Income Inequality in Green Lake County, WI was 10.77180 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Green Lake County, WI reached a record high of 11.61262 in January of 2020 and a record low of 9.44179 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Green Lake County, WI - last updated from the United States Federal Reserve on May of 2024.