Income Inequality in Grant County, ND was 20.26151 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Grant County, ND reached a record high of 23.14431 in January of 2015 and a record low of 16.83685 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Grant County, ND - last updated from the United States Federal Reserve on May of 2024.