Income Inequality in Essex County, MA was 18.53095 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Essex County, MA reached a record high of 18.63233 in January of 2020 and a record low of 16.68053 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Essex County, MA - last updated from the United States Federal Reserve on May of 2024.