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The total population of Shelby County is estimated to be 21,042 with 10,434 males (49.59%) and 10,608 females (50.41%). There are 174 more females than males in Shelby County.
The median household income in Shelby County was $64,966 in 2021, which marked an a decrease of 2,041(3.05%) from $67,007 in 2020. This income is 87.08% 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, Shelby County sees its highest median household income among householders in the age group of 45 to 64 years old, at $76,793. Overall, the median household income for the county of Shelby County stands at $64,966.
In Shelby County, the median income for all workers aged 15 years and older, regardless of work hours, was $43,312 for males and $27,516 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $54,880 for males and $45,327 for females.
In Shelby County, there are just two different racial groups among households. Among these, Asian households report a median household income of $226,391, while White households have a median household income of $64,710.
In 2022, the population of Shelby County was 20,761, a 0.48% decrease year-by-year from 2021. Previously, in 2021, Shelby County's population was 20,861, a decline of 0.30% compared to a population of 20,924 in 2020.
The median age in Shelby County, IL is 45.0, as per 2021 ACS 5-Year Estimates. Of the total population, 17.97% were under the age of 15, 15.70% aged 15 to 29, 43.78% aged 30 to 64, 19.22% aged 65 to 84, and 3.33% were 85 years of age and older.
Racial distribution of Shelby County population: 97.58% are White, 0.34% are Black or African American, 0.09% are American Indian and Alaska Native, 0.35% are Asian, 0.13% are Native Hawaiian and other Pacific Islander, 0.13% are some other race and 1.38% are multiracial.