Union County's estimated 2026 population is 36,206 with a growth rate of -1.1% in the past year according to the most recent United States census data. Union County is the 21st largest county in Arkansas. The 2010 population was 41,570 and has seen a growth of -12.9% since that time.
Data after 2023 is projected based on recent change
The racial composition of Union County includes 62% White, 32.4% Black or African American, and smaller percentages for Asian, other race, Native American and multiracial populations.
White (62%)
Black or African American (32.4%)
Two or more races (4.16%)
Asian (0.83%)
Other race (0.5%)
Native American (0.11%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 23,789 | 62% |
| Black or African American | 12,432 | 32.4% |
| Two or more races | 1,596 | 4.16% |
| Asian | 319 | 0.83% |
| Other race | 191 | 0.5% |
| Native American | 41 | 0.11% |
Married
Widowed
Divorced
Separated
Never Married
Union County's average per capita income is $40,716. Household income levels show a median of $50,221. The poverty rate stands at 19.41%.
Name | Median | Mean |
|---|---|---|
| Married Families | $82,810 | - |
| Families | $66,953 | $89,231 |
| Households | $50,221 | $74,494 |
| Non Families | $31,860 | $47,016 |
Average Income
Median Household Income
Poverty Rate
