Union Parish's 2026 population is estimated at 20,479, reflecting a -0.34% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Union Parish is the 42nd largest parish in Louisiana. The 2010 population was 22,842 and has grown -10.34% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.7 years
Female: 45.2 years
Male: 42.6 years
There are 16,337 adults, (4,650 of whom are seniors) in Union Parish.
Female: 10,594 (50.9%)
Male: 10,227 (49.1%)
The racial composition of Union Parish includes 69.05% White, 24.19% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 14,377 | 69.05% |
| Black or African American | 5,037 | 24.19% |
| Two or more races | 844 | 4.05% |
| Other race | 507 | 2.44% |
| Asian | 47 | 0.23% |
| Native American | 9 | 0.04% |
Union Parish 's average per capita income is $37,547. Household income levels show a median of $42,885. The poverty rate stands at 29.4%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $79,296 | - |
| Families | $60,653 | $75,536 |
| Households | $42,885 | $64,327 |
| Non Families | $25,518 | $43,110 |
Average Income
Median Household Income
Poverty Rate