Jefferson Parish's estimated 2026 population is 430,392 with a growth rate of -0.23% in the past year according to the most recent United States census data. Jefferson Parish is the 2nd largest parish in Louisiana. The 2010 population was 432,618 and has seen a growth of -0.51% since that time.
Data after 2023 is projected based on recent change
Overall: 40 years
Female: 41.2 years
Male: 38.9 years
There are 334,289 adults, (80,126 of whom are seniors) in Jefferson Parish.
Female: 221,214 (51.3%)
Male: 209,706 (48.7%)
The racial composition of Jefferson Parish includes 49.77% White, 25.5% Black or African American, 6.75% other race, 4.26% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 214,484 | 49.77% |
| Black or African American | 109,899 | 25.5% |
| Two or more races | 54,130 | 12.56% |
| Other race | 29,094 | 6.75% |
| Asian | 18,338 | 4.26% |
| Native American | 4,868 | 1.13% |
| Native Hawaiian or Pacific Islander | 107 | 0.02% |
Jefferson Parish's average per capita income is $45,235. Household income levels show a median of $65,252. The poverty rate stands at 16.59%.
Name | Median | Mean |
|---|---|---|
| Married Families | $107,358 | $135,880 |
| Families | $84,920 | $114,896 |
| Households | $65,252 | $92,680 |
| Non Families | $40,246 | $56,037 |
Average Income
Median Household Income
Poverty Rate