Enrollment
262
Middle
DISTRICT 268 · STATE 521
SCHOOL COMMUNITY·THOMPSON SCHOOL DISTRICT·NCES 090453000910
Thompson Middle School
785 Riverside Dr., North Grosvenordale, CT 06255 · (860) 923-9380 · Northeastern Connecticut Planning Region
GRADES 05–08MIDDLE32-TOWNTITLE IREGULAR SCHOOL262 STUDENTS
C
allk12 Grade
Scored higher than 34% of Connecticut public middle schools
- CTest 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 middle schools
Student : Teacher
10.1:1
26 FTE teachers
DISTRICT 9.5:1 · STATE 11.3:1
Free / Reduced Lunch
46%
121 students
DISTRICT 45% · STATE 44%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 5 | 63 | 24% |
| Grade 6 | 71 | 27% |
| Grade 7 | 70 | 27% |
| Grade 8 | 58 | 22% |
Student demographics
28%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 27% · STATE 67% · US 70%
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
School pathway
Students here typically continue to
Thompson Middle School→Tourtellotte Memorial High School
Feeds from
Based on grade levels within Thompson School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
CT Smarter Balanced 2024-25 . % Met or Exceeded StandardEnglish Language Arts
49.4%
CT avg 50.5%
Math
36.2%
CT avg 45.9%
What this means: On the CT Smarter Balanced, Connecticut's statewide test, about 49 of every 100 students at this school read and write at grade level and about 36 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 Thompson Middle School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Thompson Middle School this school | 262 | 46.2% | N/A |
| Stafford Middle School Stafford Springs | 285 | 42.5% | N/A |
| Thomaston Center School Thomaston | 196 | 46.4% | N/A |
| Eli Terry Jr. Middle School Terryville | 290 | 52.4% | N/A |
| Putnam Middle School Putnam | 353 | 54.1% | N/A |
| Hall Memorial School West Willington | 167 | 38.9% | N/A |
Matched among Connecticut middle 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 Thompson Middle School ranks
Among middle schools| Measure | This school | In Connecticut | In Northeastern Connecticut Planning Region |
|---|---|---|---|
| Math proficiency ranked highest first | 36.2% | #119 of 174 | #4 of 7 |
| Reading proficiency ranked highest first | 49.4% | #107 of 173 | #4 of 7 |
| Enrollment ranked largest first | 262 | #158 of 181 | #6 of 7 |
| Students per teacher ranked fewest first | 10.1:1 | #37 of 169 | #2 of 7 |
| Diversity index ranked most diverse first | 27.7% | #157 of 169 | #4 of 7 |
| Free and reduced lunch ranked highest share first | 46.2% | #73 of 180 | #4 of 7 |
| Enrollment change since 2017-18 ranked steepest decline first | -21.8% | #22 of 133 | N/A |
Ranked against other public middle 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 2024-25Enrollment
262
-43 (-14%) vs 2020
-39% since 1990-91, when it was 432
Student : Teacher
10.1:1
was 11.7:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 262 | 26 | 10.1:1 | 46% (121) |
| 2023-24 | 270 | 23 | 11.7:1 | 46% (125) |
| 2022-23 | 285 | 25 | 11.4:1 | 43% (122) |
| 2020-21 | 305 | 26 | 11.7:1 | 44% (135) |
| 2017-18 | 335 | 29.4 | 11.4:1 | 38% (126) |
| 2015-16 | 333 | 29 | 11.5:1 | 34% (114) |
| 2010-11 | 420 | 29 | 14.5:1 | 33% (138) |
| 2000-01 | 459 | 31 | 14.8:1 | N/A |
| 1990-91 | 432 | 29 | 14.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Thompson Middle School.
Since 2017-18: students down 22% (335 to 262); teachers down 12% (29.4 to 26).
