Income Inequality in Lyon County, IA was 8.69019 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Lyon County, IA reached a record high of 10.77522 in January of 2015 and a record low of 7.15148 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Lyon County, IA - last updated from the United States Federal Reserve on May of 2024.