The Brewster, WA educational system consists of 3 public schools, 1 private schools and n/a post-secondary schools. Brewster public schools have average test scores of 29% which is 39% lower than than the Washington average and 40% lower than than the national average. The student to teach ratio of Brewster public schools is 38:1, compared to 20:1 in Washington and 16:1 across all of the United States. A total of 52.5% of students have completed 8th grade, 48.0% have completed high school, 15.7% have completed a bachelor’s degree and 0.5% have completed a doctorate degree.