Harrison County, Missouri Demographics 2026

Population Overview

Harrison County is located in Missouri with a total population of 8,198. It is the 98th most populous county out of 115 in Missouri.

Age Demographics

The median age in Harrison County is 40.9 years. This is 5% higher than the state median of 38.9 years. 10.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Harrison County is $53,364. This is 23% lower than the state median of $68,920. Compared to the national median of $78,538, household income here is 32% lower. The poverty rate stands at 16.1%. This is 27% higher than the state poverty rate of 12.6%. The unemployment rate is 3.3%. This is 19% lower than the state rate of 4.1%. The median home value is $107,400. Housing costs are 50% lower than the state median of $215,600. With a home-value-to-income ratio of just 2.0x, Harrison County is one of the most affordable housing markets in the area. 73.1% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 67.9%.

Race & Ethnicity

Harrison County has a predominantly White (non-Hispanic) population, comprising 94.4% of all residents. Hispanic or Latino residents account for 2.3%. The Black or African American population (0.8%) is well below the state average of 11.0%. The Hispanic or Latino population (2.3%) is well below the state average of 5.1%. The Asian population (0.2%) is well below the state average of 2.1%.

Education

17.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% lower than the state rate of 31.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.7%.