In 2017, Linn County, IA had a population of 220k people with a median age of 37.4 and a median household income of $62,702. Between 2016 and 2017 the population of Linn County, IA grew from 218,076 to 220,008, a 0.886% increase and its median household income grew from $60,989 to $62,702, a 2.81% increase.
The population of Linn County, IA is 87% White Alone, 4.81% Black or African American Alone, and 3.09% Hispanic or Latino. 4.47% of the people in Linn County, IA speak a non-English language, and 97.5% are U.S. citizens.
The median property value in Linn County, IA is $150,600, and the homeownership rate is 74.2%. Most people in Linn County, IA commute by Drove Alone, and the average commute time is 18.1 minutes. The average car ownership in Linn County, IA is 2 cars per household.