Spencer County, Indiana Demographics 2026

Population Overview

Spencer County is located in Indiana with a total population of 19,871. It is the 73rd most populous county out of 92 in Indiana.

Age Demographics

The median age in Spencer County is 44.2 years. This is 16% higher than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Spencer County is $70,890. This is 1% higher than the state median of $70,051. Compared to the national median of $78,538, household income here is 10% lower. The poverty rate stands at 6.6%. This is 46% lower than the state poverty rate of 12.2%. The unemployment rate is 3.4%. This is 21% lower than the state rate of 4.3%. The median home value is $180,200. Housing costs are 11% lower than the state median of $201,600. With a home-value-to-income ratio of just 2.5x, Spencer County is one of the most affordable housing markets in the area. 81.2% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 70.3%.

Race & Ethnicity

Spencer County has a predominantly White (non-Hispanic) population, comprising 93.4% of all residents. Hispanic or Latino residents account for 3.5%. The Black or African American population (0.5%) is well below the state average of 9.1%. The Hispanic or Latino population (3.5%) is well below the state average of 8.4%. The Asian population (0.3%) is well below the state average of 2.5%.

Education

21.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% 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 93.1%.