In 2019, Harrison County, MO had a population of 8.49k people with a median age of 43.3 and a median household income of $42,917. Between 2018 and 2019 the population of Harrison County, MO declined from 8,554 to 8,491, a −0.736% decrease and its median household income grew from $40,168 to $42,917, a 6.84% increase.
The 5 largest ethnic groups in Harrison County, MO are White (Non-Hispanic) (95.1%), White (Hispanic) (1.13%), Two+ (Non-Hispanic) (1.08%), Other (Hispanic) (0.836%), and American Indian & Alaska Native (Non-Hispanic) (0.671%). 0% of the households in Harrison County, MO speak a non-English language at home as their primary language.
99.2% of the residents in Harrison County, MO are U.S. citizens.
In 2019, the median property value in Harrison County, MO was $76,000, and the homeownership rate was 72.7%. Most people in Harrison County, MO drove alone to work, and the average commute time was 22 minutes. The average car ownership in Harrison County, MO was 2 cars per household.