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The total population of Johnson County is estimated to be 13,313 with 7,779 males (58.43%) and 5,534 females (41.57%). There are 2,245 less females than males in Johnson County.
The median household income in Johnson County was $63,236 in 2021, which marked an an increase of 502(0.80%) from $62,734 in 2020. This income is 84.76% 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, Johnson County sees its highest median household income among householders in the age group of 45 to 64 years old, at $77,088. Overall, the median household income for the county of Johnson County stands at $63,236.
In Johnson County, the median income for all workers aged 15 years and older, regardless of work hours, was $43,351 for males and $24,933 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $61,252 for males and $38,732 for females.
In Johnson County, there are just two different racial groups among households. Among these, White households report a median household income of $63,267, while Two or More Races households have a median household income of $59,113.
In 2022, the population of Johnson County was 13,381, a 0.67% decrease year-by-year from 2021. Previously, in 2021, Johnson County's population was 13,471, an increase of 1.12% compared to a population of 13,322 in 2020.
The median age in Johnson County, IL is 43.4, as per 2021 ACS 5-Year Estimates. Of the total population, 15.84% were under the age of 15, 17.46% aged 15 to 29, 45.60% aged 30 to 64, 18.11% aged 65 to 84, and 3.00% were 85 years of age and older.
Racial distribution of Johnson County population: 87.93% are White, 9.10% are Black or African American, 0.29% are Asian, 1.06% are some other race and 1.62% are multiracial.