Income Inequality in Washington County, ID was 13.49692 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Washington County, ID reached a record high of 13.54182 in January of 2021 and a record low of 10.04946 in January of 2016. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Washington County, ID - last updated from the United States Federal Reserve on May of 2024.