High School Graduate or Higher (5-year estimate) in Lake County, CA was 86.60% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher (5-year estimate) in Lake County, CA reached a record high of 87.20 in January of 2011 and a record low of 83.70 in January of 2016. Trading Economics provides the current actual value, an historical data chart and related indicators for High School Graduate or Higher (5-year estimate) in Lake County, CA - last updated from the United States Federal Reserve on May of 2024.