San Juan County, New Mexico: New American county. In 2024, voted R+32%. Republican peak: R+41 in 1972.
Key facts
- 2024 presidential margin
- R+32MIT Election Lab
- Political typology
- New AmericanAkashic typology
- Population
- 120,9422024 5-year
- Median household income
- $55,8722024 5-year
- White (non-Hispanic)
- 39.9%2024 5-year
- Black
- 0.6%2024 5-year
- Hispanic / Latino
- 19.8%2024 5-year
- Peak Democratic margin
- D+27 in 1912MIT Election Lab
- Peak Republican margin
- R+41 in 1972MIT Election Lab
- Most similar
- Shasta County, CA · similarity 1.00
2024 results by precinct
2024 precinct map of San Juan CountyPrecinct-level 2024 presidential results for San Juan County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | No data |
| 1896 | No data |
| 1900 | No data |
| 1904 | No data |
| 1908 | No data |
| 1912 | +27.2% |
| 1916 | +23.6% |
| 1920 | −8.3% |
| 1924 | −3.5% |
| 1928 | −32.9% |
| 1932 | +22.0% |
| 1936 | +6.3% |
| 1940 | −9.7% |
| 1944 | −13.6% |
| 1948 | −21.8% |
| 1952 | −39.8% |
| 1956 | −36.0% |
| 1960 | −16.3% |
| 1964 | +0.7% |
| 1968 | −25.6% |
| 1972 | −40.7% |
| 1976 | −11.4% |
| 1980 | −37.8% |
| 1984 | −34.9% |
| 1988 | −18.4% |
| 1992 | −7.0% |
| 1996 | −16.6% |
| 2000 | −27.3% |
| 2004 | −32.6% |
| 2008 | −21.2% |
| 2012 | −28.1% |
| 2016 | −32.7% |
| 2020 | −28.3% |
| 2024 | −31.7% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 17,464 | 34,264 | 52,926 | ||
| R | 18,083 | 32,874 | 52,294 | ||
| R | 12,865 | 27,946 | 46,110 | ||
| R | 15,855 | 28,849 | 46,237 | ||
| R | 18,028 | 27,869 | 46,511 | ||
| R | 14,843 | 29,525 | 45,006 | ||
| R | 11,980 | 21,434 | 34,657 | ||
| R | 12,070 | 17,478 | 32,553 | ||
| R | 11,302 | 13,415 | 30,281 | ||
| R | 11,094 | 16,202 | 27,750 | ||
| R | 8,963 | 18,690 | 27,910 | ||
| R | 6,705 | 15,579 | 23,499 | ||
| R | 8,615 | 10,852 | 19,683 | ||
| R | 4,296 | 10,788 | 15,970 | ||
| R | 4,036 | 7,664 | 14,185 | ||
| D | 6,901 | 6,808 | 13,892 | ||
| R | 5,370 | 7,521 | 13,185 | ||
| R | 2,425 | 5,194 | 7,690 | ||
| R | 1,659 | 3,864 | 5,541 | ||
| R | 1,544 | 2,407 | 3,965 | ||
| R | 1,093 | 1,438 | 2,540 | ||
| R | 1,445 | 1,757 | 3,207 | ||
| D | 1,530 | 1,345 | 2,944 | ||
| D | 1,506 | 925 | 2,635 | ||
| R | 724 | 1,436 | 2,164 | ||
| R | 819 | 889 | 1,981 | ||
| R | 831 | 985 | 1,845 | ||
| D | 637 | 385 | 1,068 | ||
| D | 493 | 203 | 1,066 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
7.9%
English
6.9%
Irish
5.5%
Scottish
1.9%
American
1.9%
French
1.5%
Italian
1.1%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 38.3 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$55,872
San Juan County ranks near the middle of US counties.
San Juan County$55,872
New Mexico$64,059
United States$80,734
San Juan County ranks near the middle of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
23.1%
Children face higher poverty than working-age adults.
Children under 1830.2%
Working age (18–64)21.1%
Seniors (65+)16.9%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
72.1%
speak English only
Other languages18.2%
Spanish8.7%
Asian & Pacific Islander0.6%
Other Indo-European0.4%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 59.8% of residents not counted as adherents by any reporting body.
San Juan County anchors New Mexico's northwest corner with an economy historically tied to oil, gas, and coal extraction. Its 2024 presidential margin of R+31.7 makes it among the state's most consistent right-leaning counties despite the Democratic tilt of New Mexico overall.
San Juan County has leaned Republican in recent presidential elections, reaching a Democratic margin of twenty-seven points in 1912. Between 2020 and 2024 it moved three points toward the Republican candidate — part of the sharpest rightward shift recorded among any group of places in the country.
Its demographics describe the shift: a 40% non-Hispanic-white share, a median household income of $55,872, and a population of 120,942. The county's voting pattern over the last decade is most similar to that of Shasta County and Twin Falls County.
Most similar counties
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
San Juan County, New Mexico. Akashic. https://akashic.app/county/35045/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in New Mexico
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Frequently asked questions
How did San Juan County, New Mexico vote in 2024?
In 2024, San Juan County, New Mexico voted Republican by 31.7 points (R+32), carried by the Republican candidate. Out of 52,926 votes cast, 17,464 went Democratic and 34,264 went Republican.
What is San Juan County, New Mexico's political typology?
Akashic places San Juan County, New Mexico in the "New American" typology — Communities where a large share of households speak a language other than English — multilingual, Democratic-leaning overall, yet the hardest-swinging bloc toward the Republican Party in 2024. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 5 times, Republican 24 times, and other 0 times.
When did San Juan County, New Mexico last vote Democratic?
The most recent presidential election in which San Juan County, New Mexico voted Democratic was 1964.
How many people live in San Juan County, New Mexico?
San Juan County, New Mexico has a population of 120,942 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in San Juan County, New Mexico?
Median household income in San Juan County, New Mexico is $55,872 — below the national median of $80,734. The New Mexico state median is $64,059.
What is the political history of San Juan County, New Mexico?
Akashic tracks 38 presidential elections in San Juan County, New Mexico from 1876 to 2024. Of those, 5 went Democratic and 24 went Republican. The county's typology — "New American" — captures where that record, its demographics, and its recent swing place it among American communities.