Tishomingo County's 2026 population is estimated at 18,611, reflecting a 0.16% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Tishomingo County is the 48th largest county in Mississippi. The 2010 population was 19,624 and has grown -5.16% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.4 years
Female: 45.2 years
Male: 41.3 years
There are 14,647 adults, (3,949 of whom are seniors) in Tishomingo County.
Female: 9,456 (50.7%)
Male: 9,204 (49.3%)
The racial composition of Tishomingo County includes 91.04% White, and smaller percentages for other race, Black or African American, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 16,988 | 91.04% |
| Two or more races | 952 | 5.1% |
| Other race | 291 | 1.56% |
| Black or African American | 222 | 1.19% |
| Asian | 107 | 0.57% |
| Native American | 100 | 0.54% |
Tishomingo County 's average per capita income is $47,926. Household income levels show a median of $53,040. The poverty rate stands at 18%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $84,343 | - |
| Families | $74,493 | $88,952 |
| Households | $53,040 | $69,540 |
| Non Families | $20,049 | $34,902 |
Average Income
Median Household Income
Poverty Rate