Demographics of Karnes County, Texas

Karnes County, Texas had 15,018 people on July 1, 2025, by the Census Bureau’s estimate: +207 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Karnes County, in four figures

15,018
Population: July 1, 2025, Vintage 2025 estimate.; +1.4%
Change since July 2020: +207 people.; 38.1 ±1.6
Median age: ACS 2020–⁠2024.; $60,214 ±$9,628
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Karnes County, Texas's population grew 1.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Karnes County, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Karnes County, Texas's population grew 1.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Karnes County, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	14,811	100.0	100.0
2021	14,800	99.9	100.2
2022	14,989	101.2	100.7
2023	14,965	101.0	101.6
2024	15,020	101.4	102.5
2025	15,018	101.4	103.1

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Population of Karnes County, Texas on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	14,811	+38	−1	0	+36
2021	14,800	−11	−20	+49	−55
2022	14,989	+189	−46	+116	+119
2023	14,965	−24	−36	+93	−79
2024	15,020	+55	−15	+7	+61
2025	15,018	−2	−13	−1	+11

Age, 2020–2024

The median age is 38.1 ±1.6: for men 37.7 ±2.2 and for women 40.1 ±4.0. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Karnes County by age, ACS 2020–2024
Age	People	Share	Texas	United States
Under 5	725 ±244	4.8% ±1.6	6.4% ±<0.1	5.6% ±<0.1
5 to 17	2,183 ±308	14.6% ±2.1	18.6% ±0.1	16.3% ±<0.1
18 to 24	1,375 ±317	9.2% ±2.1	9.7% ±<0.1	9.1% ±<0.1
25 to 44	5,109 ±524	34.1% ±3.5	28.5% ±0.1	26.9% ±<0.1
45 to 64	3,308 ±371	22.1% ±2.5	23.3% ±<0.1	24.8% ±<0.1
65 and over	2,268 ±224	15.2% ±1.5	13.4% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $60,214 ±$9,628, and income per person $31,304 ±$3,586, in 2024 dollars. The median is $78,476 ±$263 in Texas and $80,734 ±$166 in the United States.

Households by income

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Households in Karnes County by income, ACS 2020–2024
Household income	Households	Share	Texas	United States
Under $25,000	1,237 ±303	26.2% ±6.3	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	874 ±247	18.5% ±5.1	17.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	608 ±209	12.9% ±4.4	16.1% ±0.1	15.5% ±<0.1
$75,000 to $99,999	516 ±209	10.9% ±4.4	12.8% ±0.1	12.6% ±<0.1
$100,000 to $149,999	782 ±220	16.5% ±4.6	17.3% ±0.1	17.5% ±<0.1
$150,000 to $199,999	236 ±111	5.0% ±2.3	9.5% ±0.1	9.6% ±<0.1
$200,000 or more	477 ±112	10.1% ±2.3	12.5% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Karnes County by age, ACS 2020–2024
Age	Below poverty	Rate	Texas	United States
All ages	2,223 ±621	19.1% ±5.3	13.8% ±0.1	12.5% ±0.1
Under 18	687 ±317	23.6% ±10.3	18.7% ±0.2	16.1% ±0.1
18 to 59	1,227 ±271	20.1% ±4.2	12.2% ±0.1	11.6% ±0.1
60 and over	309 ±109	11.8% ±4.0	12.0% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Karnes County, ACS 2020–2024
Measure	Karnes County	Texas	United States
Housing units	5,975 ±68	12,128,515 ±1,574	143,775,355 ±10,234
Occupied	79.2% ±4.1	90.6% ±0.1	89.9% ±0.1
Vacant	20.8% ±3.6	9.4% ±0.1	10.1% ±0.1
Owner occupied	62.4% ±4.2	62.6% ±0.3	65.2% ±0.3
Renter occupied	37.6% ±6.4	37.4% ±0.2	34.8% ±0.1
Median home value	$149,000 ±$30,966	$283,800 ±$738	$332,700 ±$236
Median gross rent	$957 ±$223	$1,403 ±$4	$1,413 ±$2
Median year built	1988 ±5	1992 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Karnes County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Texas	United States
Hispanic or Latino	7,991 ±0	53.4% ±<0.1	39.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	5,191 ±79	34.7% ±0.5	39.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	1,389 ±190	9.3% ±1.3	11.9% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 111	0% to 0.7%	5.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 29	0% to 0.2%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 17	0% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 23	0% to 0.2%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	107 to 565	0.7% to 3.8%	3.1% ±<0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Karnes County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Texas	United States
Born in the state	12,436 ±405	83.1% ±2.7	58.3% ±0.1	57.3% ±<0.1
Born in another state	1,861 ±371	12.4% ±2.5	22.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	55 to 189	0.4% to 1.3%	1.7% ±<0.1	1.7% ±<0.1
Born abroad	549 ±232	3.7% ±1.5	17.6% ±0.1	14.1% ±<0.1
Naturalized citizens	104 to 406	0.7% to 2.7%	7.4% ±<0.1	7.4% ±<0.1
Not citizens	147 to 441	1.0% to 2.9%	10.2% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Karnes County among the counties of Texas

139th of 254 by population, July 2025. Every one is listed on the Texas page.

Counties of Texas near Karnes County in population, July 2025
County	July 2025	Change since 2020
Falls County	17,869	+5.5%
Robertson County	17,839	+6.4%
Leon County	16,894	+7.1%
Scurry County	16,162	−4.5%
Jackson County	15,393	+2.6%
Karnes County	15,018	+1.4%
Pecos County	14,560	−4.1%
Callahan County	14,491	+5.4%
Comanche County	14,432	+5.8%
Trinity County	14,384	+5.5%
Madison County	14,226	+5.7%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026