Demographics of Kearny County, Kansas

Kearny County, Kansas had 3,888 people on July 1, 2025, by the Census Bureau’s estimate: −80 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.

Kearny County, in four figures

3,888
Population: July 1, 2025, Vintage 2025 estimate.; −2.0%
Change since July 2020: −80 people.; 37.1 ±1.6
Median age: ACS 2020–⁠2024.; $89,135 ±$17,102
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.

Kearny County, Kansas's population shrank 2.0% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Kearny County, Kansas'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

Kearny County, Kansas's population shrank 2.0% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Kearny County, Kansas'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	3,968	100.0	100.0
2021	3,905	98.4	100.2
2022	3,863	97.4	100.7
2023	3,817	96.2	101.6
2024	3,869	97.5	102.5
2025	3,888	98.0	103.1

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Population of Kearny County, Kansas on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	3,968	−20	+3	0	−20
2021	3,905	−63	+22	+4	−87
2022	3,863	−42	+17	0	−59
2023	3,817	−46	+13	+9	−71
2024	3,869	+52	+16	+54	−18
2025	3,888	+19	+18	+20	−20

Age, 2020–2024

The median age is 37.1 ±1.6: for men 34.0 ±5.1 and for women 38.6 ±2.1. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Kearny County by age, ACS 2020–2024
Age	People	Share	Kansas	United States
Under 5	270 ±48	7.0% ±1.2	6.0% ±<0.1	5.6% ±<0.1
5 to 17	829 ±147	21.5% ±3.8	17.8% ±0.1	16.3% ±<0.1
18 to 24	253 ±87	6.5% ±2.2	10.2% ±0.1	9.1% ±<0.1
25 to 44	1,049 ±161	27.1% ±4.2	25.8% ±0.1	26.9% ±<0.1
45 to 64	760 ±135	19.7% ±3.5	23.3% ±0.1	24.8% ±<0.1
65 and over	703 ±131	18.2% ±3.4	17.0% ±0.2	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $89,135 ±$17,102, and income per person $34,273 ±$3,167, in 2024 dollars. The median is $74,275 ±$475 in Kansas and $80,734 ±$166 in the United States.

Households by income

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Households in Kearny County by income, ACS 2020–2024
Household income	Households	Share	Kansas	United States
Under $25,000	38 to 134	2.7% to 9.4%	13.9% ±0.3	14.6% ±<0.1
$25,000 to $49,999	225 ±76	15.8% ±5.3	18.9% ±0.3	16.7% ±<0.1
$50,000 to $74,999	322 ±105	22.6% ±7.2	17.7% ±0.3	15.5% ±<0.1
$75,000 to $99,999	150 ±56	10.5% ±3.9	13.5% ±0.3	12.6% ±<0.1
$100,000 to $149,999	442 ±124	31.0% ±8.6	17.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	172 ±75	12.1% ±5.2	8.8% ±0.2	9.6% ±<0.1
$200,000 or more	9 to 51	0.6% to 3.6%	9.6% ±0.2	13.4% ±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%.

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 Kearny County by age, ACS 2020–2024
Age	Below poverty	Rate	Kansas	United States
All ages	82 to 260	2.2% to 6.9%	11.3% ±0.2	12.5% ±0.1
Under 18	12 to 82	1.2% to 7.4%	13.1% ±0.4	16.1% ±0.1
18 to 59	36 to 144	1.9% to 7.5%	11.5% ±0.2	11.6% ±0.1
60 and over	12 to 56	1.6% to 7.1%	9.0% ±0.3	11.0% ±<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%.

Housing, 2020–2024

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Housing in Kearny County, ACS 2020–2024
Measure	Kearny County	Kansas	United States
Housing units	1,578 ±32	1,293,635 ±880	143,775,355 ±10,234
Occupied	90.4% ±4.4	90.8% ±0.3	89.9% ±0.1
Vacant	9.6% ±4.2	9.2% ±0.3	10.1% ±0.1
Owner occupied	71.7% ±6.2	67.2% ±0.4	65.2% ±0.3
Renter occupied	28.3% ±6.5	32.8% ±0.3	34.8% ±0.1
Median home value	$200,900 ±$32,570	$217,200 ±$1,343	$332,700 ±$236
Median gross rent	$1,056 ±$98	$1,060 ±$7	$1,413 ±$2
Median year built	1972 ±6	1976 ±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 Kearny County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Kansas	United States
Hispanic or Latino	1,377 ±0	35.6% ±<0.1	13.6% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	2,261 ±40	58.5% ±1.0	72.7% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 11	0% to 0.3%	5.2% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	140 ±45	3.6% ±1.2	2.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 7	0% to 0.2%	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 11	0% to 0.3%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 63	0% to 1.6%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	6 to 100	0.2% to 2.6%	4.8% ±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 Kearny County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Kansas	United States
Born in the state	2,456 ±173	63.6% ±4.5	59.2% ±0.3	57.3% ±<0.1
Born in another state	716 ±131	18.5% ±3.4	32.4% ±0.2	26.9% ±<0.1
Born a citizen outside the states	0 to 30	0% to 0.8%	1.1% ±<0.1	1.7% ±<0.1
Born abroad	681 ±128	17.6% ±3.3	7.4% ±0.1	14.1% ±<0.1
Naturalized citizens	51 to 273	1.3% to 7.1%	3.2% ±0.1	7.4% ±<0.1
Not citizens	519 ±149	13.4% ±3.9	4.2% ±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%.

Kearny County among the counties of Kansas

73rd of 105 by population, July 2025. Every one is listed on the Kansas page.

Counties of Kansas near Kearny County in population, July 2025
County	July 2025	Change since 2020
Phillips County	4,728	−4.9%
Rooks County	4,646	−4.9%
Republic County	4,640	−0.8%
Barber County	4,083	−2.9%
Stafford County	4,005	−1.4%
Kearny County	3,888	−2.0%
Meade County	3,852	−5.1%
Haskell County	3,599	−4.2%
Smith County	3,566	0%
Chautauqua County	3,321	−1.9%
Osborne County	3,285	−5.8%

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