Income Inequality in Portage County, WI was 10.74313 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Portage County, WI reached a record high of 12.27792 in January of 2019 and a record low of 10.74313 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Portage County, WI - last updated from the United States Federal Reserve on May of 2024.