In 2019, Polk County, AR had a population of 20.1k people with a median age of 43.9 and a median household income of $37,974. Between 2018 and 2019 the population of Polk County, AR declined from 20,163 to 20,094, a −0.342% decrease and its median household income grew from $37,035 to $37,974, a 2.54% increase.
The 5 largest ethnic groups in Polk County, AR are White (Non-Hispanic) (87.6%), White (Hispanic) (4.01%), Two+ (Non-Hispanic) (3.33%), Other (Hispanic) (2.36%), and American Indian & Alaska Native (Non-Hispanic) (1.35%). 0% of the households in Polk County, AR speak a non-English language at home as their primary language.
96.7% of the residents in Polk County, AR are U.S. citizens.
The largest universities in Polk County, AR are University of Arkansas Community College Rich Mountain (326 degrees awarded in 2020).
In 2019, the median property value in Polk County, AR was $99,300, and the homeownership rate was 76.7%. Most people in Polk County, AR drove alone to work, and the average commute time was 22.7 minutes. The average car ownership in Polk County, AR was 2 cars per household.