Clark County, Indiana Demographics 2026

Population Overview

Clark County is located in Indiana with a total population of 122,800. It is the 14th most populous county out of 92 in Indiana. The county encompasses 1 Census-designated place.

Age Demographics

The median age in Clark County is 39.8 years. This is 5% higher than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Clark County is $72,298. This is 3% higher than the state median of $70,051. Compared to the national median of $78,538, household income here is 8% lower. The poverty rate stands at 9.3%. This is 24% lower than the state poverty rate of 12.2%. The unemployment rate is 3.8%. This is 13% lower than the state rate of 4.3%. The median home value is $212,400. Housing costs are 5% higher than the state median of $201,600. With a home-value-to-income ratio of just 2.9x, Clark County is one of the most affordable housing markets in the area. 75.0% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 70.3%.

Race & Ethnicity

The largest racial or ethnic group in Clark County is White (non-Hispanic), making up 80.3% of the population. Black or African American residents account for 6.9%. The Asian population (1.1%) is well below the state average of 2.5%.

Education

25.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 12% 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 90.8%.