Ionia is a city located in Ionia County, Michigan. Ionia has a 2026 population of 11,708. It is also the county seat of Ionia County. Ionia is currently declining at a rate of -2.32% annually and its population has decreased by -12.48% since the most recent census, which recorded a population of 13,378 in 2020.
The median household income in Ionia is $63,978 with a poverty rate of 12.04%. The median age in Ionia is 36.6 years: 35.6 years for males, and 39.1 years for females. For every 100 females there are 181.2 males.
Data after 2023 is projected based on recent change
Overall: 36.6 years
Female: 39.1 years
Male: 35.6 years
There are 10,865 adults, (1,560 of whom are seniors) in Ionia.
Female: 4,535 (35.6%)
Male: 8,218 (64.4%)
The racial composition of Ionia includes 73.86% White, 12.8% Black or African American, and smaller percentages for other race, Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 9,420 | 73.86% |
| Black or African American | 1,633 | 12.8% |
| Two or more races | 1,329 | 10.42% |
| Other race | 238 | 1.87% |
| Native American | 128 | 1% |
| Asian | 5 | 0.04% |
Ionia 's average per capita income is $39,330. Household income levels show a median of $63,978. The poverty rate stands at 12.04%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $82,126 | - |
| Families | $80,382 | $86,351 |
| Households | $63,978 | $70,646 |
| Non Families | $39,040 | $51,842 |
Average Income
Median Household Income
Poverty Rate