Income Inequality in Johnson County, MO was 9.05632 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Johnson County, MO reached a record high of 11.78626 in January of 2014 and a record low of 8.75521 in January of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Johnson County, MO - last updated from the United States Federal Reserve on May of 2024.