In 2021, Sullivan County, MO had a population of 6.05k people with a median age of 41.9 and a median household income of $46,964. Between 2020 and 2021 the population of Sullivan County, MO declined from 6,163 to 6,045, a −1.91% decrease and its median household income grew from $44,056 to $46,964, a 6.6% increase.
The 5 largest ethnic groups in Sullivan County, MO are White (Non-Hispanic) (76.6%), White (Hispanic) (9.83%), Other (Hispanic) (6.05%), Black or African American (Non-Hispanic) (2.28%), and Two+ (Hispanic) (2.28%).
None of the households in Sullivan County, MO reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
96.1% of the residents in Sullivan County, MO are U.S. citizens.
In 2021, the median property value in Sullivan County, MO was $79,200, and the homeownership rate was 75.2%.
Most people in Sullivan County, MO drove alone to work, and the average commute time was 18.5 minutes. The average car ownership in Sullivan County, MO was 2 cars per household.
Sullivan County, MO borders Adair County, MO, Grundy County, MO, Linn County, MO, Mercer County, MO, and Putnam County, MO.