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The total population of Illiopolis is estimated to be 822 with 433 males (52.68%) and 389 females (47.32%). There are 44 less females than males in Illiopolis.
The median household income in Illiopolis was $67,171 in 2021, which marked an a decrease of 5,775(7.92%) from $72,946 in 2020. This income is 90.03% 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, Illiopolis sees its highest median household income among householders in the age group of 45 to 64 years old, at $95,031. Overall, the median household income for the village of Illiopolis stands at $67,171.
In Illiopolis, the median income for all workers aged 15 years and older, regardless of work hours, was $51,944 for males and $35,022 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $60,531 for males and $42,645 for females.
In Illiopolis, population is primarily represented by White households, reporting a median income of $67,171.
In 2022, the population of Illiopolis was 839, a 0.36% increase year-by-year from 2021. Previously, in 2021, Illiopolis's population was 836, a decline of 0.95% compared to a population of 844 in 2020.
The median age in Illiopolis, IL is 36.8, as per 2021 ACS 5-Year Estimates. Of the total population, 25.96% were under the age of 15, 13.09% aged 15 to 29, 46.73% aged 30 to 64, 12.64% aged 65 to 84, and 1.58% were 85 years of age and older.
Racial distribution of Illiopolis population: 97.07% are White, 0.45% are Black or African American, 0.11% are Asian and 2.37% are multiracial.