureau (119th Congress, 2024 state districts), matched to Los Alamos by land area. Members of Congress: the congress-legislators project (portraits public domain). Governors and state legislators: Open States. Local officials: Open States and Wikidata. Turnout = votes for president per adult resident (Census), a rough guide, not official turnout.

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