In 2023, Butler County, IA had a population of 14.3k people with a median age of 43.7 and a median household income of $69,651. Between 2022 and 2023 the population of Butler County, IA declined from 14,376 to 14,301, a −0.522% decrease and its median household income grew from $65,743 to $69,651, a 5.94% increase.
The 5 largest ethnic groups in Butler County, IA are White (Non-Hispanic) (94.9%), Two+ (Non-Hispanic) (1.39%), Asian (Non-Hispanic) (1.17%), Two+ (Hispanic) (1.06%), and Other (Non-Hispanic) (0.636%).
None of the households in Butler 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.
98.9% of the residents in Butler County, IA are U.S. citizens.
Most people in Butler County, IA drove alone to work, and the average commute time was 24.6 minutes. The average car ownership in Butler County, IA was 2 cars per household.
Butler County, IA borders Black Hawk County, IA, Bremer County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Floyd County, IA, Franklin County, IA, Grundy County, IA, and Hardin County, IA.