People 25 Years and Over Who Have Completed an Associate's Degree or Higher (5-year estimate) in Yankton County, SD was 39.30% in January of 2022, according to the United States Federal Reserve. Historically, People 25 Years and Over Who Have Completed an Associate's Degree or Higher (5-year estimate) in Yankton County, SD reached a record high of 39.30 in January of 2022 and a record low of 32.10 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for People 25 Years and Over Who Have Completed an Associate's Degree or Higher (5-year estimate) in Yankton County, SD - last updated from the United States Federal Reserve on June of 2024.