Boone County, IL Demographics

The total population of Boone County is estimated to be 53,459 with 26,938 males (50.39%) and 26,521 females (49.61%). There are 417 less females than males in Boone County.
The median household income in Boone County was $80,070 in 2021, which marked an an increase of 301(0.38%) from $79,769 in 2020. This income is 107.32% 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, Boone County sees its highest median household income among householders in the age group of 45 to 64 years old, at $103,759. Overall, the median household income for the county of Boone County stands at $80,070.
In Boone County, the median income for all workers aged 15 years and older, regardless of work hours, was $45,879 for males and $28,601 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $67,036 for males and $43,962 for females.
In Boone County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, Asian households have the highest median household income at $89,872, while Two or More Races households represent the opposite end with the lowest median household income of $40,343.
In 2022, the population of Boone County was 53,154, a 0.08% decrease year-by-year from 2021. Previously, in 2021, Boone County's population was 53,199, a decline of 0.25% compared to a population of 53,334 in 2020.
The median age in Boone County, IL is 38.8, as per 2021 ACS 5-Year Estimates. Of the total population, 19.58% were under the age of 15, 19.81% aged 15 to 29, 44.58% aged 30 to 64, 14.19% aged 65 to 84, and 1.85% were 85 years of age and older.
Racial distribution of Boone County population: 83.77% are White, 2.68% are Black or African American, 0.30% are American Indian and Alaska Native, 0.98% are Asian, 7.84% are some other race and 4.44% are multiracial.