Clay County's estimated 2026 population is 18,237 with a growth rate of -0.01% in the past year according to the most recent United States census data. Clay County is the 49th largest county in Mississippi. The 2010 population was 20,569 and has seen a growth of -11.34% since that time.
Data after 2023 is projected based on recent change
Overall: 39.8 years
Female: 41.4 years
Male: 38.9 years
There are 14,238 adults, (3,634 of whom are seniors) in Clay County.
Female: 9,795 (53.3%)
Male: 8,588 (46.7%)
The racial composition of Clay County includes 60.15% Black or African American, 36.89% White, and smaller percentages for Two or more races, Asian, other race and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 11,058 | 60.15% |
| White | 6,782 | 36.89% |
| Two or more races | 521 | 2.83% |
| Asian | 20 | 0.11% |
| Other race | 2 | 0.01% |
Clay County's average per capita income is $35,132. Household income levels show a median of $43,125. The poverty rate stands at 20.9%.
Name | Median | Mean |
|---|---|---|
| Married Families | $70,000 | - |
| Families | $57,589 | $68,456 |
| Households | $43,125 | $63,753 |
| Non Families | $26,136 | $51,261 |
Average Income
Median Household Income
Poverty Rate