Income Inequality in Fallon County, MT was 20.95087 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Fallon County, MT reached a record high of 20.95087 in January of 2022 and a record low of 8.81053 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Fallon County, MT - last updated from the United States Federal Reserve on May of 2024.