Miller County, MO Demographics

The total population of Miller County is estimated to be 24,855 with 12,458 males (50.12%) and 12,397 females (49.88%). There are 61 less females than males in Miller County.
The median household income in Miller County was $51,114 in 2021, which marked an a decrease of 3,236(5.95%) from $54,350 in 2020. This income is 68.51% 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, Miller County sees its highest median household income among householders in the age group of 25 to 44 years old, at $62,080. Overall, the median household income for the county of Miller County stands at $51,114.
In Miller County, the median income for all workers aged 15 years and older, regardless of work hours, was $35,668 for males and $26,287 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $46,695 for males and $41,244 for females.
In Miller County, there are just two different racial groups among households. Among these, White households report a median household income of $52,303, while Two or More Races households have a median household income of $29,445.
In 2022, the population of Miller County was 25,403, a 1.84% increase year-by-year from 2021. Previously, in 2021, Miller County's population was 24,943, an increase of 0.70% compared to a population of 24,770 in 2020.
The median age in Miller County, MO is 40.3, as per 2021 ACS 5-Year Estimates. Of the total population, 19.60% were under the age of 15, 16.91% aged 15 to 29, 44.82% aged 30 to 64, 16.41% aged 65 to 84, and 2.26% were 85 years of age and older.
Racial distribution of Miller County population: 95.91% are White, 0.82% are Black or African American, 0.12% are American Indian and Alaska Native, 0.27% are Asian, 0.06% are Native Hawaiian and other Pacific Islander, 0.37% are some other race and 2.46% are multiracial.