How many people live in Karnes County, TX?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 15,100 people living in Karnes County, TX. That makes Karnes County the 139th-most populous county in Texas. It is home to 0.05% of people living in the state.
15.1K
population of Karnes County, TX (2024)
0.05%
County share of the Texas population (2024)
About 15,100 people lived in Karnes County, TX in 2024.
Population estimates, 2000–2024
What are Karnes County, TX’s age demographics?
About 2,300 Karnes County residents are aged 65 and older in 2024. That represents 14.9% of its population. For comparison, the age group represents 14% of Texas's population and 18% in the US overall.
Another 2,900 Karnes County residents, or 19.1% of the population, were children under 18. For comparison, the age group represents 24.6% of Texas’s population and 21.6% in the US overall.
A higher share of Karnes County, TX's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Karnes County, TX’s racial and ethnic demographics?
Hispanic residents make up 54.3% of the Karnes County, TX population, higher than the national share of 20%.
In contrast, Karnes County’s non-Hispanic white population accounts for 34.2%, below the 57.5% nationwide, and the non-Hispanic Asian population makes up 0.51% of the county, compared with 6.5% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Karnes County, TX has a higher share of a Hispanic population than Texas as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Karnes County, TX is Karnes City with about 3,600 residents in 2024.
Cities and towns in Karnes County, TX ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Karnes City | 3,620 |
| 2. | Kenedy | 3,378 |
| 3. | Runge | 960 |
| 4. | Falls City | 513 |
| 5. | Balance of Karnes County | 6,666 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
