Public schools in Groton, CT
7 open public schools with an address in Groton, operated by 3 education agencies. Compare size, staffing, grade spans, and school type, then confirm assignment with the district.
Public schools
7
NCES preliminary directory 2025–26
Reported students
3,999
7 schools reporting · NCES 2024–25
Median student–teacher ratio
11.7:1
Connecticut median 11.9:1
Charter schools
0
5 magnet · 0 virtual
An overview of Groton public schools
The federal directory lists 7 public schools in Groton, CT: 3 elementary, 1 middle, 3 high. The 7 schools that reported 2024–25 membership enrolled 3,999 students, an average of 571 per school. The largest campus is Robert E. Fitch High School (942 students), and the largest elementary school is Thames River Magnet School (501).
Groton School District operates the most schools here (5), plus 2 charter, service, or other agencies. City names come from school mailing addresses, which often differ from district or municipal boundaries.
Across schools that reported staffing, the median student–teacher ratio is 11.7:1, similar to the statewide school median of 11.9:1. A ratio counts classroom-teacher FTE against total enrollment, so specialized programs and part-time staffing can move it; ask schools for actual class sizes by grade.
School choice options include 5 magnet schools. Application windows and lotteries usually open months before the school year.
Among 3 high and combined schools with 2021–22 civil-rights data, 2 reported students enrolled in AP courses and 3 of 3 reported computer-science classes. Confirm current course catalogs directly with each school.
About 64% of students in reporting schools were eligible for free or reduced-price meals in 2024–25. This describes the community served; it is not a quality signal, and community-eligibility schools can report differently.
School districts and agencies serving Groton
Elementary schools in Groton
3| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Catherine Kolnaski Magnet School Groton School District · Magnet | KG–05 | 375 | 12:1 | |
| Charles Barnum Magnet School Groton School District · Magnet | KG–05 | 339 | 11.8:1 | |
| Thames River Magnet School Groton School District · Magnet | PK–05 | 501 | 12.3:1 |
Middle schools in Groton
1| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Groton Middle School Groton School District · Magnet | 06–08 | 884 | 11.7:1 |
High schools in Groton
3| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Ella T. Grasso Technical High School Connecticut Technical Education and Career System · Career and Technical School | 09–12 | 684 | 11.7:1 | |
| Marine Science Magnet High School Learn · Magnet | 09–12 | 274 | 10.5:1 | |
| Robert E. Fitch High School Groton School District | 09–12 | 942 | 11.2:1 |
Student demographics
Race and ethnicity share of reported enrollment
- White43.9%
- Hispanic29.1%
- Black7.3%
- Asian5.2%
- American Indian / Alaska Native0.8%
- Native Hawaiian / Pacific Islander0.2%
- Multiracial13.1%
Enrollment-weighted across 7 Groton schools with NCES CCD 2024–25 race/ethnicity counts (3,999 students). Privacy suppression can leave small gaps.
Questions about public schools in Groton
How many public schools are in Groton, CT?
The current NCES directory lists 7 open public schools with a location address in Groton: 3 elementary, 1 middle, 3 high. Together they reported 3,999 students in 2024–25. The count includes charter, alternative, and special-purpose public schools; it excludes private schools.
Which school districts serve Groton?
Schools with an address in Groton belong to 3 education agencies, led by Groton School District (5 schools), Connecticut Technical Education and Career System (1 school), Learn (1 school). A mailing city is not an attendance boundary; confirm the district for a specific address.
What is the largest public high school in Groton?
Robert E. Fitch High School reported the largest high-school enrollment in Groton, with 942 students in 2024–25 (grades 09–12). Size is a description of the campus, not a quality measure.
Are there charter schools in Groton?
No school with an address in Groton is identified as a charter school in the current NCES directory. Families may still have charter or virtual options elsewhere in Connecticut.
What is the typical student–teacher ratio in Groton schools?
The median reported student–teacher ratio across Groton public schools is 11.7:1, similar to the Connecticut school median of 11.9:1. The ratio divides enrollment by classroom-teacher FTE; it is not an average class size.
Does living in Groton guarantee a seat at a specific school?
No. Assignment depends on the district's attendance boundaries, programs, and enrollment rules, which can split a city or cross city lines. Use the district profile and its official boundary or school-locator tool to confirm the assigned school for an exact address.
Nearby Connecticut cities
Sources: NCES Common Core of Data 2025–26 preliminary directory (schools, grades, addresses, charter status) and 2024–25 nonfiscal files (enrollment, teachers, race/ethnicity, meal eligibility); Civil Rights Data Collection 2021–22 (AP and computer science). Cities are grouped by school mailing address. Methodology · All Connecticut cities