Demographics of Adams County, Ohio

Adams County, Ohio had 27,865 people on July 1, 2025, by the Census Bureau’s estimate: +414 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.

Adams County, in four figures

27,865
Population: July 1, 2025, Vintage 2025 estimate.; +1.5%
Change since July 2020: +414 people.; 42.1 ±0.7
Median age: ACS 2020–⁠2024.; $50,264 ±$4,725
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.

Adams County, Ohio's population grew 1.5% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Adams County, Ohio'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

Adams County, Ohio's population grew 1.5% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Adams County, Ohio'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	27,451	100.0	100.0
2021	27,581	100.5	100.2
2022	27,412	99.9	100.7
2023	27,512	100.2	101.6
2024	27,642	100.7	102.5
2025	27,865	101.5	103.1

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Population of Adams County, Ohio on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	27,451	−30	−21	0	−12
2021	27,581	+130	−80	+7	+186
2022	27,412	−169	−219	+35	+29
2023	27,512	+100	−55	+40	+122
2024	27,642	+130	−50	+35	+146
2025	27,865	+223	−52	+30	+246

Age, 2020–2024

The median age is 42.1 ±0.7: for men 41.4 ±1.9 and for women 42.4 ±0.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Adams County by age, ACS 2020–2024
Age	People	Share	Ohio	United States
Under 5	1,621 ±23	5.9% ±0.1	5.7% ±<0.1	5.6% ±<0.1
5 to 17	4,948 ±343	18.0% ±1.2	16.3% ±0.1	16.3% ±<0.1
18 to 24	2,223 ±253	8.1% ±0.9	8.9% ±0.1	9.1% ±<0.1
25 to 44	6,093 ±321	22.1% ±1.2	25.7% ±0.1	26.9% ±<0.1
45 to 64	7,426 ±412	27.0% ±1.5	25.1% ±0.1	24.8% ±<0.1
65 and over	5,229 ±406	19.0% ±1.5	18.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $50,264 ±$4,725, and income per person $25,916 ±$1,542, in 2024 dollars. The median is $71,389 ±$321 in Ohio and $80,734 ±$166 in the United States.

Households by income

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Households in Adams County by income, ACS 2020–2024
Household income	Households	Share	Ohio	United States
Under $25,000	2,813 ±387	27.0% ±3.6	16.3% ±0.2	14.6% ±<0.1
$25,000 to $49,999	2,381 ±310	22.8% ±2.9	19.1% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,762 ±284	16.9% ±2.7	16.9% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,248 ±261	12.0% ±2.5	13.1% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,322 ±278	12.7% ±2.6	17.1% ±0.1	17.5% ±<0.1
$150,000 to $199,999	606 ±183	5.8% ±1.7	8.3% ±0.1	9.6% ±<0.1
$200,000 or more	289 ±133	2.8% ±1.3	9.1% ±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 Adams County by age, ACS 2020–2024
Age	Below poverty	Rate	Ohio	United States
All ages	5,479 ±731	20.2% ±2.7	13.3% ±0.2	12.5% ±0.1
Under 18	1,829 ±328	28.8% ±4.5	17.8% ±0.3	16.1% ±0.1
18 to 59	2,553 ±394	18.5% ±2.7	12.7% ±0.2	11.6% ±0.1
60 and over	1,097 ±236	15.9% ±3.3	10.6% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Adams County, ACS 2020–2024
Measure	Adams County	Ohio	United States
Housing units	12,733 ±28	5,292,391 ±464	143,775,355 ±10,234
Occupied	81.8% ±2.5	91.9% ±0.2	89.9% ±0.1
Vacant	18.2% ±2.5	8.1% ±0.2	10.1% ±0.1
Owner occupied	71.7% ±3.0	67.2% ±0.3	65.2% ±0.3
Renter occupied	28.3% ±2.9	32.8% ±0.2	34.8% ±0.1
Median home value	$164,200 ±$8,697	$214,800 ±$742	$332,700 ±$236
Median gross rent	$732 ±$37	$1,034 ±$5	$1,413 ±$2
Median year built	1981 ±2	1970 ±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 Adams County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Ohio	United States
Hispanic or Latino	257 ±0	0.9% ±<0.1	4.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	26,370 ±70	95.8% ±0.3	75.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	49 to 171	0.2% to 0.6%	12.0% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	132 ±39	0.5% ±0.1	2.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 90	0% to 0.3%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 26	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 68	0% to 0.2%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	593 ±108	2.2% ±0.4	4.3% ±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 Adams County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Ohio	United States
Born in the state	21,785 ±576	79.1% ±2.1	74.6% ±0.1	57.3% ±<0.1
Born in another state	5,256 ±534	19.1% ±1.9	19.2% ±0.1	26.9% ±<0.1
Born a citizen outside the states	16 to 286	0.1% to 1.0%	1.0% ±<0.1	1.7% ±<0.1
Born abroad	348 ±136	1.3% ±0.5	5.2% ±0.1	14.1% ±<0.1
Naturalized citizens	138 ±62	0.5% ±0.2	2.8% ±<0.1	7.4% ±<0.1
Not citizens	78 to 342	0.3% to 1.2%	2.5% ±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%.

Adams County among the counties of Ohio

76th of 88 by population, July 2025. Every one is listed on the Ohio page.

Counties of Ohio near Adams County in population, July 2025
County	July 2025	Change since 2020
Jackson County	32,817	+0.4%
Hardin County	30,072	−2.1%
Gallia County	29,072	−0.5%
Van Wert County	29,013	+0.3%
Fayette County	28,552	−1.4%
Adams County	27,865	+1.5%
Henry County	27,598	−0.2%
Hocking County	27,512	−1.9%
Pike County	27,061	> −0.1%
Carroll County	26,475	−1.1%
Meigs County	21,587	−2.6%

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