Madison County, Ohio Demographics 2026

Population Overview

Madison County is located in Ohio with a total population of 44,126. It is the 54th most populous county out of 88 in Ohio. The county encompasses 1 Census-designated place.

Age Demographics

The median age in Madison County is 41.5 years. This is 5% higher than the state median of 39.6 years.

Economy, Income & Housing

The median household income in Madison County is $83,229. This is 19% higher than the state median of $69,680. Compared to the national median of $78,538, household income here is 6% higher. The poverty rate stands at 9.7%. This is 27% lower than the state poverty rate of 13.2%. The unemployment rate is 4.0%. This is 18% lower than the state rate of 4.9%. The median home value is $231,400. Housing costs are 16% higher than the state median of $199,200. With a home-value-to-income ratio of just 2.8x, Madison County is one of the most affordable housing markets in the area. 75.9% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 67.0%.

Race & Ethnicity

Madison County has a predominantly White (non-Hispanic) population, comprising 86.5% of all residents. Black or African American residents account for 4.7%. The Black or African American population (4.7%) is well below the state average of 12.1%. The Asian population (0.9%) is well below the state average of 2.4%.

Education

22.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 28% lower than the state rate of 30.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.9%.