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SCHOOL COMMUNITY·BERLIN SCHOOL DISTRICT·NCES 090021000020

Mary E. Griswold School

133 Heather Ln., Kensington, CT 06037 · (860) 828-6336 · Capitol Planning Region
GRADES PK–05ELEMENTARY21-SUBURBREGULAR SCHOOL513 STUDENTS
B+
allk12 Grade
Scored higher than 67% 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
513
Elementary
DISTRICT 387 · STATE 378
Student : Teacher
13.1:1
39 FTE teachers
DISTRICT 11.9:1 · STATE 12.6:1
Free / Reduced Lunch
23%
117 students
DISTRICT 25% · 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-K61%
Kindergarten7314%
Grade 17314%
Grade 29619%
Grade 39318%
Grade 48316%
Grade 58917%

This year's kindergarten class (73) is 18% smaller than its 5th grade class (89).

Student demographics
35%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 39% · STATE 67% · US 70%
White
40679%
DISTRICT 77% · STATE 46% · US 43%
Hispanic
7114%
DISTRICT 14% · STATE 32% · US 30%
Black
122%
DISTRICT 2% · STATE 12% · US 15%
Asian
102%
DISTRICT 4% · STATE 5% · US 6%
Two+
122%
DISTRICT 3% · 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
25850%
Female
25450%

School pathway

Students here typically continue to
Mary E. Griswold School→Catherine M. McGee Middle School→Berlin High School
Based on grade levels within Berlin 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
65.5%
CT avg 50.5%
Math
64.3%
CT avg 45.9%

What this means: On the CT Smarter Balanced, Connecticut's statewide test, about 66 of every 100 students at this school read and write at grade level and about 64 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 Mary E. Griswold School

SchoolStudentsLow-incomeProficient
Mary E. Griswold School this school51322.8%N/A
Memorial School
East Hampton
51122.7%N/A
Bolton Center School
Bolton
47321.8%N/A
Jack Jackter Intermediate School
Colchester
50927.3%N/A
Prospect Elementary School
Prospect
57223.8%N/A
Colchester Elementary School
Colchester
55227.2%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 Mary E. Griswold School ranks

Among elementary schools
MeasureThis schoolIn ConnecticutIn Capitol Planning Region
Math proficiency
ranked highest first
64.3%#175 of 522#48 of 141
Reading proficiency
ranked highest first
65.5%#160 of 519#46 of 141
Enrollment
ranked largest first
513#90 of 613#23 of 163
Students per teacher
ranked fewest first
13.1:1#361 of 558#107 of 157
Diversity index
ranked most diverse first
35.0%#468 of 560#139 of 157
Free and reduced lunch
ranked highest share first
22.8%#445 of 594#119 of 163
Enrollment change since 2017-18
ranked fastest growth first
+1.6%#150 of 176#47 of 54
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
513
+19 (+4%) vs 2020
-2% since 1990-91, when it was 524
Student : Teacher
13.1:1
was 11.0:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2551339.113.1:123% (117)
2023-2452240.113.0:124% (125)
2022-2352840.113.2:120% (104)
2020-214944511.0:121% (105)
2017-1850544.711.3:114% (69)
2015-164974112.1:111% (56)
2010-115853915.0:18% (44)
2000-015903915.1:1N/A
1990-915242818.7:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Mary E. Griswold School.

Since 2017-18: students up 2% (505 to 513); teachers down 13% (44.7 to 39.1).

About Mary E. Griswold School

This page covers Mary E. Griswold School, a mid-sized elementary school in Kensington, Connecticut. The school has 513 students in 2024-25 across pre-K through 5. Elementary schools in Connecticut have about 378 students on average; enrollment here is 36% higher.

Berlin School District serves 2,593 students across 5 schools.

The student body at Mary E. Griswold School is 79% White. Other reported shares: 14% Hispanic, 2% Black, and 2% multiracial. Capitol Planning Region's residents are about 64% White, 15 points below the school's share. On a 0 to 100 scale, the school's diversity index is 35, compared with 70 nationally.

Based on 39.1 full-time-equivalent teachers, Mary E. Griswold School has a ratio of 13.1:1. That is in line with the 12.6:1 average for elementary schools in Connecticut. Eligibility for free or reduced-price lunch stands at 23%. It compares with 43% for public schools in Capitol Planning Region.

Among Connecticut public elementary schools, Mary E. Griswold School outscored 67%, which works out to a B+ on the allk12 Grade.

Five-year Census Bureau estimates for Capitol Planning Region show that median household income comes to about $93,394, roughly 42% of adults have a four-year degree or more, and the share of residents below the poverty line is 7%. The county's public schools total 286, with about 137,047 students.

Among nearby public schools, New Britain High School is closest at about 1.0 miles. Other public schools within five miles number at least 8.

The NCES locale for Mary E. Griswold School is Suburb: Large, which covers schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The 2020-21-to-2024-25 change in enrollment was a 4% rise, from 494 to 513. Its ratio of students to teachers was 11.0:1 in 2020-21, and 13.1:1 in 2024-25.

On allk12, people connected to Mary E. Griswold School can post about athletics, class schedules, and weather closures. 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
Mary E. Griswold School
District
Berlin School District
Address
133 Heather Ln., Kensington, CT 06037
Phone
(860) 828-6336
County
Capitol Planning Region
Level
Elementary
Grade range
PK–05
Total enrollment
513
Teachers (FTE)
39
Student–teacher ratio
13.1:1
Free and reduced lunch
117 (23%)
Locale
21-Suburb: Large
NCES ID
090021000020
Charter school
No
Virtual school
No

Related schools

Other schools in Berlin School District
Nearby schools

Frequently asked questions

About Mary E. Griswold School
How large is Mary E. Griswold School?
Mary E. Griswold School enrolls approximately 513 students in grades PK-05.
What grades does Mary E. Griswold School serve?
Mary E. Griswold School serves grades PK-05.
What is the student-teacher ratio at Mary E. Griswold School?
The student-to-teacher ratio at Mary E. Griswold School is approximately 13.1:1 (39 FTE teachers).
What is the racial breakdown of students at Mary E. Griswold School?
At Mary E. Griswold School, the student body is approximately 79% White, 14% Hispanic, 2% Black, 2% Asian, 2% Two or more.
Is Mary E. Griswold School public or private?
Mary E. Griswold School is a public K-12 school, overseen by Berlin School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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Mary E. Griswold School · Reviews, news, discussion (Kensington, CT) · allk12