Just how valuable is a college education. the United States who are 25 and older with a bachelor’s degree earn an average of $59,635 a year, while those with a high school diploma earn $33,609. Workers with a master’s degree. While at. their education and attend college. The graduates also said they wish they’d stayed in school and graduated. “I also have a 15-year-old son, so Aundrae has to be…