Clinton County, Indiana Demographics 2026

Population Overview

Clinton County is located in Indiana with a total population of 32,967. It is the 52nd most populous county out of 92 in Indiana. The county encompasses 1 Census-designated place.

Age Demographics

The median age in Clinton County is 36.5 years. This is 4% lower than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Clinton County is $63,690. This is 9% lower than the state median of $70,051. Compared to the national median of $78,538, household income here is 19% lower. The poverty rate stands at 8.6%. This is 30% lower than the state poverty rate of 12.2%. The unemployment rate is 3.1%. This is 27% lower than the state rate of 4.3%. The median home value is $157,300. Housing costs are 22% lower than the state median of $201,600. With a home-value-to-income ratio of just 2.5x, Clinton County is one of the most affordable housing markets in the area. 73.8% of occupied housing units are owner-occupied. This homeownership rate is 5% higher than the state average of 70.3%.

Race & Ethnicity

The largest racial or ethnic group in Clinton County is White (non-Hispanic), making up 78.4% of the population. Hispanic or Latino residents account for 19.0%. The Black or African American population (0.6%) is well below the state average of 9.1%. The Hispanic or Latino population is significantly higher than the state average (19.0% vs 8.4%). The Asian population (0.5%) is well below the state average of 2.5%.

Education

16.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% lower than the state rate of 28.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 86.3%.