High School Graduate or Higher for Montana was 94.00% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher for Montana reached a record high of 94.40 in January of 2020 and a record low of 90.00 in January of 2007. Trading Economics provides the current actual value, an historical data chart and related indicators for High School Graduate or Higher for Montana - last updated from the United States Federal Reserve on April of 2024.