U.S. Least-Educated State: California No. 1 in Percentage of Residents 25 and Older Who Never Finished 9th Grade; No. 50 in High School Graduates December 21, 2018 historyscoper https://www.cnsnews.com/news/article/terence-p-jeffrey/least-educated-state-california-no-1-percentage-residents-25-and