Demographics of Dearborn County, Indiana

Dearborn County, Indiana had 51,609 people on July 1, 2025, by the Census Bureau’s estimate: +855 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.

Dearborn County, in four figures

51,609
Population: July 1, 2025, Vintage 2025 estimate.; +1.7%
Change since July 2020: +855 people.; 42.1 ±0.7
Median age: ACS 2020–⁠2024.; $84,735 ±$3,556
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.

Dearborn County, Indiana's population grew 1.7% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Dearborn County, Indiana'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

Dearborn County, Indiana's population grew 1.7% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Dearborn County, Indiana'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	50,754	100.0	100.0
2021	50,875	100.2	100.2
2022	50,978	100.4	100.7
2023	51,527	101.5	101.6
2024	51,714	101.9	102.5
2025	51,609	101.7	103.1

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Population of Dearborn County, Indiana on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	50,754	+78	+5	0	+58
2021	50,875	+121	−82	+3	+150
2022	50,978	+103	−128	+13	+248
2023	51,527	+549	+60	+12	+485
2024	51,714	+187	+22	+24	+152
2025	51,609	−105	−37	−14	−55

Age, 2020–2024

The median age is 42.1 ±0.7: for men 40.8 ±0.8 and for women 43.5 ±1.0. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Dearborn County by age, ACS 2020–2024
Age	People	Share	Indiana	United States
Under 5	2,782 ±88	5.4% ±0.2	6.0% ±<0.1	5.6% ±<0.1
5 to 17	8,394 ±463	16.4% ±0.9	17.3% ±0.1	16.3% ±<0.1
18 to 24	3,963 ±332	7.8% ±0.6	9.6% ±0.1	9.1% ±<0.1
25 to 44	11,879 ±467	23.2% ±0.9	25.8% ±0.1	26.9% ±<0.1
45 to 64	14,238 ±504	27.9% ±1.0	24.5% ±0.1	24.8% ±<0.1
65 and over	9,838 ±568	19.3% ±1.1	16.8% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $84,735 ±$3,556, and income per person $39,922 ±$1,882, in 2024 dollars. The median is $71,957 ±$352 in Indiana and $80,734 ±$166 in the United States.

Households by income

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Households in Dearborn County by income, ACS 2020–2024
Household income	Households	Share	Indiana	United States
Under $25,000	2,676 ±395	13.2% ±1.9	15.0% ±0.2	14.6% ±<0.1
$25,000 to $49,999	3,284 ±433	16.2% ±2.1	19.4% ±0.2	16.7% ±<0.1
$50,000 to $74,999	3,176 ±389	15.7% ±1.9	17.7% ±0.2	15.5% ±<0.1
$75,000 to $99,999	2,869 ±411	14.1% ±2.0	13.9% ±0.2	12.6% ±<0.1
$100,000 to $149,999	4,617 ±543	22.8% ±2.7	17.5% ±0.2	17.5% ±<0.1
$150,000 to $199,999	2,172 ±294	10.7% ±1.4	8.3% ±0.1	9.6% ±<0.1
$200,000 or more	1,488 ±257	7.3% ±1.3	8.2% ±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 Dearborn County by age, ACS 2020–2024
Age	Below poverty	Rate	Indiana	United States
All ages	3,849 ±611	7.6% ±1.2	12.3% ±0.2	12.5% ±0.1
Under 18	875 ±243	8.0% ±2.2	16.0% ±0.3	16.1% ±0.1
18 to 59	1,775 ±332	6.8% ±1.3	11.9% ±0.2	11.6% ±0.1
60 and over	1,199 ±257	9.1% ±1.9	9.6% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Dearborn County, ACS 2020–2024
Measure	Dearborn County	Indiana	United States
Housing units	21,098 ±53	2,976,568 ±617	143,775,355 ±10,234
Occupied	96.1% ±1.2	91.2% ±0.2	89.9% ±0.1
Vacant	3.9% ±1.2	8.8% ±0.2	10.1% ±0.1
Owner occupied	85.2% ±1.3	70.6% ±0.3	65.2% ±0.3
Renter occupied	14.8% ±1.5	29.4% ±0.3	34.8% ±0.1
Median home value	$243,400 ±$7,729	$218,200 ±$739	$332,700 ±$236
Median gross rent	$845 ±$73	$1,062 ±$5	$1,413 ±$2
Median year built	1982 ±3	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 Dearborn County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Indiana	United States
Hispanic or Latino	795 ±0	1.6% ±<0.1	8.6% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	48,064 ±460	94.1% ±0.9	75.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	36 to 242	0.1% to 0.5%	9.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	273 ±48	0.5% ±0.1	2.6% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 30	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 30	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	46 to 582	0.1% to 1.1%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,509 ±442	3.0% ±0.9	3.8% ±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 Dearborn County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Indiana	United States
Born in the state	19,824 ±1,001	38.8% ±2.0	67.0% ±0.2	57.3% ±<0.1
Born in another state	30,660 ±1,011	60.0% ±2.0	25.8% ±0.2	26.9% ±<0.1
Born a citizen outside the states	54 to 188	0.1% to 0.4%	0.8% ±<0.1	1.7% ±<0.1
Born abroad	489 ±121	1.0% ±0.2	6.3% ±0.1	14.1% ±<0.1
Naturalized citizens	314 ±101	0.6% ±0.2	2.6% ±0.1	7.4% ±<0.1
Not citizens	71 to 279	0.1% to 0.5%	3.7% ±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%.

Dearborn County among the counties of Indiana

28th of 92 by population, July 2025. Every one is listed on the Indiana page.

Counties of Indiana near Dearborn County in population, July 2025
County	July 2025	Change since 2020
Boone County	80,689	+13.5%
Morgan County	74,967	+4.3%
Warrick County	66,803	+4.4%
Grant County	66,524	< +0.1%
Wayne County	66,169	−0.5%
Dearborn County	51,609	+1.7%
Henry County	49,137	+0.5%
Noble County	47,937	+1.0%
Jackson County	47,370	+1.9%
Marshall County	46,599	+1.2%
Shelby County	45,882	+1.8%

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