Demographics of Jefferson County, Ohio

Jefferson County, Ohio had 63,597 people on July 1, 2025, by the Census Bureau’s estimate: −1,562 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.

Jefferson County, in four figures

63,597
Population: July 1, 2025, Vintage 2025 estimate.; −2.4%
Change since July 2020: −1,562 people.; 44.3 ±0.4
Median age: ACS 2020–⁠2024.; $59,055 ±$1,641
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.

Jefferson County, Ohio's population shrank 2.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Jefferson 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

Jefferson County, Ohio's population shrank 2.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Jefferson 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	65,159	100.0	100.0
2021	65,062	99.9	100.2
2022	64,149	98.4	100.7
2023	64,092	98.4	101.6
2024	63,868	98.0	102.5
2025	63,597	97.6	103.1

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Population of Jefferson 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	65,159	−71	−61	0	−22
2021	65,062	−97	−502	+4	+370
2022	64,149	−913	−571	+20	−334
2023	64,092	−57	−328	+39	+242
2024	63,868	−224	−445	+25	+206
2025	63,597	−271	−473	+12	+191

Age, 2020–2024

The median age is 44.3 ±0.4: for men 41.9 ±0.6 and for women 46.1 ±0.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Jefferson County by age, ACS 2020–2024
Age	People	Share	Ohio	United States
Under 5	3,179 ±136	4.9% ±0.2	5.7% ±<0.1	5.6% ±<0.1
5 to 17	9,348 ±440	14.5% ±0.7	16.3% ±0.1	16.3% ±<0.1
18 to 24	6,198 ±385	9.6% ±0.6	8.9% ±0.1	9.1% ±<0.1
25 to 44	14,066 ±430	21.8% ±0.7	25.7% ±0.1	26.9% ±<0.1
45 to 64	17,214 ±589	26.7% ±0.9	25.1% ±0.1	24.8% ±<0.1
65 and over	14,513 ±623	22.5% ±1.0	18.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $59,055 ±$1,641, and income per person $32,081 ±$1,153, 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 Jefferson County by income, ACS 2020–2024
Household income	Households	Share	Ohio	United States
Under $25,000	5,867 ±523	21.6% ±1.9	16.3% ±0.2	14.6% ±<0.1
$25,000 to $49,999	5,661 ±476	20.9% ±1.7	19.1% ±0.2	16.7% ±<0.1
$50,000 to $74,999	5,321 ±442	19.6% ±1.6	16.9% ±0.1	15.5% ±<0.1
$75,000 to $99,999	3,540 ±374	13.0% ±1.4	13.1% ±0.1	12.6% ±<0.1
$100,000 to $149,999	4,258 ±394	15.7% ±1.4	17.1% ±0.1	17.5% ±<0.1
$150,000 to $199,999	1,571 ±286	5.8% ±1.1	8.3% ±0.1	9.6% ±<0.1
$200,000 or more	925 ±171	3.4% ±0.6	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 Jefferson County by age, ACS 2020–2024
Age	Below poverty	Rate	Ohio	United States
All ages	10,234 ±895	16.5% ±1.4	13.3% ±0.2	12.5% ±0.1
Under 18	2,905 ±365	23.4% ±2.7	17.8% ±0.3	16.1% ±0.1
18 to 59	4,934 ±525	16.0% ±1.6	12.7% ±0.2	11.6% ±0.1
60 and over	2,395 ±317	12.6% ±1.6	10.6% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Jefferson County, ACS 2020–2024
Measure	Jefferson County	Ohio	United States
Housing units	31,025 ±62	5,292,391 ±464	143,775,355 ±10,234
Occupied	87.5% ±1.3	91.9% ±0.2	89.9% ±0.1
Vacant	12.5% ±1.2	8.1% ±0.2	10.1% ±0.1
Owner occupied	70.5% ±1.7	67.2% ±0.3	65.2% ±0.3
Renter occupied	29.5% ±1.8	32.8% ±0.2	34.8% ±0.1
Median home value	$127,800 ±$6,611	$214,800 ±$742	$332,700 ±$236
Median gross rent	$835 ±$26	$1,034 ±$5	$1,413 ±$2
Median year built	1958 ±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 Jefferson County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Ohio	United States
Hispanic or Latino	1,243 ±0	1.9% ±<0.1	4.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	57,055 ±204	88.4% ±0.3	75.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	3,288 ±315	5.1% ±0.5	12.0% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	374 ±88	0.6% ±0.1	2.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	10 to 54	< 0.1% 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	108 to 384	0.2% to 0.6%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	2,280 ±341	3.5% ±0.5	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 Jefferson County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Ohio	United States
Born in the state	41,658 ±1,012	64.6% ±1.6	74.6% ±0.1	57.3% ±<0.1
Born in another state	21,715 ±999	33.7% ±1.5	19.2% ±0.1	26.9% ±<0.1
Born a citizen outside the states	392 ±170	0.6% ±0.3	1.0% ±<0.1	1.7% ±<0.1
Born abroad	753 ±210	1.2% ±0.3	5.2% ±0.1	14.1% ±<0.1
Naturalized citizens	474 ±141	0.7% ±0.2	2.8% ±<0.1	7.4% ±<0.1
Not citizens	135 to 423	0.2% to 0.7%	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%.

Jefferson County among the counties of Ohio

40th of 88 by population, July 2025. Every one is listed on the Ohio page.

Counties of Ohio near Jefferson County in population, July 2025
County	July 2025	Change since 2020
Erie County	73,296	−2.9%
Scioto County	71,365	−3.4%
Marion County	65,115	−0.4%
Belmont County	64,434	−2.8%
Knox County	64,002	+1.9%
Jefferson County	63,597	−2.4%
Athens County	63,197	+1.3%
Pickaway County	62,978	+7.4%
Sandusky County	58,655	−0.4%
Washington County	58,389	−2.1%
Huron County	58,250	−0.4%

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