Guernsey County, Ohio Demographics 2026

Population Overview

Guernsey County is located in Ohio with a total population of 38,283. It is the 64th most populous county out of 88 in Ohio.

Age Demographics

The median age in Guernsey County is 42.7 years. This is 8% higher than the state median of 39.6 years.

Economy, Income & Housing

The median household income in Guernsey County is $55,756. This is 20% lower than the state median of $69,680. Compared to the national median of $78,538, household income here is 29% lower. The poverty rate stands at 15.8%. This is 19% higher than the state poverty rate of 13.2%. The unemployment rate is 5.0%. This is 4% higher than the state rate of 4.9%. The median home value is $154,100. Housing costs are 23% lower than the state median of $199,200. With a home-value-to-income ratio of just 2.8x, Guernsey County is one of the most affordable housing markets in the area. 71.6% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 67.0%.

Race & Ethnicity

Guernsey County has a predominantly White (non-Hispanic) population, comprising 93.4% of all residents. Black or African American residents account for 1.6%. The Black or African American population (1.6%) is well below the state average of 12.1%. The Hispanic or Latino population (1.3%) is well below the state average of 4.6%. The Asian population (0.5%) is well below the state average of 2.4%.

Education

15.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% 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 85.7%.