In 2022, Decatur County, IA had a population of 7.68k people with a median age of 36.6 and a median household income of $56,068. Between 2021 and 2022 the population of Decatur County, IA declined from 7,718 to 7,684, a −0.441% decrease and its median household income grew from $52,753 to $56,068, a 6.28% increase.
The 5 largest ethnic groups in Decatur County, IA are White (Non-Hispanic) (91.3%), Two+ (Non-Hispanic) (3.05%), White (Hispanic) (2.1%), Black or African American (Non-Hispanic) (1.25%), and Asian (Non-Hispanic) (0.612%).
None of the households in Decatur 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.
98.2% of the residents in Decatur County, IA are U.S. citizens.
The largest universities in Decatur County, IA are Graceland University-Lamoni (459 degrees awarded in 2022).
In 2022, the median property value in Decatur County, IA was $97,000, and the homeownership rate was 67.2%.
Most people in Decatur County, IA drove alone to work, and the average commute time was 23.8 minutes. The average car ownership in Decatur County, IA was 2 cars per household.
Decatur County, IA borders Clarke County, IA, Lucas County, IA, Ringgold County, IA, Union County, IA, Wayne County, IA, Harrison County, MO, and Mercer County, MO.