Karnes County's estimated 2026 population is 15,303 with a growth rate of 0.55% in the past year according to the most recent United States census data. Karnes County is the 139th largest county in Texas. The 2010 population was 14,886 and has seen a growth of 2.8% since that time.
Data after 2023 is projected based on recent change
The racial composition of Karnes County includes 59% White, 7.79% other race, 7.25% Black or African American, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (59%)
Two or more races (23.89%)
Other race (7.79%)
Black or African American (7.25%)
Asian (1.64%)
Native American (0.38%)
Native Hawaiian or Pacific Islander (0.05%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,743 | 59% |
| Two or more races | 3,540 | 23.89% |
| Other race | 1,154 | 7.79% |
| Black or African American | 1,074 | 7.25% |
| Asian | 243 | 1.64% |
| Native American | 57 | 0.38% |
| Native Hawaiian or Pacific Islander | 8 | 0.05% |
Married
Widowed
Divorced
Separated
Never Married
Karnes County's average per capita income is $38,492. Household income levels show a median of $59,103. The poverty rate stands at 21.31%.
Name | Median | Mean |
|---|---|---|
| Married Families | $105,201 | - |
| Families | $71,879 | $102,554 |
| Households | $59,103 | $88,349 |
| Non Families | $28,401 | $56,217 |
Average Income
Median Household Income
Poverty Rate