In 2018, Green County, WI had a population of 36.9k people with a median age of 42.9 and a median household income of $62,699. Between 2017 and 2018 the population of Green County, WI declined from 36,869 to 36,864, a -0.0136% decrease and its median household income grew from $60,609 to $62,699, a 3.45% increase.
The 5 largest ethnic groups in Green County, WI are White (Non-Hispanic) (94.4%), White (Hispanic) (1.78%), Two+ (Non-Hispanic) (1.2%), Other (Hispanic) (1.05%), and Asian (Non-Hispanic) (0.637%). 0% of the people in Green County, WI speak a non-English language, and 98.8% are U.S. citizens.
In 2018, the median property value in Green County, WI was $166,900, and the homeownership rate was 74.4%. Most people in Green County, WI drove alone to work, and the average commute time was 21.7 minutes. The average car ownership in Green County, WI was 2 cars per household.
Green County, WI borders Stephenson County, IL, Iowa County, WI, Lafayette County, WI, Rock County, WI, Winnebago County, IL, and Dane County, WI.