In 2017, Plymouth County, IA had a population of 25k people with a median age of 40.5 and a median household income of $61,316. Between 2016 and 2017 the population of Plymouth County, IA grew from 24,972 to 25,027, a 0.22% increase and its median household income grew from $60,339 to $61,316, a 1.62% increase.
The 5 largest ethnic groups in Plymouth County, IA are White (Non-Hispanic) (92.8%), White (Hispanic) (2.7%), Some Other Race (Hispanic) (1.74%), Two or More Races (Non-Hispanic) (1.22%), and Asian (Non-Hispanic) (0.563%). N/A% of the people in Plymouth County, IA speak a non-English language, and 98.7% are U.S. citizens.
The median property value in Plymouth County, IA is $150,200, and the homeownership rate is 79.1%. Most people in Plymouth County, IA commute by Drove Alone, and the average commute time is 16.8 minutes. The average car ownership in Plymouth County, IA is 2 cars per household.