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The total population of Lake County is estimated to be 713,159 with 359,281 males (50.38%) and 353,878 females (49.62%). There are 5,403 less females than males in Lake County.
The median household income in Lake County was $104,986 in 2021, which marked an a decrease of 4(0%) from $104,990 in 2020. This income is 140.72% 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, Lake County sees its highest median household income among householders in the age group of 45 to 64 years old, at $121,620. Overall, the median household income for the county of Lake County stands at $101,442.
In Lake County, the median income for all workers aged 15 years and older, regardless of work hours, was $52,901 for males and $37,046 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $73,671 for males and $62,775 for females.
In Lake County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, Asian households have the highest median household income at $134,942, while Black or African American households represent the opposite end with the lowest median household income of $57,503.
In 2022, the population of Lake County was 709,150, a 0.42% decrease year-by-year from 2021. Previously, in 2021, Lake County's population was 712,160, a decline of 0.15% compared to a population of 713,251 in 2020.
The median age in Lake County, IL is 38.5, as per 2021 ACS 5-Year Estimates. Of the total population, 19.44% were under the age of 15, 20.46% aged 15 to 29, 45.70% aged 30 to 64, 12.62% aged 65 to 84, and 1.78% were 85 years of age and older.
Racial distribution of Lake County population: 69.88% are White, 6.73% are Black or African American, 0.54% are American Indian and Alaska Native, 8.23% are Asian, 0.06% are Native Hawaiian and other Pacific Islander, 7.53% are some other race and 7.03% are multiracial.