In 2019, Washington County, OK had a population of 51.9k people with a median age of 40.2 and a median household income of $54,997. Between 2018 and 2019 the population of Washington County, OK declined from 52,001 to 51,886, a −0.221% decrease and its median household income grew from $52,103 to $54,997, a 5.55% increase.
The 5 largest ethnic groups in Washington County, OK are White (Non-Hispanic) (72.8%), American Indian & Alaska Native (Non-Hispanic) (10.3%), Two+ (Non-Hispanic) (5.9%), White (Hispanic) (4.07%), and Black or African American (Non-Hispanic) (2.7%). 0% of the households in Washington County, OK speak a non-English language at home as their primary language.
97.2% of the residents in Washington County, OK are U.S. citizens.
The largest universities in Washington County, OK are Oklahoma Wesleyan University (300 degrees awarded in 2020).
In 2019, the median property value in Washington County, OK was $120,600, and the homeownership rate was 70.8%. Most people in Washington County, OK drove alone to work, and the average commute time was 18.1 minutes. The average car ownership in Washington County, OK was 2 cars per household.
Washington County, OK borders Chautauqua County, KS, Montgomery County, KS, Nowata County, OK, Osage County, OK, Rogers County, OK, and Tulsa County, OK.