In 2017, Mills County, IA had a population of 14.9k people with a median age of 42.1 and a median household income of $67,949. Between 2016 and 2017 the population of Mills County, IA grew from 14,841 to 14,933, a 0.62% increase and its median household income grew from $66,203 to $67,949, a 2.64% increase.
The population of Mills County, IA is 94.6% White Alone, 2.83% Hispanic or Latino, and 1.07% Two or More Races. N/A% of the people in Mills County, IA speak a non-English language, and 99.5% are U.S. citizens.
The median property value in Mills County, IA is $157,000, and the homeownership rate is 78.7%. Most people in Mills County, IA commute by Drove Alone, and the average commute time is 23.6 minutes. The average car ownership in Mills County, IA is 2 cars per household.