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The total population of Marshall County is estimated to be 11,740 with 5,906 males (50.31%) and 5,834 females (49.69%). There are 72 less females than males in Marshall County.
The median household income in Marshall County was $65,104 in 2021, which marked an an increase of 172(0.26%) from $64,932 in 2020. This income is 87.26% 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, Marshall County sees its highest median household income among householders in the age group of 45 to 64 years old, at $81,034. Overall, the median household income for the county of Marshall County stands at $65,104.
In Marshall County, the median income for all workers aged 15 years and older, regardless of work hours, was $46,266 for males and $25,577 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $65,530 for males and $39,268 for females.
In Marshall County, there are just two different racial groups among households. Among these, White households report a median household income of $65,943, while Two or More Races households have a median household income of $52,694.
In 2022, the population of Marshall County was 11,678, a 0.07% decrease year-by-year from 2021. Previously, in 2021, Marshall County's population was 11,686, a decline of 0.17% compared to a population of 11,706 in 2020.
The median age in Marshall County, IL is 46.5, as per 2021 ACS 5-Year Estimates. Of the total population, 17.23% were under the age of 15, 15.44% aged 15 to 29, 44.08% aged 30 to 64, 19.92% aged 65 to 84, and 3.33% were 85 years of age and older.
Racial distribution of Marshall County population: 95.33% are White, 0.70% are Black or African American, 0.06% are American Indian and Alaska Native, 0.35% are Asian, 1.04% are some other race and 2.53% are multiracial.