Demographics of Caldwell County, Missouri

Caldwell County, Missouri had 9,012 people on July 1, 2025, by the Census Bureau’s estimate: +186 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.

Caldwell County, in four figures

9,012
Population: July 1, 2025, Vintage 2025 estimate.; +2.1%
Change since July 2020: +186 people.; 43.2 ±0.6
Median age: ACS 2020–⁠2024.; $64,806 ±$4,272
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.

Caldwell County, Missouri's population grew 2.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Caldwell County, Missouri'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

Caldwell County, Missouri's population grew 2.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Caldwell County, Missouri'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	8,826	100.0	100.0
2021	8,911	101.0	100.2
2022	8,945	101.3	100.7
2023	8,962	101.5	101.6
2024	8,971	101.6	102.5
2025	9,012	102.1	103.1

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Population of Caldwell County, Missouri on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	8,826	+11	+4	0	+5
2021	8,911	+85	−27	+1	+111
2022	8,945	+34	−31	+3	+67
2023	8,962	+17	−24	+4	+38
2024	8,971	+9	−34	+8	+36
2025	9,012	+41	−37	+8	+70

Age, 2020–2024

The median age is 43.2 ±0.6: for men 42.6 ±1.2 and for women 43.6 ±0.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Caldwell County by age, ACS 2020–2024
Age	People	Share	Missouri	United States
Under 5	483 ±9	5.4% ±0.1	5.8% ±<0.1	5.6% ±<0.1
5 to 17	1,617 ±106	18.1% ±1.2	16.6% ±0.1	16.3% ±<0.1
18 to 24	657 ±58	7.4% ±0.6	9.1% ±0.1	9.1% ±<0.1
25 to 44	1,985 ±115	22.2% ±1.3	26.0% ±0.1	26.9% ±<0.1
45 to 64	2,377 ±124	26.6% ±1.4	24.6% ±0.1	24.8% ±<0.1
65 and over	1,808 ±127	20.3% ±1.4	17.9% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $64,806 ±$4,272, and income per person $33,593 ±$2,232, in 2024 dollars. The median is $70,702 ±$325 in Missouri and $80,734 ±$166 in the United States.

Households by income

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Households in Caldwell County by income, ACS 2020–2024
Household income	Households	Share	Missouri	United States
Under $25,000	614 ±98	16.3% ±2.6	15.8% ±0.2	14.6% ±<0.1
$25,000 to $49,999	847 ±126	22.5% ±3.3	19.6% ±0.2	16.7% ±<0.1
$50,000 to $74,999	747 ±113	19.8% ±2.9	17.4% ±0.2	15.5% ±<0.1
$75,000 to $99,999	583 ±87	15.5% ±2.3	13.2% ±0.2	12.6% ±<0.1
$100,000 to $149,999	627 ±111	16.6% ±2.9	17.1% ±0.2	17.5% ±<0.1
$150,000 to $199,999	189 ±60	5.0% ±1.6	8.2% ±0.1	9.6% ±<0.1
$200,000 or more	162 ±49	4.3% ±1.3	8.7% ±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 Caldwell County by age, ACS 2020–2024
Age	Below poverty	Rate	Missouri	United States
All ages	897 ±167	10.3% ±1.9	12.6% ±0.2	12.5% ±0.1
Under 18	213 ±73	10.3% ±3.5	15.8% ±0.4	16.1% ±0.1
18 to 59	348 ±91	8.2% ±2.1	12.0% ±0.2	11.6% ±0.1
60 and over	336 ±70	14.3% ±2.8	10.9% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Caldwell County, ACS 2020–2024
Measure	Caldwell County	Missouri	United States
Housing units	4,275 ±27	2,825,287 ±1,043	143,775,355 ±10,234
Occupied	88.2% ±2.4	88.8% ±0.2	89.9% ±0.1
Vacant	11.8% ±2.4	11.2% ±0.2	10.1% ±0.1
Owner occupied	78.2% ±2.3	68.1% ±0.3	65.2% ±0.3
Renter occupied	21.8% ±2.8	31.9% ±0.2	34.8% ±0.1
Median home value	$166,500 ±$9,951	$230,300 ±$880	$332,700 ±$236
Median gross rent	$640 ±$51	$1,033 ±$6	$1,413 ±$2
Median year built	1974 ±2	1978 ±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 Caldwell County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Missouri	United States
Hispanic or Latino	203 ±0	2.3% ±<0.1	5.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	8,213 ±56	92.0% ±0.6	76.3% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	107 ±41	1.2% ±0.5	10.9% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	17 to 57	0.2% to 0.6%	2.1% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	7 to 39	0.1% to 0.4%	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 18	0% to 0.2%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 88	0% to 1.0%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	293 ±50	3.3% ±0.6	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 Caldwell County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Missouri	United States
Born in the state	6,554 ±181	73.4% ±2.0	65.6% ±0.2	57.3% ±<0.1
Born in another state	2,229 ±177	25.0% ±2.0	29.1% ±0.1	26.9% ±<0.1
Born a citizen outside the states	15 to 53	0.2% to 0.6%	0.8% ±<0.1	1.7% ±<0.1
Born abroad	110 ±38	1.2% ±0.4	4.5% ±0.1	14.1% ±<0.1
Naturalized citizens	22 to 70	0.2% to 0.8%	2.3% ±0.1	7.4% ±<0.1
Not citizens	32 to 96	0.4% to 1.1%	2.2% ±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%.

Caldwell County among the counties of Missouri

92nd of 115 by population, July 2025. Every one is listed on the Missouri page.

Counties of Missouri near Caldwell County in population, July 2025
County	July 2025	Change since 2020
DeKalb County	9,795	−15.6%
Grundy County	9,744	−0.2%
Iron County	9,318	−2.0%
Ozark County	9,172	+7.7%
Hickory County	9,044	+8.9%
Caldwell County	9,012	+2.1%
Monroe County	8,959	+3.1%
Oregon County	8,709	+1.2%
Daviess County	8,558	+1.5%
Carroll County	8,417	−0.6%
Maries County	8,397	−0.7%

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