Plaquemines Parish, Louisiana Demographics 2026
Plaquemines Parish, Louisiana has a population of 22,803, the 38th most populous county in Louisiana. The median household income is $86,315 and the median home value is $282,900. The poverty rate is 12.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Plaquemines Parish Quick Facts
How Plaquemines Parish Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 23,070 | 22,803 | -1.2% |
| Median household income | $82,874 | $86,315 | +4.2% |
| Median home value | $275,800 | $282,900 | +2.6% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 59 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Plaquemines Parish
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Belle Chasse | 10,934 | $115,012 | 6.2% | $410,000 |
| New Orleans Station | 2,307 | $59,474 | 10.6% | N/A |
| Port Sulphur | 1,593 | $52,289 | 10.8% | $84,200 |
| Empire | 988 | $47,083 | 26.8% | $152,900 |
| Buras | 607 | $54,167 | 32.1% | $45,300 |
| Boothville | 586 | $26,514 | 27.7% | $65,700 |
| Pointe a la Hache | 288 | N/A | 92.4% | $37,500 |
| Venice | 259 | $66,989 | 0.0% | N/A |
| Triumph | 120 | N/A | 87.5% | N/A |
Explore Louisiana Rankings
Population Overview
Plaquemines Parish is located in Louisiana with a total population of 22,803. It is the 38th most populous county out of 64 in Louisiana. The county encompasses 9 Census-designated places.
Age Demographics
The median age in Plaquemines Parish is 37.5 years. This is 1% lower than the state median of 38.0 years.
Economy, Income & Housing
The median household income in Plaquemines Parish is $86,315. This is 42% higher than the state median of $60,756. It is also 7% higher than the national median of $80,734. The poverty rate stands at 12.9%. This is 32% lower than the state poverty rate of 18.9%. The unemployment rate is 4.2%. This is 33% lower than the state rate of 6.3%. The median home value is $282,900. Housing costs are 31% higher than the state median of $216,500. The home-value-to-income ratio is 3.3x. 75.8% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 67.4%.
Race & Ethnicity
The largest racial or ethnic group in Plaquemines Parish is White (non-Hispanic), making up 58.9% of the population. Black or African American residents account for 20.4%. The Asian population is significantly higher than the state average (3.5% vs 1.7%).
Education
21.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 20% lower than the state rate of 27.0%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.6%.
Data Sources & Methodology
All figures for Plaquemines Parish come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Louisiana and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Plaquemines Parish, Louisiana?
Plaquemines Parish has a population of 22,803, making it the 38th most populous county in Louisiana.
What is the median income in Plaquemines Parish?
The median household income in Plaquemines Parish is $86,315 with a poverty rate of 12.9%.
How many cities are in Plaquemines Parish, Louisiana?
Plaquemines Parish contains 9 Census-designated places.