In 2017, Lyon County, IA had a population of 11.7k people with a median age of 38 and a median household income of $62,012. Between 2016 and 2017 the population of Lyon County, IA grew from 11,730 to 11,745, a 0.128% increase and its median household income grew from $59,888 to $62,012, a 3.55% increase.
The population of Lyon County, IA is 96.1% White Alone, 2.51% Hispanic or Latino, and 0.817% Two or More Races. N/A% of the people in Lyon County, IA speak a non-English language, and 99% are U.S. citizens.
The median property value in Lyon County, IA is $125,200, and the homeownership rate is 84.8%. Most people in Lyon County, IA commute by Drove Alone, and the average commute time is 15 minutes. The average car ownership in Lyon County, IA is 2 cars per household.