In 2021, Green Lake County, WI had a population of 19k people with a median age of 45.1 and a median household income of $60,597. Between 2020 and 2021 the population of Green Lake County, WI grew from 18,807 to 18,990, a 0.973% increase and its median household income grew from $57,339 to $60,597, a 5.68% increase.
The 5 largest ethnic groups in Green Lake County, WI are White (Non-Hispanic) (91.4%), White (Hispanic) (3.31%), Two+ (Non-Hispanic) (1.57%), Two+ (Hispanic) (1.18%), and Black or African American (Non-Hispanic) (1%).
None of the households in Green Lake County, WI 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.
99.2% of the residents in Green Lake County, WI are U.S. citizens.
In 2021, the median property value in Green Lake County, WI was $162,600, and the homeownership rate was 77%.
Most people in Green Lake County, WI drove alone to work, and the average commute time was 24.8 minutes. The average car ownership in Green Lake County, WI was 2 cars per household.
Green Lake County, WI borders Columbia County, WI, Dodge County, WI, Fond du Lac County, WI, Marquette County, WI, Waushara County, WI, and Winnebago County, WI.