Ionia is a city located in Ionia County, Michigan. Ionia has a 2025 population of 11,986 . It is also the county seat of Ionia County . Ionia is currently declining at a rate of -2.27% annually and its population has decreased by -10.41% since the most recent census, which recorded a population of 13,378 in 2020.
The average household income in Ionia is $65,914 with a poverty rate of 16.37%. The median age in Ionia is 38.2 years: 38.1 years for males, and 38.4 years for females. For every 100 females there are 183.0 males.
Data after 2023 is projected based on recent change
The racial composition of Ionia includes 74.49% White, 14.56% Black or African American, and smaller percentages for Native American, other race, Asian and multiracial populations.
White (74.49%)
Black or African American (14.56%)
Two or more races (9.23%)
Native American (0.97%)
Other race (0.73%)
Asian (0.03%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 9,646 | 74.49% |
| Black or African American | 1,885 | 14.56% |
| Two or more races | 1,195 | 9.23% |
| Native American | 126 | 0.97% |
| Other race | 94 | 0.73% |
| Asian | 4 | 0.03% |
Married
Widowed
Divorced
Separated
Never Married
Ionia's average per capita income is $38,158. Household income levels show a median of $60,729. The poverty rate stands at 16.37%.
Name | Median | Mean |
|---|---|---|
| Married Families | $80,909 | - |
| Families | $71,667 | $76,010 |
| Households | $60,729 | $65,914 |
| Non Families | $41,543 | $51,371 |
Average Income
Median Household Income
Poverty Rate