In 2018, Slope County, ND had a population of 704 people with a median age of 50.8 and a median household income of $63,942. Between 2017 and 2018 the population of Slope County, ND grew from 674 to 704, a 4.45% increase and its median household income grew from $61,250 to $63,942, a 4.4% increase.
The 5 largest ethnic groups in Slope County, ND are White (Non-Hispanic) (93.6%), Black or African American (Non-Hispanic) (5.54%), Two+ (Non-Hispanic) (0.852%), White (Hispanic) (0%), and Black or African American (Hispanic) (0%). NaNN% of the people in Slope County, ND speak a non-English language, and 99.9% are U.S. citizens.
The median property value in Slope County, ND is $89,500, and the homeownership rate is 81.5%. Most people in Slope County, ND commute by Drove Alone, and the average commute time is 20.8 minutes. The average car ownership in Slope County, ND is 3 cars per household.