Income Inequality in Preble County, OH was 10.28943 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Preble County, OH reached a record high of 10.71254 in January of 2021 and a record low of 9.40058 in January of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Preble County, OH - last updated from the United States Federal Reserve on May of 2024.