Income Inequality in Harford County, MD was 11.49895 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Harford County, MD reached a record high of 11.97695 in January of 2018 and a record low of 9.74618 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Harford County, MD - last updated from the United States Federal Reserve on May of 2024.