High School Graduate or Higher (5-year estimate) in Gratiot County, MI was 91.90% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher (5-year estimate) in Gratiot County, MI reached a record high of 92.10 in January of 2020 and a record low of 87.00 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 Gratiot County, MI - last updated from the United States Federal Reserve on May of 2024.