In 2022, Linn County, IA had a population of 229k people with a median age of 38.2 and a median household income of $75,457. Between 2021 and 2022 the population of Linn County, IA grew from 228,567 to 229,308, a 0.324% increase and its median household income grew from $70,360 to $75,457, a 7.24% increase.
The 5 largest ethnic groups in Linn County, IA are White (Non-Hispanic) (83.7%), Black or African American (Non-Hispanic) (5.72%), Two+ (Non-Hispanic) (3.92%), Asian (Non-Hispanic) (2.32%), and White (Hispanic) (1.86%).
None of the households in Linn County, IA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
97.4% of the residents in Linn County, IA are U.S. citizens.
The largest universities in Linn County, IA are Kirkwood Community College (2,365 degrees awarded in 2022), Mount Mercy University (590 degrees), and Coe College (434 degrees).
Most people in Linn County, IA drove alone to work, and the average commute time was 18.8 minutes. The average car ownership in Linn County, IA was 2 cars per household.
Linn County, IA borders Benton County, IA, Buchanan County, IA, Cedar County, IA, Delaware County, IA, Iowa County, IA, Johnson County, IA, and Jones County, IA.