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For the 2025-26 school year, there are 4 public elementary schools serving 2,130 students in Groton, CT.

The top ranked public elementary schools in Groton, CT are Thames River Magnet School, Charles Barnum Magnet School and Catherine Kolnaski Magnet School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Groton, CT public elementary schools have an average math proficiency score of 37% (versus the Connecticut public elementary school average of 42%), and reading proficiency score of 53% (versus the 50% statewide average). Elementary schools in Groton have an average ranking of 3/10, which is in the bottom 50% of Connecticut public elementary schools.

Minority enrollment is 55% of the student body (majority Hispanic), which is equal to the Connecticut public elementary school average of 55% (majority Hispanic).