Jo Daviess County, IL Demographics

The total population of Jo Daviess County is estimated to be 21,942 with 11,058 males (50.40%) and 10,884 females (49.60%). There are 174 less females than males in Jo Daviess County.
The median household income in Jo Daviess County was $66,248 in 2021, which marked an a decrease of 860(1.28%) from $67,108 in 2020. This income is 88.80% 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, Jo Daviess County sees its highest median household income among householders in the age group of 45 to 64 years old, at $83,977. Overall, the median household income for the county of Jo Daviess County stands at $66,248.
In Jo Daviess County, the median income for all workers aged 15 years and older, regardless of work hours, was $45,713 for males and $28,633 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $56,273 for males and $44,005 for females.
In Jo Daviess County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, American Indian and Alaska Native households have the highest median household income at $81,744, while Some Other Race households represent the opposite end with the lowest median household income of $38,170.
In 2022, the population of Jo Daviess County was 21,758, a 0.79% decrease year-by-year from 2021. Previously, in 2021, Jo Daviess County's population was 21,932, a decline of 0.57% compared to a population of 22,057 in 2020.
The median age in Jo Daviess County, IL is 50.5, as per 2021 ACS 5-Year Estimates. Of the total population, 15.15% were under the age of 15, 14.03% aged 15 to 29, 42.79% aged 30 to 64, 24.50% aged 65 to 84, and 3.54% were 85 years of age and older.
Racial distribution of Jo Daviess County population: 96.30% are White, 0.66% are Black or African American, 0.27% are American Indian and Alaska Native, 0.50% are Asian, 0.01% are Native Hawaiian and other Pacific Islander, 0.33% are some other race and 1.92% are multiracial.