High School Graduate or Higher (5-year estimate) in Mason County, TX was 84.90% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher (5-year estimate) in Mason County, TX reached a record high of 89.10 in January of 2016 and a record low of 79.90 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for High School Graduate or Higher (5-year estimate) in Mason County, TX - last updated from the United States Federal Reserve on May of 2024.