Carroll County, IL Demographics

The total population of Carroll County is estimated to be 15,594 with 8,383 males (53.76%) and 7,211 females (46.24%). There are 1,172 less females than males in Carroll County.
The median household income in Carroll County was $59,406 in 2021, which marked an a decrease of 439(0.73%) from $59,845 in 2020. This income is 79.63% 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, Carroll County sees its highest median household income among householders in the age group of 45 to 64 years old, at $71,498. Overall, the median household income for the county of Carroll County stands at $59,406.
In Carroll County, the median income for all workers aged 15 years and older, regardless of work hours, was $40,526 for males and $25,483 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $56,923 for males and $39,135 for females.
In Carroll County, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, Black or African American households have the highest median household income at $159,705, while Some Other Race households represent the opposite end with the lowest median household income of $27,935.
In 2022, the population of Carroll County was 15,529, a 0.93% decrease year-by-year from 2021. Previously, in 2021, Carroll County's population was 15,674, an increase of 0.04% compared to a population of 15,667 in 2020.
The median age in Carroll County, IL is 47.3, as per 2021 ACS 5-Year Estimates. Of the total population, 15.98% were under the age of 15, 15.94% aged 15 to 29, 42.94% aged 30 to 64, 22.27% aged 65 to 84, and 2.87% were 85 years of age and older.
Racial distribution of Carroll County population: 91.42% are White, 3% are Black or African American, 0.28% are American Indian and Alaska Native, 0.76% are Asian, 0.51% are some other race and 4.03% are multiracial.