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Schools›Connecticut›Avon
SCHOOL COMMUNITY·AVON SCHOOL DISTRICT·NCES 090012001367

Thompson Brook School

150 Thompson Rd., Avon, CT 06001 · (860) 404-4870 · Capitol Planning Region
GRADES 05–06MIDDLE21-SUBURBREGULAR SCHOOL497 STUDENTS
Enrollment
497
Middle
DISTRICT 479 · STATE 521
Student : Teacher
14.5:1
34 FTE teachers
DISTRICT 12.6:1 · STATE 11.3:1
Free / Reduced Lunch
11%
55 students
DISTRICT 13% · STATE 44%
Community
6
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

GradeStudentsShare
Grade 525752%
Grade 624048%
Student demographics
57%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 57% · STATE 67% · US 70%
White
30662%
DISTRICT 62% · STATE 46% · US 43%
Hispanic
398%
DISTRICT 9% · STATE 32% · US 30%
Black
275%
DISTRICT 6% · STATE 12% · US 15%
Asian
9519%
DISTRICT 18% · STATE 5% · US 6%
Two+
296%
DISTRICT 5% · STATE 5% · US 5%
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
24349%
Female
25451%

School pathway

Students here typically continue to
Thompson Brook School→Avon Middle School→Avon High School
Feeds from
Pine Grove SchoolKG–04Roaring Brook SchoolPK–04
Based on grade levels within Avon 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
72.5%
CT avg 50.5%
Math
69.4%
CT avg 45.9%

What this means: On the CT Smarter Balanced, Connecticut's statewide test, about 73 of every 100 students at this school read and write at grade level and about 69 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 Brook School

SchoolStudentsLow-incomeProficient
Thompson Brook School this school49711.1%N/A
Avon Middle School
Avon
46113.2%N/A
Gideon Welles School
Glastonbury
55113.2%N/A
Amity Middle School: Bethany
Bethany
37317.7%N/A
Amity Middle School: Orange
Orange
38016.3%N/A
Smith Middle School
Glastonbury
87513.8%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 Brook School ranks

Among middle schools
MeasureThis schoolIn ConnecticutIn Capitol Planning Region
Math proficiency
ranked highest first
69.4%#25 of 174#6 of 52
Reading proficiency
ranked highest first
72.5%#34 of 173#12 of 51
Enrollment
ranked largest first
497#90 of 181#26 of 53
Students per teacher
ranked fewest first
14.5:1#166 of 169#49 of 49
Diversity index
ranked most diverse first
57.2%#60 of 169#22 of 49
Free and reduced lunch
ranked highest share first
11.1%#168 of 180#52 of 53
Enrollment change since 2017-18
ranked fastest growth first
+2.1%#31 of 34#9 of 10
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 2024-25
Enrollment
497
-6 (-1%) vs 2020
-16% since 2010-11, when it was 594
Student : Teacher
14.5:1
was 13.2:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2549734.314.5:111% (55)
2023-2444033.313.2:115% (64)
2022-2345636.812.4:111% (52)
2020-215033813.2:18% (42)
2017-184873713.2:16% (28)
2015-165503814.5:15% (27)
2010-115943915.2:15% (32)
Source: NCES Common Core of Data. Rows are the federal collections on file for Thompson Brook School.

Since 2017-18: students up 2% (487 to 497); teachers down 7% (37 to 34.3).

About Thompson Brook School

Avon, Connecticut, is home to Thompson Brook School, a mid-sized middle school. It has an enrollment of 497 students in grades 5 through 6.

Avon School District includes 5 schools. Together they enroll 2,978 students.

The student body at Thompson Brook School is 62% White. Beyond that, enrollment is 19% Asian, 8% Hispanic, 6% multiracial, and 5% Black. Among Capitol Planning Region residents, the White share is about 64%. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 57%.

Thompson Brook School has 34.3 full-time-equivalent teachers, for a student-to-teacher ratio of about 14.5:1. By comparison, the average for middle schools in Connecticut is 11.3:1. A common income measure, free or reduced-price lunch eligibility, is 11% at Thompson Brook School. That is 32 points below the 43% average for public schools in Capitol Planning Region.

Capitol Planning Region is the school's county. There, median household income comes to about $93,394, the share of adults with a bachelor's degree or higher is 42%, and about 7% of people live in poverty. Capitol Planning Region's 286 public schools enroll about 137,047 students and include Thompson Brook School.

Pine Grove School is about 0.2 miles away, making it the nearest public school. Within five miles of Thompson Brook School, there are at least 8 other public schools.

Federal records code the school's setting as Suburb: Large.

The student count changed little between 2020-21 (503) and 2024-25 (497). The ratio of students to teachers went from 13.2:1 to 14.5:1 over the same years.

The allk12 page for Thompson Brook School lets the school community talk about special education services, counseling, and support programs. Current and former families are welcome to add their experience.

Capitol Planning Region at a glance

View full county profile
Population
977,290
Census ACS
Median income
$93,394
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
286
137,047 students

Quick facts

School name
Thompson Brook School
District
Avon School District
Address
150 Thompson Rd., Avon, CT 06001
Phone
(860) 404-4870
County
Capitol Planning Region
Level
Middle
Grade range
05–06
Total enrollment
497
Teachers (FTE)
34
Student–teacher ratio
14.5:1
Free and reduced lunch
55 (11%)
Locale
21-Suburb: Large
NCES ID
090012001367
Charter school
No
Virtual school
No

Related schools

Other schools in Avon School District
Other schools in Avon
Nearby schools

Frequently asked questions

About Thompson Brook School
How many students attend Thompson Brook School?
Thompson Brook School enrolls approximately 497 students in grades 05-06.
What age range does Thompson Brook School serve?
Thompson Brook School serves students from grade 05 through grade 06.
How many students per teacher at Thompson Brook School?
Approximately 14.5:1 students per teacher at Thompson Brook School.
How diverse is Thompson Brook School?
Thompson Brook School reports a student body of 62% White, 8% Hispanic, 5% Black, 19% Asian, 6% Two or more.
Who oversees Thompson Brook School?
Thompson Brook School is overseen by Avon School District in Capitol Planning Region.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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