In 2020, Harrison County, MO had a population of 8.43k people with a median age of 42.8 and a median household income of $40,615. Between 2019 and 2020 the population of Harrison County, MO declined from 8,491 to 8,427, a −0.754% decrease and its median household income declined from $42,917 to $40,615, a −5.36% decrease.
The 5 largest ethnic groups in Harrison County, MO are White (Non-Hispanic) (94.7%), White (Hispanic) (1.95%), Two+ (Non-Hispanic) (1.19%), Black or African American (Non-Hispanic) (0.807%), and Two+ (Hispanic) (0.487%).
None of the households in Harrison 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.
99.2% of the residents in Harrison County, MO are U.S. citizens.
In 2020, the median property value in Harrison County, MO was $75,300, and the homeownership rate was 68.8%. Most people in Harrison County, MO drove alone to work, and the average commute time was 22.5 minutes. The average car ownership in Harrison County, MO was 2 cars per household.