In 2018, Jasper County, IA had a population of 36.9k people with a median age of 42.3 and a median household income of $55,727. Between 2017 and 2018 the population of Jasper County, IA grew from 36,789 to 36,891, a 0.277% increase and its median household income declined from $56,363 to $55,727, a -1.13% decrease.
The 5 largest ethnic groups in Jasper County, IA are White (Non-Hispanic) (93.8%), Black or African American (Non-Hispanic) (1.91%), White (Hispanic) (1.66%), Two+ (Non-Hispanic) (1.3%), and Asian (Non-Hispanic) (0.477%). 0% of the households in Jasper County, IA speak a non-English language at home as their primary language, and 99.5% of the residents in Jasper County, IA are U.S. citizens.
In 2018, the median property value in Jasper County, IA was $128,000, and the homeownership rate was 73.9%. Most people in Jasper County, IA drove alone to work, and the average commute time was 21.2 minutes. The average car ownership in Jasper County, IA was 2 cars per household.