Union is located in Hardin County, Iowa. Union has a 2025 population of 21 . Union is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Union is $53,019 with a poverty rate of 0%. The median age in Union is 76.1 years: 0 years for males, and 0 years for females. For every 100 females there are 110.0 males.
Data after 2023 is projected based on recent change
The racial composition of Union includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 21 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Union's average per capita income is $0. Household income levels show a median of $56,250. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Households | $56,250 | $53,019 |
| Families | - | - |
| Married Families | - | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate