Income Inequality in Lewis County, ID was 11.45580 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Lewis County, ID reached a record high of 13.54851 in January of 2018 and a record low of 7.86556 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Lewis County, ID - last updated from the United States Federal Reserve on May of 2024.