Plaquemines Parish, Louisiana: Sunbelt Conservative county. In 2024, voted R+38%. Democratic peak: D+96 in 1932.
Key facts
- 2024 presidential margin
- R+38MIT Election Lab
- Political typology
- Sunbelt ConservativeAkashic typology
- Population
- 22,8032024 5-year
- Median household income
- $86,3152024 5-year
- White (non-Hispanic)
- 60.0%2024 5-year
- Black
- 21.1%2024 5-year
- Hispanic / Latino
- 9.8%2024 5-year
- Peak Democratic margin
- D+96 in 1932MIT Election Lab
- Peak Republican margin
- R+86 in 1952MIT Election Lab
- Most similar
- Lawrence County, MS · similarity 0.99
2024 results by precinct
2024 precinct map of Plaquemines ParishPrecinct-level 2024 presidential results for Plaquemines Parish, 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 | −10.2% |
| 1896 | +46.9% |
| 1900 | +66.3% |
| 1904 | +87.4% |
| 1908 | +51.8% |
| 1912 | +73.4% |
| 1916 | +81.8% |
| 1920 | +43.7% |
| 1924 | +54.8% |
| 1928 | +83.0% |
| 1932 | +96.1% |
| 1936 | +91.8% |
| 1940 | +81.3% |
| 1944 | +67.9% |
| 1948 | −0.5% |
| 1952 | −85.9% |
| 1956 | −66.7% |
| 1960 | +7.3% |
| 1964 | +72.7% |
| 1968 | +2.1% |
| 1972 | −70.6% |
| 1976 | −38.8% |
| 1980 | −11.6% |
| 1984 | −40.0% |
| 1988 | −20.3% |
| 1992 | −4.9% |
| 1996 | +7.9% |
| 2000 | −17.2% |
| 2004 | −30.3% |
| 2008 | −33.6% |
| 2012 | −28.0% |
| 2016 | −33.6% |
| 2020 | −36.3% |
| 2024 | −38.0% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 3,023 | 6,803 | 9,945 | ||
| R | 3,414 | 7,412 | 11,014 | ||
| R | 3,347 | 6,900 | 10,573 | ||
| R | 3,599 | 6,471 | 10,239 | ||
| R | 3,380 | 6,894 | 10,449 | ||
| R | 4,181 | 7,866 | 12,153 | ||
| R | 4,425 | 6,302 | 10,931 | ||
| D | 5,348 | 4,493 | 10,797 | ||
| R | 4,467 | 5,018 | 11,257 | ||
| R | 3,997 | 6,084 | 10,293 | ||
| R | 3,261 | 7,655 | 10,977 | ||
| R | 4,318 | 5,489 | 10,079 | ||
| R | 2,614 | 6,052 | 8,855 | ||
| R | 990 | 6,595 | 7,941 | ||
| O | 1,144 | 968 | 8,542 | ||
| D | 4,904 | 775 | 5,679 | ||
| O | 1,087 | 712 | 5,146 | ||
| R | 534 | 2,998 | 3,692 | ||
| R | 255 | 3,370 | 3,625 | ||
| O | 77 | 90 | 2,774 | ||
| D | 1,755 | 335 | 2,090 | ||
| D | 1,979 | 204 | 2,183 | ||
| D | 2,209 | 94 | 2,303 | ||
| D | 1,918 | 38 | 1,956 | ||
| D | 1,056 | 98 | 1,154 | ||
| D | 432 | 119 | 571 | ||
| D | 329 | 124 | 469 | ||
| D | 461 | 43 | 511 | ||
| D | 361 | 41 | 436 | ||
| D | 416 | 127 | 558 | ||
| D | 620 | 38 | 666 | ||
| D | 567 | 115 | 682 | ||
| D | 1,502 | 540 | 2,053 | ||
| R | 927 | 1,138 | 2,065 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
French
13.8%
German
10.8%
Irish
8.8%
English
7.4%
Italian
7.0%
American
6.0%
Scottish
1.4%
African American
16.9%
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: 37.5 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
$86,315
Plaquemines Parish ranks in the top 10% of US counties.
Plaquemines Parish$86,315
Louisiana$60,756
United States$80,734
Plaquemines Parish ranks in the top 10% 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
12.9%
Children face moderate poverty.
Children under 1817.7%
Working age (18–64)10.9%
Seniors (65+)15.9%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
89.5%
speak English only
Spanish4.9%
Asian & Pacific Islander3.7%
Other Indo-European1.7%
Other languages0.2%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 25.6% of residents not counted as adherents by any reporting body.
Plaquemines Parish extends along the Mississippi River delta into the Gulf, and its economy — long anchored by oil, gas, and fishing — correlates with voting margins that have trended decisively Republican over recent cycles, reaching R+38 in 2024.
The Republican margin here reached eighty-six points in 1952. Between 2020 and 2024 the county moved two points toward the Republican candidate; the 2024 margin was thirty-eight points.
A median household income of $86,315, a 60% non-Hispanic-white share, and a population of 22,803 describe the county. The county's voting pattern over the last decade is most similar to that of Lawrence County and Rapides Parish.
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.
Plaquemines Parish, Louisiana. Akashic. https://akashic.app/county/22075/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Louisiana
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Frequently asked questions
How did Plaquemines Parish, Louisiana vote in 2024?
In 2024, Plaquemines Parish, Louisiana voted Republican by 38.0 points (R+38), carried by the Republican candidate. Out of 9,945 votes cast, 3,023 went Democratic and 6,803 went Republican.
What is Plaquemines Parish, Louisiana's political typology?
Akashic places Plaquemines Parish, Louisiana in the "Sunbelt Conservative" typology — Affluent, predominantly white Sunbelt counties — reliably Republican. 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 15 times, Republican 16 times, and other 3 times.
When did Plaquemines Parish, Louisiana last vote Democratic?
The most recent presidential election in which Plaquemines Parish, Louisiana voted Democratic was 1996.
How many people live in Plaquemines Parish, Louisiana?
Plaquemines Parish, Louisiana has a population of 22,803 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Plaquemines Parish, Louisiana?
Median household income in Plaquemines Parish, Louisiana is $86,315 — above the national median of $80,734. The Louisiana state median is $60,756.
What is the political history of Plaquemines Parish, Louisiana?
Akashic tracks 38 presidential elections in Plaquemines Parish, Louisiana from 1876 to 2024. Of those, 15 went Democratic and 16 went Republican. The county's typology — "Sunbelt Conservative" — captures where that record, its demographics, and its recent swing place it among American communities.