Sullivan County, MO Demographics

The total population of Sullivan County is estimated to be 5,983 with 3,001 males (50.16%) and 2,982 females (49.84%). There are 19 less females than males in Sullivan County.
The median household income in Sullivan County was $50,764 in 2021, which marked an an increase of 842(1.69%) from $49,922 in 2020. This income is 68.04% 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, Sullivan County sees its highest median household income among householders in the age group of 25 to 44 years old, at $63,774. Overall, the median household income for the county of Sullivan County stands at $50,764.
In Sullivan County, the median income for all workers aged 15 years and older, regardless of work hours, was $31,453 for males and $24,619 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $45,800 for males and $42,107 for females.
In Sullivan County, there are just three different racial groups among households. Among these, Some Other Race households report a median household income of $59,644, followed by White households at $52,979, and Two or More Races households with a median household income of $29,248.
In 2022, the population of Sullivan County was 5,840, a 1.28% decrease year-by-year from 2021. Previously, in 2021, Sullivan County's population was 5,916, a decline of 1.19% compared to a population of 5,987 in 2020.
The median age in Sullivan County, MO is 41.9, as per 2021 ACS 5-Year Estimates. Of the total population, 19.59% were under the age of 15, 17.06% aged 15 to 29, 43.71% aged 30 to 64, 16.53% aged 65 to 84, and 3.13% were 85 years of age and older.
Racial distribution of Sullivan County population: 86.44% are White, 2.30% are Black or African American, 0.45% are American Indian and Alaska Native, 0.69% are Asian, 0.46% are Native Hawaiian and other Pacific Islander, 6.27% are some other race and 3.39% are multiracial.