Jefferson County, Oklahoma Demographics 2026

Population Overview

Jefferson County is located in Oklahoma with a total population of 5,377. It is the 68th most populous county out of 77 in Oklahoma.

Age Demographics

The median age in Jefferson County is 41.2 years. This is 12% higher than the state median of 36.9 years.

Economy, Income & Housing

The median household income in Jefferson County is $48,750. This is 23% lower than the state median of $63,603. Compared to the national median of $78,538, household income here is 38% lower. The poverty rate stands at 22.8%. This is 49% higher than the state poverty rate of 15.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 4.1%. This is 16% lower than the state rate of 4.9%. The median home value is $77,500. Housing costs are 58% lower than the state median of $185,900. With a home-value-to-income ratio of just 1.6x, Jefferson County is one of the most affordable housing markets in the area. 72.4% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 65.8%.

Race & Ethnicity

The largest racial or ethnic group in Jefferson County is White (non-Hispanic), making up 76.0% of the population. Hispanic or Latino residents account for 10.8%. The Black or African American population (1.4%) is well below the state average of 6.9%. The Asian population (0.1%) is well below the state average of 2.3%.

Education

15.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 43% lower 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 84.8%.