McNairy County's estimated 2026 population is 26,179 with a growth rate of 0.15% in the past year according to the most recent United States census data. McNairy County is the 57th largest county in Tennessee. The 2010 population was 26,065 and has seen a growth of 0.44% since that time.
Data after 2023 is projected based on recent change
The racial composition of McNairy County includes 90.92% White, 5.26% Black or African American, and smaller percentages for Two or more races, Asian, Native American, other race and multiracial populations.
White (90.92%)
Black or African American (5.26%)
Two or more races (2.87%)
Asian (0.46%)
Native American (0.25%)
Other race (0.23%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 23,579 | 90.92% |
| Black or African American | 1,363 | 5.26% |
| Two or more races | 745 | 2.87% |
| Asian | 120 | 0.46% |
| Native American | 66 | 0.25% |
| Other race | 60 | 0.23% |
Married
Widowed
Divorced
Separated
Never Married
McNairy County's average per capita income is $41,910. Household income levels show a median of $50,714. The poverty rate stands at 16.13%.
Name | Median | Mean |
|---|---|---|
| Married Families | $74,516 | - |
| Families | $63,921 | $80,417 |
| Households | $50,714 | $68,636 |
| Non Families | $26,870 | $40,578 |
Average Income
Median Household Income
Poverty Rate
