C+
Catherine Kolnaski Magnet School
PublicElementaryGrades PK–5
500 Poquonnock Rd., Groton, CT 06340 · (860) 449-5608 · Part of Groton School District
Students
375
Students per teacher
12:1
Free or reduced lunch
80%
Setting
Suburb
Grades
PK–5
What stands out about Catherine Kolnaski Magnet School
- Math proficiency 6 pts below the state
- Small classes: 12:1 students per teacher
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency32%
State average 37.9%
Reading / language arts47%
State average 50.7%
Location
Directions ↗
500 Poquonnock Rd., Groton
Students
Enrollment by grade
Pre-K18
Kindergarten53
Grade 166
Grade 259
Grade 361
Grade 460
Grade 558
Enrollment over time
380’20
359’21
352’22
369’23
375’24
About steady.
Who goes here
White 38%Hispanic 30%Two or more races 18%Asian 8%Black 5%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Catherine Kolnaski Magnet School.
Other schools in Groton School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.