Income Inequality in Audubon County, IA was 10.60257 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Audubon County, IA reached a record high of 13.48334 in January of 2013 and a record low of 8.43590 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Audubon County, IA - last updated from the United States Federal Reserve on May of 2024.