In 2018, Poweshiek County, IA had a population of 18.6k people with a median age of 40.7 and a median household income of $53,520. Between 2017 and 2018 the population of Poweshiek County, IA grew from 18,428 to 18,605, a 0.96% increase and its median household income grew from $51,456 to $53,520, a 4.01% increase.
The 5 largest ethnic groups in Poweshiek County, IA are White (Non-Hispanic) (91.6%), White (Hispanic) (2.23%), Asian (Non-Hispanic) (2.13%), Black or African American (Non-Hispanic) (1.85%), and Two+ (Non-Hispanic) (1.17%). NaNk% of the people in Poweshiek County, IA speak a non-English language, and 97.8% are U.S. citizens.
The largest universities in Poweshiek County, IA are Grinnell College (509 degrees awarded in 2017).
The median property value in Poweshiek County, IA is $140,200, and the homeownership rate is 69.3%. Most people in Poweshiek County, IA commute by Drove Alone, and the average commute time is 17 minutes. The average car ownership in Poweshiek County, IA is 2 cars per household.
Poweshiek County, IA borders Benton County, IA, Iowa County, IA, Jasper County, IA, Keokuk County, IA, Mahaska County, IA, Marshall County, IA, and Tama County, IA.