In 2017, Sioux County, IA had a population of 34.7k people with a median age of 33.3 and a median household income of $66,022. Between 2016 and 2017 the population of Sioux County, IA grew from 34,621 to 34,692, a 0.205% increase and its median household income grew from $63,466 to $66,022, a 4.03% increase.
The 5 largest ethnic groups in Sioux County, IA are White (Non-Hispanic) (87.5%), White (Hispanic) (5.82%), Some Other Race (Hispanic) (3.78%), Two or More Races (Non-Hispanic) (0.983%), and Asian (Non-Hispanic) (0.729%). N/A% of the people in Sioux County, IA speak a non-English language, and 95.3% are U.S. citizens.
The median property value in Sioux County, IA is $153,800, and the homeownership rate is 80%. Most people in Sioux County, IA commute by Drove Alone, and the average commute time is 11.6 minutes. The average car ownership in Sioux County, IA is 2 cars per household.