Miller County, AR Demographics

The total population of Miller County is estimated to be 42,682 with 21,257 males (49.80%) and 21,425 females (50.20%). There are 168 more females than males in Miller County.
The median household income in Miller County was $50,381 in 2021, which marked an a decrease of 1,053(2.05%) from $51,434 in 2020. This income is 67.53% 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 45 to 64 years old, at $60,459. Overall, the median household income for the county of Miller County stands at $50,381.
In Miller County, the median income for all workers aged 15 years and older, regardless of work hours, was $37,895 for males and $22,862 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $57,137 for males and $40,863 for females.
In Miller County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, Two or More Races households have the highest median household income at $78,542, while Black or African American households represent the opposite end with the lowest median household income of $31,405.
In 2022, the population of Miller County was 42,552, a 0.12% increase year-by-year from 2021. Previously, in 2021, Miller County's population was 42,499, a decline of 0.19% compared to a population of 42,579 in 2020.
The median age in Miller County, AR is 40.1, as per 2021 ACS 5-Year Estimates. Of the total population, 19.65% were under the age of 15, 18.83% aged 15 to 29, 45.07% aged 30 to 64, 15.37% aged 65 to 84, and 1.08% were 85 years of age and older.
Racial distribution of Miller County population: 69.43% are White, 25.48% are Black or African American, 1.29% are American Indian and Alaska Native, 0.13% are Asian, 1.79% are some other race and 1.88% are multiracial.