Wilmington, Ohio Demographics & Population 2026
During the 2020–2024 ACS period, Wilmington, Ohio had a total population of 12,620, the 152nd largest city in Ohio, with a median household income of $57,199, which is 20% lower than the state average. The poverty rate is 17.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Wilmington Quick Facts
How Wilmington Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 12,637 | 12,620 | -0.1% |
| Median household income | $52,661 | $57,199 | +8.6% |
| Median home value | $162,700 | $174,400 | +7.2% |
How Wilmington Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Wilmington Rankings in Ohio
Explore Ohio Rankings
Other Cities in Clinton County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Sabina | 2,734 | $48,750 | 22.7% | $95,900 |
| New Vienna | 1,214 | $60,962 | 8.8% | $137,800 |
| Clarksville | 573 | $63,611 | 22.9% | $158,800 |
| Martinsville | 352 | $44,732 | 17.7% | $109,800 |
| Midland | 337 | $55,000 | 19.0% | $121,100 |
| Port William | 175 | $48,750 | 28.0% | $96,700 |
Cities Similar to Wilmington
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Bedford | 12,931 | $57,308 | $135,200 | 20.2% | 13.7% |
| Fostoria | 12,344 | $54,151 | $87,200 | 9.9% | 16.4% |
| Conneaut | 12,357 | $61,741 | $132,400 | 16.2% | 19.4% |
| West Carrollton | 12,976 | $61,619 | $156,900 | 21.7% | 16.0% |
| Franklin | 11,712 | $58,587 | $183,100 | 15.8% | 22.5% |
Population Overview
Wilmington is a small city located in Ohio, within Clinton County. The total population is 12,620. It ranks as the 152nd most populous out of 1,264 Census-designated places in Ohio.
Age Demographics
The median age in Wilmington is 36.3 years. This is 9% lower than the state median of 39.7 years.
Economy, Income & Housing
The median household income in Wilmington is $57,199. This is 20% lower than the state median of $71,389. It is also 29% lower than the national median of $80,734. The poverty rate stands at 17.5%. This is 31% higher than the state poverty rate of 13.3%. The unemployment rate is 4.2%. This is 11% lower than the state rate of 4.8%. The median home value is $174,400. Housing costs are 19% lower than the state median of $214,800. The home-value-to-income ratio is 3.0x. 58.2% of occupied housing units are owner-occupied. This homeownership rate is 13% lower than the state average of 67.2%.
Race & Ethnicity
Wilmington has a predominantly White (non-Hispanic) population, comprising 85.7% of all residents. Black or African American residents account for 4.7%. The Black or African American population (4.7%) is well below the state average of 12.0%. The Asian population (0.7%) is well below the state average of 2.5%.
Education
21.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 33% lower than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.1%.
Data Sources & Methodology
All demographic data for Wilmington, Ohio is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Ohio city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Wilmington, Ohio?
Wilmington, Ohio has a population of 12,620 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Wilmington, OH?
The median household income in Wilmington is $57,199, which is 29% lower than the national median of $80,734.
What is the poverty rate in Wilmington, OH?
The poverty rate in Wilmington is 17.5%. This means approximately 2,043 residents live below the federal poverty line.
What is the racial makeup of Wilmington, Ohio?
Wilmington's population is 85.7% White, 4.7% Black, 2.8% Hispanic/Latino, and 0.7% Asian.
What is the median home value in Wilmington, OH?
The median home value in Wilmington is $174,400. The home-value-to-income ratio is 3.0x.
How educated is Wilmington, Ohio?
21.2% of adults (25+) in Wilmington hold a bachelor's degree or higher, and 7.6% hold a graduate or professional degree.