In 2021, Madison County, IA had a population of 16.4k people with a median age of 40.5 and a median household income of $79,306. Between 2020 and 2021 the population of Madison County, IA grew from 16,148 to 16,414, a 1.65% increase and its median household income grew from $71,811 to $79,306, a 10.4% increase.
The 5 largest ethnic groups in Madison County, IA are White (Non-Hispanic) (94.5%), White (Hispanic) (2.13%), Two+ (Non-Hispanic) (1.47%), Asian (Non-Hispanic) (0.957%), and Black or African American (Non-Hispanic) (0.652%).
None of the households in Madison 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.
99.8% of the residents in Madison County, IA are U.S. citizens.
In 2021, the median property value in Madison County, IA was $193,700, and the homeownership rate was 81.4%.
Most people in Madison County, IA drove alone to work, and the average commute time was 25.9 minutes. The average car ownership in Madison County, IA was 3 cars per household.
Madison County, IA borders Adair County, IA, Clarke County, IA, Dallas County, IA, Guthrie County, IA, Polk County, IA, Union County, IA, and Warren County, IA.