Income Inequality in Mountrail County, ND was 13.53082 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Mountrail County, ND reached a record high of 24.13982 in January of 2015 and a record low of 12.21887 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Mountrail County, ND - last updated from the United States Federal Reserve on May of 2024.