Serving 513 students in grades Prekindergarten-5, Mary E. Griswold School ranks in the top 30% of all schools in Connecticut for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 64% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 67% (which is higher than the Connecticut state average of 50%).
The student-teacher ratio of 13:1 is higher than the Connecticut state level of 12:1.
Minority enrollment is 21% of the student body (majority Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026)
- Grades: Prekindergarten-5
- Enrollment: 513 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 21%
- Overall Testing Rank: Top 30% in CT
- Math Proficiency: 64% (Top 30%)
- Reading Proficiency: 67% (Top 30%)
- Science Proficiency: 55-59% (Top 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Overview
Mary E. Griswold School's student population of 513 students has stayed relatively flat over five school years.
The teacher population of 39 teachers has declined by 13% over five school years.
Grades Offered
Grades Prekindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
513 students
Total Classroom Teachers
39 teachers
Year Founded
1964
School Motto
We create learning experiences that promote a sense of purpose, ignite passion, and foster a sense of pride.
School Rankings
Mary E. Griswold School ranks within the top 30% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Mary E. Griswold School is 0.36, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#217 out of 939 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
64%
41%
Reading/Language Arts Test Scores (% Proficient)
67%
50%
Science Test Scores (% Proficient)
55-59%
47%
Student-Teacher Ratio
13:1
12:1
American Indian
n/a
n/a
Asian
2%
5%
Hispanic
14%
32%
Black
3%
12%
White
79%
46%
Hawaiian
n/a
n/a
Two or more races
2%
5%
All Ethnic Groups
Eligible for Free Lunch
20%
38%
Eligible for Reduced Lunch
3%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Mary E. Griswold School's ranking?
Mary E. Griswold School is ranked #217 out of 939 schools, which ranks it among the top 30% of public schools in Connecticut.
What schools are Mary E. Griswold School often compared to?
Mary E. Griswold Schoolis often viewed alongside schools like Emma Hart Willard School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
64% of students have achieved math proficiency (compared to the 41% CT state average), while 67% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Mary E. Griswold School?
513 students attend Mary E. Griswold School.
What is the racial composition of the student body?
79% of Mary E. Griswold School students are White, 14% of students are Hispanic, 3% of students are Black, 2% of students are Asian, and 2% of students are Two or more races.
What is the student-teacher ratio of Mary E. Griswold School?
Mary E. Griswold School has a student ration of 13:1, which is higher than the Connecticut state average of 12:1.
What grades does Mary E. Griswold School offer ?
Mary E. Griswold School offers enrollment in grades Prekindergarten-5 (Supplemental Virtual).
What school district is Mary E. Griswold School part of?
Mary E. Griswold School is part of Berlin School District.
In what neighborhood is Mary E. Griswold School located?
Mary E. Griswold School is located in the Kensington neighborhood of Berlin, CT. There are 2 other public schools located in Kensington.
School Calendar
View the Mary E. Griswold School yearly calendar below. Note key dates such as:
Event
Date
Last Day of School (Early Dismissal)
June 18, 2026 (Thursday)
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