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The total population of Clinton County is estimated to be 36,998 with 19,318 males (52.21%) and 17,680 females (47.79%). There are 1,638 less females than males in Clinton County.
The median household income in Clinton County was $78,332 in 2021, which marked an an increase of 2,209(2.90%) from $76,123 in 2020. This income is 104.99% 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, Clinton County sees its highest median household income among householders in the age group of 25 to 44 years old, at $91,332. Overall, the median household income for the county of Clinton County stands at $78,332.
In Clinton County, the median income for all workers aged 15 years and older, regardless of work hours, was $51,944 for males and $32,485 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $69,308 for males and $49,631 for females.
In Clinton County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, Black or African American households have the highest median household income at $184,557, while Some Other Race households represent the opposite end with the lowest median household income of $2,701.
In 2022, the population of Clinton County was 36,909, a 0.06% increase year-by-year from 2021. Previously, in 2021, Clinton County's population was 36,886, a decline of 0.07% compared to a population of 36,913 in 2020.
The median age in Clinton County, IL is 41.2, as per 2021 ACS 5-Year Estimates. Of the total population, 17.70% were under the age of 15, 17.11% aged 15 to 29, 48.23% aged 30 to 64, 14.85% aged 65 to 84, and 2.11% were 85 years of age and older.
Racial distribution of Clinton County population: 92.03% are White, 3.36% are Black or African American, 0.03% are American Indian and Alaska Native, 0.64% are Asian, 0.48% are some other race and 3.45% are multiracial.