Income Inequality in Richland County, ND was 16.22884 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Richland County, ND reached a record high of 16.22884 in January of 2022 and a record low of 10.39660 in January of 2016. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Richland County, ND - last updated from the United States Federal Reserve on May of 2024.