High School Graduate or Higher (5-year estimate) in Rock County, NE was 95.10% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher (5-year estimate) in Rock County, NE reached a record high of 96.70 in January of 2019 and a record low of 91.90 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for High School Graduate or Higher (5-year estimate) in Rock County, NE - last updated from the United States Federal Reserve on May of 2024.