In 2018, Greene County, IA had a population of 9k people with a median age of 44.5 and a median household income of $54,050. Between 2017 and 2018 the population of Greene County, IA declined from 9,046 to 9,003, a -0.475% decrease and its median household income grew from $52,529 to $54,050, a 2.9% increase.
The 5 largest ethnic groups in Greene County, IA are White (Non-Hispanic) (94.9%), White (Hispanic) (1.26%), Two+ (Non-Hispanic) (1.17%), Two+ (Hispanic) (0.866%), and Asian (Non-Hispanic) (0.655%). 0% of the households in Greene County, IA speak a non-English language at home as their primary language, and 98.9% of the residents in Greene County, IA are U.S. citizens.
In 2018, the median property value in Greene County, IA was $94,300, and the homeownership rate was 74.2%. Most people in Greene County, IA drove alone to work, and the average commute time was 17.5 minutes. The average car ownership in Greene County, IA was 2 cars per household.