Union is located in Clinton County, Ohio. Union has a 2025 population of 3,154. Union is currently growing at a rate of 0.22% annually and its population has increased by 0.48% since the most recent census, which recorded a population of 3,139 in 2020.
The average household income in Union is $135,208 with a poverty rate of 5.48%.The median age in Union is 40.2 years: 40 years for males, and 40.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Union includes 95.76% White, and smaller percentages for Asian, Two or more races, Black or African American, other race and multiracial populations.
White (95.8%)
Asian (2.8%)
Two or more races (0.7%)
Black or African American (0.5%)
Other race (0.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,002 | 95.76% |
| Asian | 87 | 2.78% |
| Two or more races | 22 | 0.7% |
| Black or African American | 16 | 0.51% |
| Other race | 8 | 0.26% |
Married
Widowed
Divorced
Separated
Never Married
Union's average per capita income is $70,607. Household income levels show a median of $97,083. The poverty rate stands at 5.48%.
Name | Median | Mean |
|---|---|---|
| Married Families | $126,379 | - |
| Families | $122,407 | $147,079 |
| Households | $97,083 | $135,208 |
| Non Families | $54,423 | $56,690 |
Average Income
Median Household Income
Poverty Rate