Jefferson Davis County, Mississippi: Black Belt county. In 2024, voted D+14%. Democratic peak: D+94 in 1940.
Key facts
- 2024 presidential margin
- D+14MIT Election Lab
- Political typology
- Black BeltAkashic typology
- Population
- 11,1172024 5-year
- Median household income
- $38,5482024 5-year
- White (non-Hispanic)
- 38.2%2024 5-year
- Black
- 59.5%2024 5-year
- Hispanic / Latino
- 0.7%2024 5-year
- Peak Democratic margin
- D+94 in 1932MIT Election Lab
- Peak Republican margin
- R+82 in 1964MIT Election Lab
- Most similar
- Franklin city, VA · similarity 0.99
2024 results by precinct
2024 precinct map of Jefferson Davis CountyPrecinct-level 2024 presidential results for Jefferson Davis 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 | +76.9% |
| 1916 | +86.2% |
| 1920 | +45.7% |
| 1924 | +78.5% |
| 1928 | +68.0% |
| 1932 | +93.6% |
| 1936 | +90.2% |
| 1940 | +94.1% |
| 1944 | +87.9% |
| 1948 | −0.6% |
| 1952 | +54.9% |
| 1956 | +62.5% |
| 1960 | +16.5% |
| 1964 | −81.8% |
| 1968 | +26.7% |
| 1972 | −47.0% |
| 1976 | +18.7% |
| 1980 | +25.1% |
| 1984 | −4.3% |
| 1988 | +3.5% |
| 1992 | +13.5% |
| 1996 | +15.9% |
| 2000 | +7.5% |
| 2004 | +5.0% |
| 2008 | +21.5% |
| 2012 | +25.6% |
| 2016 | +20.1% |
| 2020 | +17.1% |
| 2024 | +13.7% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 3,041 | 2,302 | 5,378 | ||
| D | 3,599 | 2,534 | 6,213 | ||
| D | 3,720 | 2,466 | 6,237 | ||
| D | 4,267 | 2,507 | 6,864 | ||
| D | 4,454 | 2,871 | 7,370 | ||
| D | 2,959 | 2,668 | 5,765 | ||
| D | 2,835 | 2,437 | 5,317 | ||
| D | 2,663 | 1,890 | 4,866 | ||
| D | 2,991 | 2,228 | 5,633 | ||
| D | 2,948 | 2,745 | 5,728 | ||
| R | 2,644 | 2,884 | 5,566 | ||
| D | 3,831 | 2,280 | 6,187 | ||
| D | 2,747 | 1,868 | 4,698 | ||
| R | 1,005 | 2,830 | 3,886 | ||
| O | 1,465 | 297 | 4,376 | ||
| R | 235 | 2,351 | 2,586 | ||
| O | 510 | 225 | 1,723 | ||
| D | 1,049 | 156 | 1,429 | ||
| D | 1,626 | 473 | 2,099 | ||
| O | 41 | 51 | 1,544 | ||
| D | 1,372 | 88 | 1,460 | ||
| D | 1,289 | 38 | 1,330 | ||
| D | 1,325 | 67 | 1,394 | ||
| D | 940 | 30 | 972 | ||
| D | 856 | 163 | 1,019 | ||
| D | 732 | 88 | 820 | ||
| D | 485 | 179 | 669 | ||
| D | 634 | 45 | 683 | ||
| D | 542 | 43 | 649 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
Irish
5.8%
American
5.7%
English
4.9%
Polish
1.3%
German
0.9%
Scottish
0.6%
African American
47.6%
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
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: 46.0 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
$38,548
Jefferson Davis County ranks in the bottom 5% of US counties.
Jefferson Davis County$38,548
Mississippi$56,447
United States$80,734
Jefferson Davis County ranks in the bottom 5% 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
28.7%
Nearly half of children live in poverty.
Children under 1853.7%
Working age (18–64)22.5%
Seniors (65+)22.0%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
99.0%
speak English only
Spanish0.8%
Other Indo-European0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 48.8% of residents not counted as adherents by any reporting body.
Jefferson Davis County's Black majority — roughly 60% of residents — anchors a consistent Democratic lean unusual among Mississippi's predominantly rural, Republican-tilting counties, with Biden and Harris each carrying it by double digits.
The Democratic margin here reached ninety-four points in 1940. Between 2020 and 2024 the county moved three points toward the Republican candidate; the 2024 margin was fourteen points. The recent movement, modest against a deep Democratic baseline, mirrors a broader rightward drift across the Black Belt.
The economic context is part of the story: a median household income of $38,548 and a 29% poverty rate. The county's voting pattern over the last decade is most similar to that of Franklin city and Clay 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.
Jefferson Davis County, Mississippi. Akashic. https://akashic.app/county/28065/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Mississippi
More black belt counties
Frequently asked questions
How did Jefferson Davis County, Mississippi vote in 2024?
In 2024, Jefferson Davis County, Mississippi voted Democratic by 13.7 points (D+14), carried by the Democratic candidate. Out of 5,378 votes cast, 3,041 went Democratic and 2,302 went Republican.
What is Jefferson Davis County, Mississippi's political typology?
Akashic places Jefferson Davis County, Mississippi in the "Black Belt" typology — Black-majority counties of the rural South — long the most Democratic ground in the region, now trending Republican at the margins. 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 23 times, Republican 3 times, and other 3 times.
When did Jefferson Davis County, Mississippi last vote Republican?
The most recent presidential election in which Jefferson Davis County, Mississippi voted Republican was 1984.
How many people live in Jefferson Davis County, Mississippi?
Jefferson Davis County, Mississippi has a population of 11,117 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Jefferson Davis County, Mississippi?
Median household income in Jefferson Davis County, Mississippi is $38,548 — below the national median of $80,734. The Mississippi state median is $56,447.
What is the political history of Jefferson Davis County, Mississippi?
Akashic tracks 38 presidential elections in Jefferson Davis County, Mississippi from 1876 to 2024. Of those, 23 went Democratic and 3 went Republican. The county's typology — "Black Belt" — captures where that record, its demographics, and its recent swing place it among American communities.