Hahnville is a CDP located in St. Charles Parish, Louisiana. Hahnville has a 2026 population of 3,937. It is also the county seat of St. Charles Parish. Hahnville is currently growing at a rate of 0.95% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median household income in Hahnville is $100,956 with a poverty rate of 6.68%. The median age in Hahnville is 41.8 years: 36.1 years for males, and 44.9 years for females. For every 100 females there are 107.2 males.
Data after 2023 is projected based on recent change
Overall: 41.8 years
Female: 44.9 years
Male: 36.1 years
There are 2,783 adults, (530 of whom are seniors) in Hahnville.
Female: 1,699 (48.3%)
Male: 1,821 (51.7%)
The racial composition of Hahnville includes 55.85% White, 23.64% Black or African American, 12.3% other race, and smaller percentages for Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 1,966 | 55.85% |
| Black or African American | 832 | 23.64% |
| Other race | 433 | 12.3% |
| Two or more races | 268 | 7.61% |
| Native American | 21 | 0.6% |
Hahnville 's average per capita income is $58,732. Household income levels show a median of $100,956. The poverty rate stands at 6.68%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $142,955 | - |
| Families | $118,594 | $144,942 |
| Households | $100,956 | $115,064 |
| Non Families | $32,328 | $40,706 |
Average Income
Median Household Income
Poverty Rate