For the 2025 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).
Best Public Elementary Schools in Groton, CT (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Thames River Magnet School
Magnet School
(Math: 50-54% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
250 Brandegee Avenue
Groton, CT 06340
(860) 980-8230
Groton, CT 06340
(860) 980-8230
Grades: PK-5
| 531 students
Rank: #22.
Charles Barnum Magnet School
Magnet School
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
6/
Top 50%10
68 Briar Hill Rd.
Groton, CT 06340
(860) 449-5640
Groton, CT 06340
(860) 449-5640
Grades: PK-5
| 332 students
Rank: #33.
Catherine Kolnaski Magnet School
Magnet School
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
500 Poquonnock Rd.
Groton, CT 06340
(860) 449-5608
Groton, CT 06340
(860) 449-5608
Grades: K-5
| 369 students
Rank: #44.
Groton Middle School
(Math: 32% | Reading: 52%)
Rank:
Rank:
5/
Bottom 50%10
35 Groton Long Point Road
Groton, CT 06340
(860) 446-4200
Groton, CT 06340
(860) 446-4200
Grades: 6-8
| 898 students
Groton, Connecticut Public Schools (Closed)
School
Location
Grades
Students
Avery Point Transition Program High School (Closed 2023)
Alternative School
1084 Shennecossett Road
Groton, CT 06340
(860) 405-9017
Groton, CT 06340
(860) 405-9017
Grades: 12
| 6 students
1 Harry Day Drive
Groton, CT 06340
(860) 449-5636
Groton, CT 06340
(860) 449-5636
Grades: PK-5
| 316 students
120 West St.
Groton, CT 06340
(860) 449-5645
Groton, CT 06340
(860) 449-5645
Grades: PK-3
| 189 students
130 Shennecossett Rd.
Groton, CT 06340
(860) 449-5650
Groton, CT 06340
(860) 449-5650
Grades: PK-6
| 483 students
61 Fort Hill Rd
Groton, CT 06340
(860) 449-5620
Groton, CT 06340
(860) 449-5620
Grades: n/a
| n/a students
244 Monument St.
Groton, CT 06340
(860) 449-5646
Groton, CT 06340
(860) 449-5646
Grades: 3-6
| 132 students
New Beginnings Alternative Program High School (Closed 2023)
Alternative School
101 Groton Long Point Rd Fi
Groton, CT 06340
(860) 449-7200
Groton, CT 06340
(860) 449-7200
Grades: 9-12
| 22 students
380 Pleasant Valley Rd. Sout
Groton, CT 06340
(860) 449-5600
Groton, CT 06340
(860) 449-5600
Grades: K-5
| 301 students
250 Brandegee Avenue
Groton, CT 06340
(860) 449-5630
Groton, CT 06340
(860) 449-5630
Grades: 6-8
| n/a students
55 Seely School Drive
Groton, CT 06340
(860) 449-5660
Groton, CT 06340
(860) 449-5660
Grades: PK-5
| 217 students
Frequently Asked Questions
What are the top ranked public elementary schools in Groton, CT?
The top ranked public elementary schools in Groton, CT include Thames River Magnet School, Charles Barnum Magnet School and Catherine Kolnaski Magnet School.
How many public elementary schools are located in Groton?
4 public elementary schools are located in Groton.
What is the racial composition of students in Groton?
Groton public elementary schools minority enrollment is 55% of the student body (majority Hispanic), which is equal to the Connecticut public elementary schools average of 55% (majority Hispanic).
Which public elementary schools in Groton are often viewed compared to one another?
Popular comparisons of public elementary schools in Groton include: Charles Barnum Magnet School vs. Thames River Magnet School, Thames River Magnet School vs. Charles Barnum Magnet School
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