In 2018, Dewey County, OK had a population of 4.92k people with a median age of 40.2 and a median household income of $50,037. Between 2017 and 2018 the population of Dewey County, OK grew from 4,904 to 4,918, a 0.285% increase and its median household income declined from $52,930 to $50,037, a -5.47% decrease.
The 5 largest ethnic groups in Dewey County, OK are White (Non-Hispanic) (82.6%), Two+ (Non-Hispanic) (7.26%), White (Hispanic) (6.47%), American Indian & Alaska Native (Non-Hispanic) (2.05%), and Asian (Non-Hispanic) (0.651%). 0% of the people in Dewey County, OK speak a non-English language, and 97% are U.S. citizens.
In 2018, the median property value in Dewey County, OK was $93,700, and the homeownership rate was 75.2%. Most people in Dewey County, OK drove alone to work, and the average commute time was 19.6 minutes. The average car ownership in Dewey County, OK was 2 cars per household.