Demographics of Chickasaw County, Iowa

Chickasaw County, Iowa had 11,663 people on July 1, 2025, by the Census Bureau’s estimate: −332 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.

Chickasaw County, in four figures

11,663
Population: July 1, 2025, Vintage 2025 estimate.; −2.8%
Change since July 2020: −332 people.; 43.1 ±0.9
Median age: ACS 2020–⁠2024.; $75,675 ±$4,902
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.

Chickasaw County, Iowa's population shrank 2.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Chickasaw County, Iowa'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).

Source: The Census Bureau

About this chart

The figures

Chickasaw County, Iowa's population shrank 2.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Chickasaw County, Iowa'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	11,995	100.0	100.0
2021	11,896	99.2	100.2
2022	11,765	98.1	100.7
2023	11,713	97.6	101.6
2024	11,724	97.7	102.5
2025	11,663	97.2	103.1

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Population of Chickasaw County, Iowa on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	11,995	−23	+7	0	−28
2021	11,896	−99	−35	−1	−65
2022	11,765	−131	−18	+50	−163
2023	11,713	−52	−23	+66	−97
2024	11,724	+11	−25	+64	−28
2025	11,663	−61	−31	+32	−63

Age, 2020–2024

The median age is 43.1 ±0.9: for men 42.1 ±1.6 and for women 44.3 ±1.1. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Chickasaw County by age, ACS 2020–2024
Age	People	Share	Iowa	United States
Under 5	737 ±105	6.2% ±0.9	5.9% ±<0.1	5.6% ±<0.1
5 to 17	2,006 ±178	17.0% ±1.5	17.0% ±0.1	16.3% ±<0.1
18 to 24	887 ±114	7.5% ±1.0	10.0% ±0.1	9.1% ±<0.1
25 to 44	2,529 ±192	21.4% ±1.6	25.1% ±0.1	26.9% ±<0.1
45 to 64	2,977 ±237	25.2% ±2.0	23.9% ±0.1	24.8% ±<0.1
65 and over	2,671 ±230	22.6% ±1.9	18.1% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $75,675 ±$4,902, and income per person $38,184 ±$2,403, in 2024 dollars. The median is $75,059 ±$418 in Iowa and $80,734 ±$166 in the United States.

Households by income

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Households in Chickasaw County by income, ACS 2020–2024
Household income	Households	Share	Iowa	United States
Under $25,000	733 ±151	14.7% ±2.8	13.9% ±0.2	14.6% ±<0.1
$25,000 to $49,999	911 ±164	18.2% ±3.0	18.5% ±0.3	16.7% ±<0.1
$50,000 to $74,999	824 ±162	16.5% ±3.0	17.5% ±0.3	15.5% ±<0.1
$75,000 to $99,999	918 ±162	18.4% ±2.9	14.0% ±0.3	12.6% ±<0.1
$100,000 to $149,999	926 ±161	18.5% ±2.9	18.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	375 ±108	7.5% ±2.1	8.8% ±0.2	9.6% ±<0.1
$200,000 or more	310 ±83	6.2% ±1.6	8.6% ±0.2	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 Chickasaw County by age, ACS 2020–2024
Age	Below poverty	Rate	Iowa	United States
All ages	1,022 ±296	8.8% ±2.6	11.1% ±0.2	12.5% ±0.1
Under 18	243 ±118	9.1% ±4.4	12.9% ±0.3	16.1% ±0.1
18 to 59	500 ±185	9.5% ±3.5	11.4% ±0.3	11.6% ±0.1
60 and over	279 ±74	7.6% ±2.0	8.8% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Chickasaw County, ACS 2020–2024
Measure	Chickasaw County	Iowa	United States
Housing units	5,542 ±344	1,437,699 ±523	143,775,355 ±10,234
Occupied	90.2% ±4.4	91.5% ±0.3	89.9% ±0.1
Vacant	9.8% ±2.7	8.5% ±0.3	10.1% ±0.1
Owner occupied	80.9% ±8.6	71.7% ±0.3	65.2% ±0.3
Renter occupied	19.1% ±3.8	28.3% ±0.3	34.8% ±0.1
Median home value	$182,600 ±$18,153	$208,000 ±$1,141	$332,700 ±$236
Median gross rent	$738 ±$60	$972 ±$6	$1,413 ±$2
Median year built	1966 ±5	1972 ±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 Chickasaw County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Iowa	United States
Hispanic or Latino	545 ±0	4.6% ±<0.1	7.3% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	10,930 ±87	92.6% ±0.7	82.3% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	26 to 102	0.2% to 0.9%	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 7	0% to 0.1%	2.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 93	0% to 0.8%	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 16	0% to 0.1%	0.2% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 31	0% to 0.3%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	205 ±100	1.7% ±0.8	3.5% ±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 Chickasaw County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Iowa	United States
Born in the state	9,773 ±284	82.8% ±2.4	69.6% ±0.2	57.3% ±<0.1
Born in another state	1,668 ±297	14.1% ±2.5	23.8% ±0.2	26.9% ±<0.1
Born a citizen outside the states	0 to 49	0% to 0.4%	0.7% ±<0.1	1.7% ±<0.1
Born abroad	351 ±167	3.0% ±1.4	5.9% ±0.1	14.1% ±<0.1
Naturalized citizens	0 to 41	0% to 0.3%	2.6% ±0.1	7.4% ±<0.1
Not citizens	159 to 505	1.3% to 4.3%	3.3% ±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%.

Chickasaw County among the counties of Iowa

65th of 99 by population, July 2025. Every one is listed on the Iowa page.

Counties of Iowa near Chickasaw County in population, July 2025
County	July 2025	Change since 2020
Grundy County	12,361	+0.2%
Lyon County	12,354	+3.6%
Appanoose County	12,077	−1.7%
Union County	11,829	−2.5%
Shelby County	11,689	−0.2%
Chickasaw County	11,663	−2.8%
Cherokee County	11,369	−2.4%
Guthrie County	10,782	+1.6%
Mitchell County	10,650	+0.6%
Hancock County	10,528	−2.2%
Louisa County	10,416	−3.8%

Elsewhere on the site

Rankings this appears in

No. 8 Counties by homeownership rate
No. 65 Counties by population in Iowa
No. 86 Counties by population growth in Iowa

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

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026