Income Inequality in Fayette County, IA was 13.36481 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Fayette County, IA reached a record high of 13.36481 in January of 2022 and a record low of 9.21859 in January of 2011. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Fayette County, IA - last updated from the United States Federal Reserve on May of 2024.