Allen County, Ohio Demographics 2026

Population Overview

Allen County is located in Ohio with a total population of 101,685. It is the 26th most populous county out of 88 in Ohio. The county encompasses 1 Census-designated place.

Age Demographics

The median age in Allen County is 39.7 years. This is about average than the state median of 39.6 years.

Economy, Income & Housing

The median household income in Allen County is $62,001. This is 11% lower than the state median of $69,680. Compared to the national median of $78,538, household income here is 21% lower. The poverty rate stands at 13.1%. This is about average than the state poverty rate of 13.2%. The unemployment rate is 5.9%. This is 21% higher than the state rate of 4.9%. The median home value is $158,400. Housing costs are 20% lower than the state median of $199,200. With a home-value-to-income ratio of just 2.6x, Allen County is one of the most affordable housing markets in the area. 68.3% of occupied housing units are owner-occupied. This homeownership rate is 2% higher than the state average of 67.0%.

Race & Ethnicity

The largest racial or ethnic group in Allen County is White (non-Hispanic), making up 79.6% of the population. Black or African American residents account for 10.6%. The Asian population (0.9%) is well below the state average of 2.4%.

Education

19.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 36% 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 92.4%.