The Tea, SD educational system consists of 3 public schools, n/a private schools and n/a post-secondary schools. Tea public schools have average test scores of 40% which is 6% lower than than the South Dakota average and 18% lower than than the national average. The student to teach ratio of Tea public schools is 15:1, compared to 14:1 in South Dakota and 16:1 across all of the United States. A total of 98.4% of students have completed 8th grade, 97.8% have completed high school, 37.0% have completed a bachelor’s degree and 3.4% have completed a doctorate degree.