Hamilton County, IL Demographics

The total population of Hamilton County is estimated to be 8,008 with 3,965 males (49.51%) and 4,043 females (50.49%). There are 78 more females than males in Hamilton County.
The median household income in Hamilton County was $63,024 in 2021, which marked an a decrease of 406(0.64%) from $63,430 in 2020. This income is 84.48% 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, Hamilton County sees its highest median household income among householders in the age group of 45 to 64 years old, at $68,839. Overall, the median household income for the county of Hamilton County stands at $63,024.
In Hamilton County, the median income for all workers aged 15 years and older, regardless of work hours, was $44,156 for males and $23,829 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $63,361 for males and $44,179 for females.
In Hamilton County, there are just two different racial groups among households. Among these, Two or More Races households report a median household income of $84,473, while White households have a median household income of $62,937.
In 2022, the population of Hamilton County was 7,984, a 0.77% increase year-by-year from 2021. Previously, in 2021, Hamilton County's population was 7,923, a decline of 0.93% compared to a population of 7,997 in 2020.
The median age in Hamilton County, IL is 43.9, as per 2021 ACS 5-Year Estimates. Of the total population, 17.80% were under the age of 15, 16.73% aged 15 to 29, 44.07% aged 30 to 64, 19.01% aged 65 to 84, and 2.38% were 85 years of age and older.
Racial distribution of Hamilton County population: 96.17% are White, 0.21% are Black or African American, 0.37% are Native Hawaiian and other Pacific Islander, 1.07% are some other race and 2.17% are multiracial.