Mills County, IA Demographics

The total population of Mills County is estimated to be 14,605 with 7,156 males (49.00%) and 7,449 females (51.00%). There are 293 more females than males in Mills County.
The median household income in Mills County was $84,231 in 2021, which marked an a decrease of 910(1.07%) from $85,141 in 2020. This income is 112.90% 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, Mills County sees its highest median household income among householders in the age group of 45 to 64 years old, at $113,741. Overall, the median household income for the county of Mills County stands at $84,231.
In Mills County, the median income for all workers aged 15 years and older, regardless of work hours, was $52,130 for males and $34,196 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $68,263 for males and $54,492 for females.
In Mills County, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, Two or More Races households have the highest median household income at $105,558, while Some Other Race households represent the opposite end with the lowest median household income of $23,249.
In 2022, the population of Mills County was 14,553, a 0.62% increase year-by-year from 2021. Previously, in 2021, Mills County's population was 14,464, an increase of 0.45% compared to a population of 14,399 in 2020.
The median age in Mills County, IA is 42.4, as per 2021 ACS 5-Year Estimates. Of the total population, 19.00% were under the age of 15, 16.62% aged 15 to 29, 45.58% aged 30 to 64, 16.31% aged 65 to 84, and 2.49% were 85 years of age and older.
Racial distribution of Mills County population: 96.48% are White, 0.33% are Black or African American, 0.29% are American Indian and Alaska Native, 0.31% are Asian, 0.57% are some other race and 2.01% are multiracial.