High School Graduate or Higher (5-year estimate) in Alamosa County, CO was 89.80% in January of 2022, according to the United States Federal Reserve. Historically, High School Graduate or Higher (5-year estimate) in Alamosa County, CO reached a record high of 89.80 in January of 2022 and a record low of 83.10 in January of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for High School Graduate or Higher (5-year estimate) in Alamosa County, CO - last updated from the United States Federal Reserve on May of 2024.