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For the 2025-26 school year, there are 2 public high schools serving 688 students in Plainville, CT.

The top ranked public high school in Plainville, CT is Plainville High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Plainville, CT public high schools have an average math proficiency score of 37% (versus the Connecticut public high school average of 32%), and reading proficiency score of 52% (versus the 53% statewide average). High schools in Plainville have an average ranking of 4/10, which is in the bottom 50% of Connecticut public high schools.

Plainville, CT public high school have a Graduation Rate of 87%, which is less than the Connecticut average of 89%.

The school with highest graduation rate is Plainville High School, with 85-89% graduation rate. Read more about public school graduation rate statistics in Connecticut or national school graduation rate statistics.

Minority enrollment is 39% of the student body (majority Hispanic), which is less than the Connecticut public high school average of 55% (majority Hispanic).