Demographics of Butler County, Missouri

Butler County, Missouri had 41,904 people on July 1, 2025, by the Census Bureau’s estimate: −160 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.

Butler County, in four figures

41,904
Population: July 1, 2025, Vintage 2025 estimate.; −0.4%
Change since July 2020: −160 people.; 39.5 ±1.1
Median age: ACS 2020–⁠2024.; $49,089 ±$3,075
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.

Butler County, Missouri's population shrank 0.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Butler 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

Butler County, Missouri's population shrank 0.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Butler 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	42,064	100.0	100.0
2021	42,167	100.2	100.2
2022	42,133	100.2	100.7
2023	41,925	99.7	101.6
2024	41,899	99.6	102.5
2025	41,904	99.6	103.1

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Population of Butler 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	42,064	−68	−4	0	−69
2021	42,167	+103	−164	+3	+232
2022	42,133	−34	−228	+1	+206
2023	41,925	−208	−138	+10	−69
2024	41,899	−26	−116	+28	+64
2025	41,904	+5	−130	+21	+112

Age, 2020–2024

The median age is 39.5 ±1.1: for men 37.5 ±0.6 and for women 41.7 ±0.9. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Butler County by age, ACS 2020–2024
Age	People	Share	Missouri	United States
Under 5	2,714 ±201	6.5% ±0.5	5.8% ±<0.1	5.6% ±<0.1
5 to 17	7,066 ±402	16.8% ±1.0	16.6% ±0.1	16.3% ±<0.1
18 to 24	3,479 ±324	8.3% ±0.8	9.1% ±0.1	9.1% ±<0.1
25 to 44	10,165 ±513	24.2% ±1.2	26.0% ±0.1	26.9% ±<0.1
45 to 64	10,412 ±505	24.8% ±1.2	24.6% ±0.1	24.8% ±<0.1
65 and over	8,184 ±555	19.5% ±1.3	17.9% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $49,089 ±$3,075, and income per person $27,431 ±$1,393, 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 Butler County by income, ACS 2020–2024
Household income	Households	Share	Missouri	United States
Under $25,000	4,054 ±470	24.4% ±2.8	15.8% ±0.2	14.6% ±<0.1
$25,000 to $49,999	4,412 ±542	26.6% ±3.2	19.6% ±0.2	16.7% ±<0.1
$50,000 to $74,999	3,011 ±428	18.1% ±2.5	17.4% ±0.2	15.5% ±<0.1
$75,000 to $99,999	1,891 ±362	11.4% ±2.2	13.2% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,927 ±344	11.6% ±2.1	17.1% ±0.2	17.5% ±<0.1
$150,000 to $199,999	689 ±185	4.2% ±1.1	8.2% ±0.1	9.6% ±<0.1
$200,000 or more	610 ±197	3.7% ±1.2	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 Butler County by age, ACS 2020–2024
Age	Below poverty	Rate	Missouri	United States
All ages	8,439 ±998	20.5% ±2.4	12.6% ±0.2	12.5% ±0.1
Under 18	2,335 ±419	24.7% ±4.0	15.8% ±0.4	16.1% ±0.1
18 to 59	4,249 ±649	20.8% ±3.0	12.0% ±0.2	11.6% ±0.1
60 and over	1,855 ±313	16.4% ±2.7	10.9% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Butler County, ACS 2020–2024
Measure	Butler County	Missouri	United States
Housing units	19,303 ±32	2,825,287 ±1,043	143,775,355 ±10,234
Occupied	86.0% ±2.1	88.8% ±0.2	89.9% ±0.1
Vacant	14.0% ±2.1	11.2% ±0.2	10.1% ±0.1
Owner occupied	64.6% ±2.8	68.1% ±0.3	65.2% ±0.3
Renter occupied	35.4% ±2.9	31.9% ±0.2	34.8% ±0.1
Median home value	$145,100 ±$7,701	$230,300 ±$880	$332,700 ±$236
Median gross rent	$780 ±$39	$1,033 ±$6	$1,413 ±$2
Median year built	1981 ±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 Butler County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Missouri	United States
Hispanic or Latino	1,035 ±0	2.5% ±<0.1	5.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	36,091 ±386	85.9% ±0.9	76.3% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	1,978 ±294	4.7% ±0.7	10.9% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	64 to 306	0.2% to 0.7%	2.1% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	19 to 137	< 0.1% to 0.3%	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 6	0% to < 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 566	0% to 1.3%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	2,417 ±317	5.8% ±0.8	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 Butler County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Missouri	United States
Born in the state	30,079 ±806	71.6% ±1.9	65.6% ±0.2	57.3% ±<0.1
Born in another state	11,089 ±756	26.4% ±1.8	29.1% ±0.1	26.9% ±<0.1
Born a citizen outside the states	517 ±246	1.2% ±0.6	0.8% ±<0.1	1.7% ±<0.1
Born abroad	335 ±162	0.8% ±0.4	4.5% ±0.1	14.1% ±<0.1
Naturalized citizens	85 to 299	0.2% to 0.7%	2.3% ±0.1	7.4% ±<0.1
Not citizens	25 to 261	0.1% to 0.6%	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%.

Butler County among the counties of Missouri

28th of 115 by population, July 2025. Every one is listed on the Missouri page.

Counties of Missouri near Butler County in population, July 2025
County	July 2025	Change since 2020
Callaway County	45,765	+3.2%
Phelps County	45,247	+1.6%
Pettis County	44,254	+2.9%
Camden County	44,047	+2.9%
Webster County	43,054	+10.4%
Butler County	41,904	−0.4%
Howell County	40,798	+2.5%
Lawrence County	39,401	+3.7%
Warren County	39,016	+9.2%
Scott County	37,975	−0.1%
Laclede County	36,943	+2.5%

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