High School Graduate or Higher (5-year estimate) in Dukes County, MA was 94.20% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher (5-year estimate) in Dukes County, MA reached a record high of 96.60 in January of 2017 and a record low of 92.20 in January of 2012. Trading Economics provides the current actual value, an historical data chart and related indicators for High School Graduate or Higher (5-year estimate) in Dukes County, MA - last updated from the United States Federal Reserve on May of 2024.