St. John the Baptist Parish's estimated 2025 population is 38,866 with a growth rate of -0.93% in the past year according to the most recent United States census data. St. John the Baptist Parish is the 27th largest parish in Louisiana. The 2010 population was 45,588 and has seen a growth of -14.75% since that time.
Data after 2023 is projected based on recent change
The racial composition of St. John the Baptist Parish includes 56.2% Black or African American, 32.31% White, 4.49% other race, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 23,233 | 56.2% |
| White | 13,358 | 32.31% |
| Two or more races | 2,269 | 5.49% |
| Other race | 1,858 | 4.49% |
| Asian | 473 | 1.14% |
| Native American | 150 | 0.36% |
| Native Hawaiian or Pacific Islander | 1 | 0% |
Married
Widowed
Divorced
Separated
Never Married
St. John the Baptist Parish's average per capita income is $42,553. Household income levels show a median of $67,418. The poverty rate stands at 12.58%.
Name | Median | Mean |
|---|---|---|
| Married Families | $101,315 | - |
| Families | $81,717 | $97,506 |
| Households | $67,418 | $82,408 |
| Non Families | $35,571 | $45,925 |
Average Income
Median Household Income
Poverty Rate