Demographics of Keokuk County, Iowa

Keokuk County, Iowa had 9,797 people on July 1, 2025, by the Census Bureau’s estimate: −203 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.

Keokuk County, in four figures

9,797
Population: July 1, 2025, Vintage 2025 estimate.; −2.0%
Change since July 2020: −203 people.; 43.4 ±0.6
Median age: ACS 2020–⁠2024.; $62,329 ±$4,405
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.

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

The July 1 estimate of Keokuk 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

Keokuk County, Iowa's population shrank 2.0% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Keokuk 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	10,000	100.0	100.0
2021	9,902	99.0	100.2
2022	9,880	98.8	100.7
2023	9,931	99.3	101.6
2024	9,804	98.0	102.5
2025	9,797	98.0	103.1

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Population of Keokuk 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	10,000	−23	0	0	−21
2021	9,902	−98	−70	+2	−33
2022	9,880	−22	−51	+7	+29
2023	9,931	+51	−6	+5	+54
2024	9,804	−127	−31	+7	−105
2025	9,797	−7	−39	+1	+31

Age, 2020–2024

The median age is 43.4 ±0.6: for men 42.4 ±0.9 and for women 44.6 ±0.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Keokuk County by age, ACS 2020–2024
Age	People	Share	Iowa	United States
Under 5	517 ±21	5.2% ±0.2	5.9% ±<0.1	5.6% ±<0.1
5 to 17	1,702 ±126	17.2% ±1.3	17.0% ±0.1	16.3% ±<0.1
18 to 24	748 ±112	7.5% ±1.1	10.0% ±0.1	9.1% ±<0.1
25 to 44	2,223 ±116	22.4% ±1.2	25.1% ±0.1	26.9% ±<0.1
45 to 64	2,501 ±128	25.2% ±1.3	23.9% ±0.1	24.8% ±<0.1
65 and over	2,233 ±147	22.5% ±1.5	18.1% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $62,329 ±$4,405, and income per person $35,153 ±$2,126, 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 Keokuk County by income, ACS 2020–2024
Household income	Households	Share	Iowa	United States
Under $25,000	758 ±119	18.6% ±2.9	13.9% ±0.2	14.6% ±<0.1
$25,000 to $49,999	795 ±122	19.5% ±3.0	18.5% ±0.3	16.7% ±<0.1
$50,000 to $74,999	777 ±122	19.1% ±2.9	17.5% ±0.3	15.5% ±<0.1
$75,000 to $99,999	585 ±85	14.4% ±2.1	14.0% ±0.3	12.6% ±<0.1
$100,000 to $149,999	677 ±90	16.6% ±2.2	18.7% ±0.3	17.5% ±<0.1
$150,000 to $199,999	275 ±57	6.8% ±1.4	8.8% ±0.2	9.6% ±<0.1
$200,000 or more	201 ±55	4.9% ±1.3	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 Keokuk County by age, ACS 2020–2024
Age	Below poverty	Rate	Iowa	United States
All ages	1,184 ±287	12.1% ±2.9	11.1% ±0.2	12.5% ±0.1
Under 18	268 ±83	12.4% ±3.8	12.9% ±0.3	16.1% ±0.1
18 to 59	558 ±159	12.1% ±3.4	11.4% ±0.3	11.6% ±0.1
60 and over	358 ±96	12.1% ±3.2	8.8% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Keokuk County, ACS 2020–2024
Measure	Keokuk County	Iowa	United States
Housing units	4,647 ±25	1,437,699 ±523	143,775,355 ±10,234
Occupied	87.5% ±2.2	91.5% ±0.3	89.9% ±0.1
Vacant	12.5% ±2.3	8.5% ±0.3	10.1% ±0.1
Owner occupied	81.3% ±2.3	71.7% ±0.3	65.2% ±0.3
Renter occupied	18.7% ±2.5	28.3% ±0.3	34.8% ±0.1
Median home value	$118,700 ±$6,126	$208,000 ±$1,141	$332,700 ±$236
Median gross rent	$828 ±$62	$972 ±$6	$1,413 ±$2
Median year built	1950 ±7	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 Keokuk County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Iowa	United States
Hispanic or Latino	233 ±0	2.3% ±<0.1	7.3% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	9,387 ±29	94.6% ±0.3	82.3% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	7 to 45	0.1% to 0.5%	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	4 to 36	< 0.1% to 0.4%	2.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 15	0% to 0.2%	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 15	0% to 0.2%	0.2% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	5 to 55	0.1% to 0.6%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	228 ±28	2.3% ±0.3	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 Keokuk County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Iowa	United States
Born in the state	8,564 ±189	86.3% ±1.9	69.6% ±0.2	57.3% ±<0.1
Born in another state	1,244 ±181	12.5% ±1.8	23.8% ±0.2	26.9% ±<0.1
Born a citizen outside the states	4 to 26	< 0.1% to 0.3%	0.7% ±<0.1	1.7% ±<0.1
Born abroad	101 ±29	1.0% ±0.3	5.9% ±0.1	14.1% ±<0.1
Naturalized citizens	21 to 77	0.2% to 0.8%	2.6% ±0.1	7.4% ±<0.1
Not citizens	52 ±22	0.5% ±0.2	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%.

Keokuk County among the counties of Iowa

74th of 99 by population, July 2025. Every one is listed on the Iowa page.

Counties of Iowa near Keokuk County in population, July 2025
County	July 2025	Change since 2020
Hancock County	10,528	−2.2%
Louisa County	10,416	−3.8%
Winnebago County	10,251	−3.8%
Montgomery County	10,002	−3.2%
Franklin County	9,868	−1.2%
Keokuk County	9,797	−2.0%
Clarke County	9,574	−1.6%
Calhoun County	9,562	−3.4%
Sac County	9,525	−2.7%
Howard County	9,415	−0.8%
Humboldt County	9,409	−2.0%

Elsewhere on the site

Rankings this appears in

No. 1 Counties in Iowa by homeownership rate
No. 3 Counties in Iowa by poverty rate
No. 13 Counties in Iowa by median age
No. 14 Counties in Iowa by median rent
No. 34 Counties in Iowa by per capita income
No. 45 Counties in Iowa by median household income

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