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SCHOOL COMMUNITY·GROTON SCHOOL DISTRICT·NCES 090177000321

Thames River Magnet School

250 Brandegee Avenue, Groton, CT 06340 · (860) 980-8230 · Southeastern Connecticut Planning Region
GRADES PK–05ELEMENTARY22-SUBURBTITLE IREGULAR SCHOOL501 STUDENTS
B-
allk12 Grade
Scored higher than 48% of Connecticut public elementary schools
  • B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ·Beats expectations Not available for this school, so the grade uses the other parts.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Connecticut public elementary schools

Enrollment
501
Elementary
DISTRICT 425 · STATE 378
Student : Teacher
12.3:1
41 FTE teachers
DISTRICT 12.1:1 · STATE 12.6:1
Free / Reduced Lunch
74%
372 students
DISTRICT 66% · STATE 44%
Community
6
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Pre-K10020%
Kindergarten5511%
Grade 16914%
Grade 27114%
Grade 37014%
Grade 46914%
Grade 56713%

This year's kindergarten class (55) is 18% smaller than its 5th grade class (67).

Student demographics
73%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 69% · STATE 67% · US 70%
White
20040%
DISTRICT 46% · STATE 46% · US 43%
Hispanic
12725%
DISTRICT 26% · STATE 32% · US 30%
Black
4810%
DISTRICT 7% · STATE 12% · US 15%
Asian
398%
DISTRICT 6% · STATE 5% · US 6%
Two+
8116%
DISTRICT 13% · STATE 5% · US 5%
Native American
51%
DISTRICT 1% · STATE 0% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
27956%
Female
22244%

School pathway

Students here typically continue to
Thames River Magnet School→Groton Middle School→Robert E. Fitch High School
Based on grade levels within Groton School District. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

CT Smarter Balanced 2024-25 . % Met or Exceeded Standard
English Language Arts
53.8%
CT avg 50.5%
Math
46.7%
CT avg 45.9%

What this means: On the CT Smarter Balanced, Connecticut's statewide test, about 54 of every 100 students at this school read and write at grade level and about 47 of 100 do math at grade level. Across all Connecticut schools, those numbers are about 51 and 46.

Source: CT Smarter Balanced. All students, all grades. See all years and grades →

Schools most like Thames River Magnet School

SchoolStudentsLow-incomeProficient
Thames River Magnet School this school50174.3%N/A
Mystic River Magnet School
Mystic
52081.3%N/A
Catherine Kolnaski Magnet School
Groton
37580.3%N/A
Samuel Huntington School
Norwich
35872.6%N/A
Vogel-Wetmore School
Torrington
52968.2%N/A
Torringford School
Torrington
58363.1%N/A
Matched among Connecticut elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Thames River Magnet School ranks

Among elementary schools
MeasureThis schoolIn ConnecticutIn Southeastern Connecticut Planning Region
Math proficiency
ranked highest first
46.7%#278 of 522#18 of 39
Reading proficiency
ranked highest first
53.8%#250 of 519#17 of 40
Enrollment
ranked largest first
501#102 of 613#7 of 48
Students per teacher
ranked fewest first
12.3:1#275 of 558#31 of 42
Diversity index
ranked most diverse first
73.5%#17 of 560#4 of 42
Free and reduced lunch
ranked highest share first
74.3%#109 of 594#12 of 48
Enrollment change since 2017-18
ranked fastest growth first
+13.6%#51 of 176#4 of 11
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
501
+149 (+42%) vs 2020
-11% since 1990-91, when it was 565
Student : Teacher
12.3:1
was 12.6:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2550140.812.3:174% (372)
2023-2453142.812.4:151% (269)
2022-2352843.412.2:149% (258)
2020-213522812.6:152% (183)
2017-1844135.212.5:150% (222)
2015-163763411.1:154% (203)
2010-113532613.6:141% (144)
2000-013852714.3:1N/A
1990-915652720.9:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Thames River Magnet School.

Since 2017-18: students up 14% (441 to 501); teachers up 16% (35.2 to 40.8).

About Thames River Magnet School

Thames River Magnet School is a mid-sized elementary school located in Groton, Connecticut. It is open to students in pre-K through 5 and enrolls 501 students. It has 33% more students than the average for elementary schools in Connecticut (about 378).

District-wide, Groton School District has 7 schools and 3,953 students.

The largest group at Thames River Magnet School is White students, at 40%. It is also 25% Hispanic, 16% multiracial, 10% Black, and 8% Asian. For comparison, the population of Southeastern Connecticut Planning Region is roughly 74% White. The diversity index for Thames River Magnet School is 73%. For US public schools as a whole it is 70%.

Thames River Magnet School has 40.8 full-time-equivalent teachers, for a student-to-teacher ratio of about 12.3:1. The average for elementary schools in Connecticut is about 12.6:1. Eligibility for free or reduced-price lunch, often used to gauge student poverty, is 74%. The gap from the 50% average for public schools in Southeastern Connecticut Planning Region is 24 points.

Thames River Magnet School earns a B- on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 48% of Connecticut public elementary schools.

In Southeastern Connecticut Planning Region, home to about 279,971 people, the median household earns about $86,586 a year, roughly 36% of adults have a four-year degree or more, and the share of residents below the poverty line is 8%. Thames River Magnet School shares Southeastern Connecticut Planning Region with 87 other public schools.

A public school about 0.3 miles away, Marine Science Magnet High School, is the closest to Thames River Magnet School. Inside a five-mile radius, there are at least 8 other public schools.

On the NCES locale scale, the school is Suburb: Mid-size.

Federal counts for Thames River Magnet School: 352 students in 2020-21, 501 in 2024-25. A gap this wide can follow a change in the grades offered.

The allk12 page for Thames River Magnet School lets the school community talk about pickup and drop-off, after-school programs, and teacher feedback. You can also rate the school on this page.

Southeastern Connecticut Planning Region at a glance

View full county profile
Population
279,971
Census ACS
Median income
$86,586
Household, ACS
Bachelor's+
36%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
88
36,605 students

Quick facts

School name
Thames River Magnet School
District
Groton School District
Address
250 Brandegee Avenue, Groton, CT 06340
Phone
(860) 980-8230
County
Southeastern Connecticut Planning Region
Level
Elementary
Grade range
PK–05
Total enrollment
501
Teachers (FTE)
41
Student–teacher ratio
12.3:1
Free and reduced lunch
372 (74%)
Locale
22-Suburb: Mid-size
NCES ID
090177000321
Charter school
No
Virtual school
No

Related schools

Other schools in Groton School District
Other schools in Groton
Nearby schools

Frequently asked questions

About Thames River Magnet School
How many students attend Thames River Magnet School?
Thames River Magnet School enrolls approximately 501 students in grades PK-05.
Is Thames River Magnet School an elementary, middle, or high school?
Thames River Magnet School is an elementary school covering grades PK-05.
How many students per teacher at Thames River Magnet School?
Approximately 12.3:1 students per teacher at Thames River Magnet School.
How diverse is Thames River Magnet School?
Thames River Magnet School reports a student body of 40% White, 25% Hispanic, 10% Black, 8% Asian, 16% Two or more.
Who oversees Thames River Magnet School?
Thames River Magnet School is overseen by Groton School District in Southeastern Connecticut Planning Region.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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