Plaquemines Parish's estimated 2026 population is 22,127 with a growth rate of -0.58% in the past year according to the most recent United States census data. Plaquemines Parish is the 39th largest parish in Louisiana. The 2010 population was 23,120 and has seen a growth of -4.29% since that time.
Data after 2023 is projected based on recent change
Overall: 37.5 years
Female: 37.5 years
Male: 37.5 years
There are 17,187 adults, (3,221 of whom are seniors) in Plaquemines Parish.
Female: 11,025 (48.3%)
Male: 11,778 (51.7%)
The racial composition of Plaquemines Parish includes 60.04% White, 21.1% Black or African American, 3.5% Asian, and smaller percentages for other race, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 13,692 | 60.04% |
| Black or African American | 4,811 | 21.1% |
| Two or more races | 2,677 | 11.74% |
| Asian | 797 | 3.5% |
| Other race | 528 | 2.32% |
| Native American | 298 | 1.31% |
Plaquemines Parish's average per capita income is $52,847. Household income levels show a median of $86,315. The poverty rate stands at 12.88%.
Name | Median | Mean |
|---|---|---|
| Married Families | $120,245 | - |
| Families | $97,481 | $114,923 |
| Households | $86,315 | $100,930 |
| Non Families | $33,802 | $50,928 |
Average Income
Median Household Income
Poverty Rate