Washington County, Oklahoma Demographics 2026

Population Overview

Washington County is located in Oklahoma with a total population of 52,895. It is the 14th most populous county out of 77 in Oklahoma.

Age Demographics

The median age in Washington County is 39.4 years. This is 7% higher than the state median of 36.9 years.

Economy, Income & Housing

The median household income in Washington County is $61,205. This is 4% lower than the state median of $63,603. Compared to the national median of $78,538, household income here is 22% lower. The poverty rate stands at 14.6%. This is 5% lower than the state poverty rate of 15.3%. The unemployment rate is 3.9%. This is 21% lower than the state rate of 4.9%. The median home value is $160,900. Housing costs are 13% lower than the state median of $185,900. With a home-value-to-income ratio of just 2.6x, Washington County is one of the most affordable housing markets in the area. 71.8% of occupied housing units are owner-occupied. This homeownership rate is 9% higher than the state average of 65.8%.

Race & Ethnicity

The largest racial or ethnic group in Washington County is White (non-Hispanic), making up 70.9% of the population. Hispanic or Latino residents account for 6.7%. The Black or African American population (2.7%) is well below the state average of 6.9%.

Education

30.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 10% higher than the state rate of 27.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.5%.