Union is located in Hardin County, Iowa. Union has a 2025 population of 606. 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 $86,814 with a poverty rate of 10.23%. The median age in Union is 48.6 years: 47.5 years for males, and 50 years for females.
Data after 2023 is projected based on recent change
The racial composition of Union includes 86.3% White, and smaller percentages for Native American, other race and multiracial populations.
White (86.3%)
Two or more races (10.4%)
Native American (2.0%)
Other race (1.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 523 | 86.3% |
| Two or more races | 63 | 10.4% |
| Native American | 12 | 1.98% |
| Other race | 8 | 1.32% |
Married
Widowed
Divorced
Separated
Never Married
Union's average per capita income is $40,515. Household income levels show a median of $58,750. The poverty rate stands at 10.23%.
Name | Median | Mean |
|---|---|---|
| Married Families | $92,778 | - |
| Families | $88,571 | $117,941 |
| Households | $58,750 | $86,814 |
| Non Families | $36,154 | $42,332 |
Average Income
Median Household Income
Poverty Rate