Sidney, Ohio Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Sidney, Ohio is 20,457 as of the 2023 American Community Survey, making it the 84th-largest city in Ohio. The median household income is $59,560, the median home value is $159,300, and the median age is 40.3.
The population has declined 3.6% since 2010 (21,159 → 20,392).
20,457
Population
1709
People / sq mi
$59,560
Median Income
$159,300
Median Home Value
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Sidney covers 12.0 sq mi of land at 1709 people per square mile.
About Sidney, OH
Remote work is unusually rare in Sidney: 3.7% of workers primarily work from home, below the 14.0% national rate. With 20,457 residents, Sidney is a city in Ohio.
Earnings trail the nation, with the median household making $59,560, below the US median of $78,538. About 9.9% of residents live below the federal poverty level, below the national 12.4%. Property is affordable here, the median home worth $159,300, with typical rent around $842.
College attainment is 17.2%, below the national 35.0%. Home-based work is uncommon, at 3.7%, below the national 14.0%, and the average commute runs about 17 minutes each way.
Sidney city Population History (2010-2024)
The city of Sidney city had a population of 21,159 in 2010 and 20,392 in 2024, a -3.6% growth over 14 years. The peak was 21,159 in 2010. Average annual growth rate: -0.26%.
20,392
Population (2024)
21,159
Population (2010)
21,159
Peak (2010)
-0.26%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 21,159 |
| 2011 | 21,046 |
| 2012 | 20,938 |
| 2013 | 20,891 |
| 2014 | 20,774 |
| 2015 | 20,765 |
| 2016 | 20,617 |
| 2017 | 20,585 |
| 2018 | 20,491 |
| 2019 | 20,449 |
| 2020 | 20,550 |
| 2021 | 20,446 |
| 2022 | 20,309 |
| 2023 | 20,320 |
| 2024 | 20,392 |
Race & Ethnicity
| White | 87.7% |
| Black or African American | 4.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.2% |
| Two or More Races | 0.0% |
Economy & Income
$59,560
Median Household Income
$33,349
Per Capita Income
9.9%
Poverty Rate
3.5%
Unemployment Rate
Housing
$159,300
Median Home Value
$842
Median Rent
63.2%
Owner-Occupied
Education
88.1%
High School+
17.2%
Bachelor's+
Commute
0.4%
Drive Alone
78.7%
Public Transit
3.7%
Work From Home
17.3 min
Avg Commute
Community Profile
17.9%
Foreign Born
96.6%
Non-English at Home
9.6%
Veterans
17.2%
With Disability
93.6%
Health Insurance
95.7%
Internet Access
Employment by Industry
| Manufacturing | 43.0% |
| Professional, Scientific & Management | 16.2% |
| Education, Health Care & Social Services | 8.8% |
| Construction | 5.6% |
| Finance, Insurance & Real Estate | 4.4% |
| Arts, Entertainment & Food Services | 3.9% |
| Retail Trade | 2.8% |
| Information | 2.2% |
| Public Administration | 0.9% |
| Transportation & Warehousing | 0.3% |
| Agriculture & Mining | 0.3% |
Largest cities in Ohio
Largest counties in Ohio
Part of Ohio
Metro areas in Ohio
City rankings
Frequently Asked Questions
Sidney, Ohio has a population of 20,457 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 84th-largest city in Ohio.
The median household income in Sidney, Ohio is $59,560, with 9.9% of residents living below the federal poverty level.
The median home value in Sidney, Ohio is $159,300, with median monthly rent at $842 and a homeownership rate of 63.2%.
The median age in Sidney, Ohio is 40.3 years. The population is 48.4% male and 51.6% female.
The population has declined 3.6% since 2010 (21,159 → 20,392).
Where to stay in Sidney
Visiting or relocating to Sidney, OH? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.