The Castalia, OH educational system consists of n/a public schools, n/a private schools and n/a post-secondary schools. Castalia public schools have average test scores of 70% which is 1% higher than than the Ohio average and 42% higher than than the national average. The student to teach ratio of Castalia public schools is n/a, compared to 17:1 in Ohio and 16:1 across all of the United States. A total of 87.7% of students have completed 8th grade, 85.9% have completed high school, 17.6% have completed a bachelor’s degree and 0.5% have completed a doctorate degree.