Madison County, IA has a population of 15,661 people with a median age of 40.9 and a median household income of $60,326. Between 2015 and 2016 the population of Madison County, IA grew from 15,644 to 15,661, a 0.11% increase and its median household income grew from $60,060 to $60,326, a 0.44% increase.
The population of Madison County, IA is 96.4% White, 1.6% Hispanic, and 1.02% Asian. 2.3% of the people in Madison County, IA speak a non-English language, and 98.8% are U.S. citizens.
The largest universities in Madison County, IA are Simpson College, with 475 graduates, Central College, with 372 graduates, and N/A, with N/A graduates.
The median property value in Madison County, IA is $163,000, and the homeownership rate is 77%. Most people in Madison County, IA commute by Drove Alone, and the average commute time is 25.4 minutes. The average car ownership in Madison County, IA is 2 cars per household.
Madison County, IA is the 50th most populated county in Iowa and borders Adair County, IA; Clarke County, IA; Dallas County, IA; Guthrie County, IA; Polk County, IA; Union County, IA; Warren County, IA& 2 more.