Ionia is located in Ionia County, Michigan. Ionia has a 2025 population of 4,098. It is also the county seat of Ionia County. Ionia is currently growing at a rate of 0.49% annually and its population has increased by 2.71% since the most recent census, which recorded a population of 3,990 in 2020.
The average household income in Ionia is $72,621 with a poverty rate of 27.67%. The median age in Ionia is 44.8 years: 44.8 years for males, and 44.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Ionia includes 85.01% White, and smaller percentages for Black or African American, other race, Native American, Asian and multiracial populations.
White (85.0%)
Two or more races (11.6%)
Black or African American (1.6%)
Other race (1.5%)
Native American (0.2%)
Asian (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,420 | 85.01% |
| Two or more races | 467 | 11.61% |
| Black or African American | 64 | 1.59% |
| Other race | 61 | 1.52% |
| Native American | 7 | 0.17% |
| Asian | 4 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married
Ionia's average per capita income is $53,378. Household income levels show a median of $70,643. The poverty rate stands at 27.67%.
Name | Median | Mean |
|---|---|---|
| Married Families | $72,464 | - |
| Families | $71,357 | $76,597 |
| Households | $70,643 | $72,621 |
| Non Families | $42,588 | $52,325 |
Average Income
Median Household Income
Poverty Rate