New Mexico 66th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1912–2024 · 29 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1936
82.1%
1,986 votes · D+64.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 82.0%
Republican
Donald Trump2024
76.7%
8,130 votes · R+54.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 75.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
4,987votes
62.3% of the vote · D+24.8 · modeled estimate
Runner-up · Jimmy Carter, 1976 · 3,950 votes
Republican
Donald Trump2024
8,130votes
76.7% of the vote · R+54.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 7,713 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
John W. Davis1924
+72.0pts D vs U.S.
Place D+46.8 · U.S. R+25.2 · modeled estimate
Runner-up · Woodrow Wilson, 1916 · +58.6 pts
Republican
Donald Trump2020
+56.4pts R vs U.S.
Place R+51.9 · U.S. D+4.5 · modeled estimate
Runner-up · Donald Trump, 2024 · +53.3 pts
current representation
Current officeholders
RJimmy MasonState House · 66
State legislative officeholder from OpenStates nightly current-legislator data.
Anchored in rural eastern New Mexico near the Texas border, this district delivered a 54.7-point Republican presidential margin in 2024, reflecting the oil-patch economy and sparse population that define its political character.
Across the recorded series it reached a Democratic high of 65.6 points in 1932 and a Republican high of 54.7 points in 2024. Between 2020 and 2024 the district moved 2.8 points toward the Republican candidate; the 2024 margin was 54.7 points.
A population of 30,832, a 38% non-Hispanic-white share, and a median household income of $64,727 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 55 and State House District 61.
Akashic
Political twins — state-house districts
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
New Mexico 66th State House District. Akashic. https://akashic.app/sld-lower/35066/. Accessed May 20, 2026. License: CC BY 4.0.
How did New Mexico 66th State House District vote in 2024?
In 2024, New Mexico 66th State House District voted Republican by 54.7 points (R+54.7), carried by the Republican candidate. Out of 10,594 votes cast, 2,330 went Democratic and 8,130 went Republican.
When did New Mexico 66th State House District last vote Democratic?
The most recent presidential election in which New Mexico 66th State House District voted Democratic was 1996.
How many people live in New Mexico 66th State House District?
New Mexico 66th State House District has a population of 30,832 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in New Mexico 66th State House District?
Median household income in New Mexico 66th State House District is $64,727 — below the national median of $80,734. The New Mexico state median is $64,059.
What is the political history of New Mexico 66th State House District?
Akashic tracks 38 presidential elections in New Mexico 66th State House District from 1876 to 2024. Of those, 15 went Democratic and 14 went Republican.