Income Inequality in Middlesex County, CT was 13.23222 Ratio in January of 2021, according to the United States Federal Reserve. Historically, Income Inequality in Middlesex County, CT reached a record high of 13.88035 in January of 2019 and a record low of 11.35044 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Middlesex County, CT - last updated from the United States Federal Reserve on May of 2024.