Union is located in Franklin County, Missouri. Union has a 2025 population of 2,178 . It is also the county seat of Franklin County . Union is currently declining at a rate of -0.18% annually but its population has increased by 1.11% since the most recent census, which recorded a population of 2,154 in 2020.
The average household income in Union is $63,442 with a poverty rate of 25.71%. The median age in Union is 36.8 years: 36.9 years for males, and 36.4 years for females. For every 100 females there are 100.5 males.
Data after 2023 is projected based on recent change
The racial composition of Union includes 97.06% White, and smaller percentages for Two or more races, other race, Native American and multiracial populations.
White (97.06%)
Two or more races (1.8%)
Other race (1.05%)
Native American (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,946 | 97.06% |
| Two or more races | 36 | 1.8% |
| Other race | 21 | 1.05% |
| Native American | 2 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married
Union's average per capita income is $43,438. Household income levels show a median of $44,967. The poverty rate stands at 25.71%.
Name | Median | Mean |
|---|---|---|
| Married Families | $81,250 | - |
| Families | $61,750 | $78,366 |
| Households | $44,967 | $63,442 |
| Non Families | $30,000 | $36,351 |
Average Income
Median Household Income
Poverty Rate