In 2019, Polk County, NE had a population of 5.23k people with a median age of 45.1 and a median household income of $67,719. Between 2018 and 2019 the population of Polk County, NE declined from 5,255 to 5,225, a −0.571% decrease and its median household income grew from $61,962 to $67,719, a 9.29% increase.
The 5 largest ethnic groups in Polk County, NE are White (Non-Hispanic) (92.8%), White (Hispanic) (4.48%), Two+ (Non-Hispanic) (1.34%), Other (Hispanic) (0.938%), and American Indian & Alaska Native (Non-Hispanic) (0.249%). 0% of the households in Polk County, NE speak a non-English language at home as their primary language.
98.2% of the residents in Polk County, NE are U.S. citizens.
In 2019, the median property value in Polk County, NE was $107,300, and the homeownership rate was 83.1%. Most people in Polk County, NE drove alone to work, and the average commute time was 20.6 minutes. The average car ownership in Polk County, NE was 2 cars per household.