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For the 2026 school year, there is 1 public middle school serving 395 students in Killingworth, CT.

The top-ranked public middle school in Killingworth, CT is Haddam-killingworth Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Killingworth, CT public middle school have an average math proficiency score of 53% (versus the Connecticut public middle school average of 36%), and reading proficiency score of 70% (versus the 47% statewide average). Middle schools in Killingworth have an average ranking of 7/10, which is in the top 50% of Connecticut public middle schools.

Minority enrollment is 11% of the student body (majority Hispanic), which is less than the Connecticut public middle school average of 61% (majority Hispanic).