Demographics of Sidney city, Ohio

Sidney city, Ohio had 20,124 people on July 1, 2025, by the Census Bureau’s estimate: −417 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Sidney city, in four figures

20,124
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 20,501 ±439.; −2.0%
Change since July 2020: −417 people.; 40.7 ±2.1
Median age: ACS 2020–⁠2024.; $60,668 ±$5,893
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Sidney city, Ohio's population shrank 2.0% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Sidney city, 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).

Source: The Census Bureau

About this chart

The figures

Sidney city, Ohio's population shrank 2.0% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Sidney city, 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	20,541	100.0	100.0
2021	20,439	99.5	100.2
2022	20,301	98.8	100.7
2023	20,341	99.0	101.6
2024	20,421	99.4	102.5
2025	20,124	98.0	103.1

Population of Sidney city, Ohio on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	20,541	—
2021	20,439	−102
2022	20,301	−138
2023	20,341	+40
2024	20,421	+80
2025	20,124	−297

Age, 2020–2024

The median age is 40.7 ±2.1: for men 39.4 ±3.4 and for women 41.9 ±2.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Sidney city by age, ACS 2020–2024
Age	People	Share	Ohio	United States
Under 5	1,253 ±164	6.1% ±0.8	5.7% ±<0.1	5.6% ±<0.1
5 to 17	3,467 ±397	16.9% ±1.9	16.3% ±0.1	16.3% ±<0.1
18 to 24	1,916 ±342	9.3% ±1.7	8.9% ±0.1	9.1% ±<0.1
25 to 44	4,663 ±439	22.7% ±2.1	25.7% ±0.1	26.9% ±<0.1
45 to 64	5,282 ±482	25.8% ±2.3	25.1% ±0.1	24.8% ±<0.1
65 and over	3,920 ±422	19.1% ±2.0	18.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $60,668 ±$5,893, and income per person $34,138 ±$2,628, 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 Sidney city by income, ACS 2020–2024
Household income	Households	Share	Ohio	United States
Under $25,000	1,200 ±305	13.5% ±3.4	16.3% ±0.2	14.6% ±<0.1
$25,000 to $49,999	2,530 ±401	28.4% ±4.4	19.1% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,742 ±312	19.6% ±3.4	16.9% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,432 ±321	16.1% ±3.6	13.1% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,060 ±283	11.9% ±3.2	17.1% ±0.1	17.5% ±<0.1
$150,000 to $199,999	555 ±165	6.2% ±1.8	8.3% ±0.1	9.6% ±<0.1
$200,000 or more	385 ±145	4.3% ±1.6	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 Sidney city by age, ACS 2020–2024
Age	Below poverty	Rate	Ohio	United States
All ages	2,877 ±651	14.2% ±3.2	13.3% ±0.2	12.5% ±0.1
Under 18	959 ±251	20.6% ±5.0	17.8% ±0.3	16.1% ±0.1
18 to 59	1,391 ±371	13.1% ±3.4	12.7% ±0.2	11.6% ±0.1
60 and over	527 ±185	10.5% ±3.5	10.6% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Sidney city, ACS 2020–2024
Measure	Sidney city	Ohio	United States
Housing units	9,433 ±322	5,292,391 ±464	143,775,355 ±10,234
Occupied	94.4% ±1.4	91.9% ±0.2	89.9% ±0.1
Vacant	5.6% ±2.3	8.1% ±0.2	10.1% ±0.1
Owner occupied	62.0% ±3.8	67.2% ±0.3	65.2% ±0.3
Renter occupied	38.0% ±4.0	32.8% ±0.2	34.8% ±0.1
Median home value	$169,900 ±$10,481	$214,800 ±$742	$332,700 ±$236
Median gross rent	$869 ±$72	$1,034 ±$5	$1,413 ±$2
Median year built	1971 ±3	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 Sidney city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Ohio	United States
Hispanic or Latino	460 ±57	2.2% ±0.3	4.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	17,626 ±438	86.0% ±1.1	75.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	1,006 ±180	4.9% ±0.9	12.0% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	72 to 304	0.4% to 1.5%	2.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 28	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 24	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 24	0% to 0.1%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,210 ±213	5.9% ±1.0	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 Sidney city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Ohio	United States
Born in the state	16,000 ±724	78.0% ±3.1	74.6% ±0.1	57.3% ±<0.1
Born in another state	3,727 ±522	18.2% ±2.5	19.2% ±0.1	26.9% ±<0.1
Born a citizen outside the states	148 to 482	0.7% to 2.4%	1.0% ±<0.1	1.7% ±<0.1
Born abroad	459 ±203	2.2% ±1.0	5.2% ±0.1	14.1% ±<0.1
Naturalized citizens	78 to 386	0.4% to 1.9%	2.8% ±<0.1	7.4% ±<0.1
Not citizens	80 to 374	0.4% to 1.8%	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%.

Sidney city among the places of Ohio

85th of 292 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Ohio page.

Places of Ohio near Sidney city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Rocky River city	21,490 ±27
Alliance city	21,478 ±42
Piqua city	20,646 ±20
Parma Heights city	20,581 ±25
Painesville city	20,548 ±36
Sidney city	20,501 ±439
Forest Park city	20,025 ±30
Mayfield Heights city	20,022 ±30
Whitehall city	20,019 ±47
Springboro city	19,980 ±561
Miamisburg city	19,948 ±49

Sources

Census Bureau population estimates — incorporated places and New England towns — 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

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026