Ionia County, MI Demographics

The total population of Ionia County is estimated to be 66,663 with 36,307 males (54.46%) and 30,356 females (45.54%). There are 5,951 less females than males in Ionia County.
The median household income in Ionia County was $69,650 in 2021, which marked an an increase of 1,504(2.21%) from $68,146 in 2020. This income is 93.36% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Ionia County sees its highest median household income among householders in the age group of 45 to 64 years old, at $84,667. Overall, the median household income for the county of Ionia County stands at $75,865.
In Ionia County, the median income for all workers aged 15 years and older, regardless of work hours, was $42,268 for males and $27,189 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $56,230 for males and $44,675 for females.
In Ionia County, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, Asian households have the highest median household income at $89,171, while Some Other Race households represent the opposite end with the lowest median household income of $2,499.
In 2022, the population of Ionia County was 66,809, a 0.02% increase year-by-year from 2021. Previously, in 2021, Ionia County's population was 66,797, a decline of 0.09% compared to a population of 66,855 in 2020.
The median age in Ionia County, MI is 39.0, as per 2021 ACS 5-Year Estimates. Of the total population, 18.29% were under the age of 15, 19.73% aged 15 to 29, 47.06% aged 30 to 64, 13.07% aged 65 to 84, and 1.85% were 85 years of age and older.
Racial distribution of Ionia County population: 90.50% are White, 4.43% are Black or African American, 0.11% are American Indian and Alaska Native, 0.55% are Asian, 0.01% are Native Hawaiian and other Pacific Islander, 0.84% are some other race and 3.58% are multiracial.