About Thompson Middle School
Thompson Middle School operates as a low-enrollment middle school in North Grosvenordale, Connecticut. The grade span is 5 through 8, and enrollment is 262 students. An average school in this group (middle schools in Connecticut) has about 521 students.
Thompson Middle School is run by Thompson School District, whose 3 schools enroll 805 students.
White students make up 84% of enrollment at Thompson Middle School. Other students are 10% Hispanic and 3% multiracial. For comparison, Northeastern Connecticut Planning Region is about 87% White. The school's diversity index is 28%, meaning two students picked at random have a 28% chance of belonging to different racial or ethnic groups.
Teachers at the school number 26 full-time equivalents, and the ratio is 10.1:1. This ratio sits 1.2 below the 11.3:1 average for middle schools in Connecticut. Roughly 46% of the student body qualifies for free or reduced-price lunch.
The allk12 Grade for Thompson Middle School is C. Compared with Connecticut public middle schools, the school scored higher than 34% on a mix of test scores, poverty-adjusted results, and recent trend.
Federal survey data for Northeastern Connecticut Planning Region show that the median household income is $90,589, roughly 26% of adults have a four-year degree or more, and about 5% of residents live below the federal poverty line. There are 34 public schools in Northeastern Connecticut Planning Region, enrolling about 11,909 students in all.
The shortest distance from Thompson Middle School to another public school is less than a tenth of a mile, to Mary R. Fisher Elementary School. Counting only straight-line distance, at least 8 other public schools are within five miles.
By NCES locale, the school is Town: Distant, or in a town some distance from an urbanized area.
Federal data show a 14% enrollment decrease, from 305 in 2020-21 to 262 in 2024-25. The student-to-teacher ratio fell from 11.7:1 in 2020-21 to 10.1:1 in 2024-25.
Threads on this page can be about sports tryouts, band and choir, and theater. Anyone with firsthand experience at this school can post or comment.
Northeastern Connecticut Planning Region at a glance
View full county profilePopulation
96,312
Census ACS
Median income
$90,589
Household, ACS
Bachelor's+
26%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
34
11,909 students
Quick facts
Related schools
Other schools in Thompson School District
- Mary R. Fisher Elementary SchoolElementary · 359 students
- Tourtellotte Memorial High SchoolHigh · 184 students
Other schools in North Grosvenordale
- Mary R. Fisher Elementary SchoolElementary · 359 students
- Tourtellotte Memorial High SchoolHigh · 184 students
Other Thompson Middle schools
5 other US public schools in 6 states are named Thompson Middle. Thompson Middle School is the 6th largest of the 6.
- Thompson MiddleMurrieta, CA · 1,565 students
- Thompson Middle SchoolAlabaster, AL · 1,444 students
- Thompson Middle SchoolSaint Charles, IL · 1,364 students
- Thompson Middle SchoolMIDDLETOWN, NJ · 862 students
- Thompson Middle SchoolSAGINAW, MI · 585 students
Nearby schools
- Mary R. Fisher Elementary School0.1 mi · 359
- Tourtellotte Memorial High School0.1 mi · 184
- Putnam Middle School3.7 mi · 353
- Putnam Elementary School3.8 mi · 558
- Putnam High School3.9 mi · 253
- Woodstock Elementary School4.0 mi · 391
Frequently asked questions
About Thompson Middle SchoolHow many students attend Thompson Middle School?
Thompson Middle School enrolls approximately 262 students in grades 05-08.
What grades does Thompson Middle School serve?
Thompson Middle School serves grades 05-08.
How many students per teacher at Thompson Middle School?
Approximately 10.1:1 students per teacher at Thompson Middle School.
What is the racial breakdown of students at Thompson Middle School?
At Thompson Middle School, the student body is approximately 84% White, 10% Hispanic, 1% Black, 2% Asian, 3% Two or more.
Who oversees Thompson Middle School?
Thompson Middle School is overseen by Thompson School District in Northeastern Connecticut Planning Region.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.