In 2018, Butler County, IA had a population of 14.7k people with a median age of 44.1 and a median household income of $55,999. Between 2017 and 2018 the population of Butler County, IA declined from 14,822 to 14,735, a -0.587% decrease and its median household income grew from $53,937 to $55,999, a 3.82% increase.
The 5 largest ethnic groups in Butler County, IA are White (Non-Hispanic) (96.7%), White (Hispanic) (0.896%), Two+ (Non-Hispanic) (0.658%), Asian (Non-Hispanic) (0.563%), and Black or African American (Non-Hispanic) (0.55%). NaNk% of the people in Butler County, IA speak a non-English language, and 99.4% are U.S. citizens.
The median property value in Butler County, IA is $115,800, and the homeownership rate is 79.1%. Most people in Butler County, IA commute by Drove Alone, and the average commute time is 22.2 minutes. The average car ownership in Butler County, IA is 2 cars per household.