In 2019, Cimarron County, OK had a population of 2.17k people with a median age of 43.8 and a median household income of $46,328. Between 2018 and 2019 the population of Cimarron County, OK declined from 2,189 to 2,174, a −0.685% decrease and its median household income grew from $46,071 to $46,328, a 0.558% increase.
The 5 largest ethnic groups in Cimarron County, OK are White (Non-Hispanic) (76.6%), White (Hispanic) (21.5%), Other (Hispanic) (0.782%), American Indian & Alaska Native (Non-Hispanic) (0.368%), and Asian (Non-Hispanic) (0.276%). 0% of the households in Cimarron County, OK speak a non-English language at home as their primary language, and 94.5% of the residents in Cimarron County, OK are U.S. citizens.
In 2019, the median property value in Cimarron County, OK was $56,500, and the homeownership rate was 72.9%. Most people in Cimarron County, OK drove alone to work, and the average commute time was 12.7 minutes. The average car ownership in Cimarron County, OK was 2 cars per household.