Yuma County, Arizona: New American county. In 2024, voted R+20%. Democratic peak: D+53 in 1936.
Key facts
- 2024 presidential margin
- R+20MIT Election Lab
- Political typology
- New AmericanAkashic typology
- Population
- 211,7412024 5-year
- Median household income
- $62,8762024 5-year
- White (non-Hispanic)
- 37.5%2024 5-year
- Black
- 1.7%2024 5-year
- Hispanic / Latino
- 64.9%2024 5-year
- Peak Democratic margin
- D+53 in 1936MIT Election Lab
- Peak Republican margin
- R+36 in 1984MIT Election Lab
- Most similar
- Lafayette County, MS · similarity 0.94
2024 results by precinct
2024 precinct map of Yuma CountyPrecinct-level 2024 presidential results for Yuma 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 | +31.3% |
| 1916 | +26.6% |
| 1920 | −15.4% |
| 1924 | −14.0% |
| 1928 | −18.9% |
| 1932 | +47.6% |
| 1936 | +53.3% |
| 1940 | +37.6% |
| 1944 | +30.9% |
| 1948 | +31.0% |
| 1952 | −3.4% |
| 1956 | +4.0% |
| 1960 | +9.0% |
| 1964 | +9.1% |
| 1968 | −7.4% |
| 1972 | −32.0% |
| 1976 | −7.4% |
| 1980 | −34.9% |
| 1984 | −36.1% |
| 1988 | −19.1% |
| 1992 | −4.6% |
| 1996 | −2.7% |
| 2000 | −12.7% |
| 2004 | −16.0% |
| 2008 | −13.8% |
| 2012 | −12.6% |
| 2016 | −1.1% |
| 2020 | −6.2% |
| 2024 | −20.4% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 26,823 | 40,745 | 68,195 | ||
| R | 32,210 | 36,534 | 70,072 | ||
| R | 24,605 | 25,165 | 53,010 | ||
| R | 18,059 | 23,352 | 42,073 | ||
| R | 18,559 | 24,577 | 43,615 | ||
| R | 16,032 | 22,184 | 38,529 | ||
| R | 12,055 | 15,708 | 28,652 | ||
| R | 12,267 | 13,013 | 27,671 | ||
| R | 10,367 | 11,652 | 28,045 | ||
| R | 8,952 | 13,253 | 22,480 | ||
| R | 6,458 | 13,848 | 20,481 | ||
| R | 6,014 | 13,393 | 21,145 | ||
| R | 7,998 | 9,324 | 17,880 | ||
| R | 4,755 | 9,596 | 15,106 | ||
| R | 5,770 | 6,856 | 14,633 | ||
| D | 7,857 | 6,548 | 14,410 | ||
| D | 6,642 | 5,547 | 12,204 | ||
| D | 5,776 | 5,330 | 11,113 | ||
| R | 4,444 | 4,761 | 9,205 | ||
| D | 4,483 | 2,324 | 6,964 | ||
| D | 3,472 | 1,831 | 5,313 | ||
| D | 4,138 | 1,870 | 6,031 | ||
| D | 3,428 | 976 | 4,599 | ||
| D | 3,463 | 1,162 | 4,830 | ||
| R | 1,589 | 2,328 | 3,917 | ||
| R | 851 | 1,280 | 3,066 | ||
| R | 1,177 | 1,606 | 2,783 | ||
| D | 1,322 | 727 | 2,240 | ||
| O | 424 | 90 | 1,067 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
6.3%
English
5.8%
Irish
4.0%
American
3.0%
Italian
1.4%
French
1.0%
Polish
0.7%
African American
1.4%
Multiple ancestry combinations reported; no single grouping above 1%.
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: 36.1 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
$62,876
Yuma County ranks near the middle of US counties.
Yuma County$62,876
Arizona$79,964
United States$80,734
Yuma 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
15.6%
Children face moderate poverty.
Children under 1820.4%
Working age (18–64)14.2%
Seniors (65+)12.5%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
44.5%
speak English only
Spanish53.3%
Asian & Pacific Islander0.9%
Other Indo-European0.7%
Other languages0.5%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 65.0% of residents not counted as adherents by any reporting body.
Yuma County sits at Arizona's southwestern corner along one of the busiest land-border crossings in the country, and its heavily Latino electorate has shifted markedly rightward over the past three presidential cycles, bucking earlier assumptions about demographic voting patterns.
Yuma County has leaned Republican in recent presidential elections, reaching a Democratic margin of fifty-three points in 1936. Between 2020 and 2024 it moved fourteen 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 38% non-Hispanic-white share, a median household income of $62,876, and a population of 211,741. The county's voting pattern over the last decade is most similar to that of Lafayette County and Clarke 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.
Yuma County, Arizona. Akashic. https://akashic.app/county/04027/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions
How did Yuma County, Arizona vote in 2024?
In 2024, Yuma County, Arizona voted Republican by 20.4 points (R+20), carried by the Republican candidate. Out of 68,195 votes cast, 26,823 went Democratic and 40,745 went Republican.
What is Yuma County, Arizona's political typology?
Akashic places Yuma County, Arizona 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 9 times, Republican 19 times, and other 1 times.
When did Yuma County, Arizona last vote Democratic?
The most recent presidential election in which Yuma County, Arizona voted Democratic was 1964.
How many people live in Yuma County, Arizona?
Yuma County, Arizona has a population of 211,741 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Yuma County, Arizona?
Median household income in Yuma County, Arizona is $62,876 — below the national median of $80,734. The Arizona state median is $79,964.
What is the political history of Yuma County, Arizona?
Akashic tracks 38 presidential elections in Yuma County, Arizona from 1876 to 2024. Of those, 9 went Democratic and 19 went Republican. The county's typology — "New American" — captures where that record, its demographics, and its recent swing place it among American communities.