Wilmington is a city located in Clinton County, Ohio. Wilmington has a 2025 population of 12,555. It is also the county seat of Clinton County. Wilmington is currently declining at a rate of -0.17% annually and its population has decreased by -0.88% since the most recent census, which recorded a population of 12,667 in 2020.
The average household income in Wilmington is $64,291 with a poverty rate of 21.23%.The median age in Wilmington is 36.7 years: 34.5 years for males, and 38.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Wilmington includes 86.33% White, 5.05% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 10,909 | 86.33% |
Black or African American | 638 | 5.05% |
Two or more races | 584 | 4.62% |
Other race | 282 | 2.23% |
Asian | 201 | 1.59% |
Native American | 23 | 0.18% |
Married
Widowed
Divorced
Separated
Never Married
Wilmington's average per capita income is $39,699. Household income levels show a median of $52,661. The poverty rate stands at 21.23%.
Name | Median | Mean |
---|---|---|
Married Families | $77,500 | - |
Families | $68,649 | $78,313 |
Households | $52,661 | $64,291 |
Non Families | $45,086 | $49,982 |
Average Income
Median Household Income
Poverty Rate