Martin County, Indiana Demographics 2026

Population Overview

Martin County is located in Indiana with a total population of 9,854. It is the 88th most populous county out of 92 in Indiana.

Age Demographics

The median age in Martin County is 41.8 years. This is 10% higher than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Martin County is $65,345. This is 7% lower than the state median of $70,051. Compared to the national median of $78,538, household income here is 17% lower. The poverty rate stands at 16.4%. This is 35% higher than the state poverty rate of 12.2%. The unemployment rate is 2.1%. This is 50% lower than the state rate of 4.3%. The median home value is $150,400. Housing costs are 25% lower than the state median of $201,600. With a home-value-to-income ratio of just 2.3x, Martin County is one of the most affordable housing markets in the area. 78.2% of occupied housing units are owner-occupied. This homeownership rate is 11% higher than the state average of 70.3%.

Race & Ethnicity

Martin County has a predominantly White (non-Hispanic) population, comprising 94.5% of all residents. Hispanic or Latino residents account for 1.2%. The Black or African American population (0.1%) is well below the state average of 9.1%. The Hispanic or Latino population (1.2%) is well below the state average of 8.4%. The Asian population (0.1%) is well below the state average of 2.5%.

Education

13.2% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 54% 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 88.7%.