Income Inequality in Allegheny County, PA was 17.34895 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Allegheny County, PA reached a record high of 17.34895 in January of 2022 and a record low of 16.00009 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Allegheny County, PA - last updated from the United States Federal Reserve on May of 2024.