The Sonora, CA educational system consists of 18 public schools, 1 private schools and 1 post-secondary schools. Sonora public schools have average test scores of 39% which is 2% higher than than the California average and 21% lower than than the national average. The student to teach ratio of Sonora public schools is 13:1, compared to 20:1 in California and 16:1 across all of the United States. A total of 81.3% of students have completed 8th grade, 79.8% have completed high school, 21.1% have completed a bachelor’s degree and 2.2% have completed a doctorate degree.