Serving 259 students in grades Prekindergarten-3, Black Rock School ranks in the top 50% of all schools in Connecticut for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 45-49% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is approximately equal to the Connecticut state average of 50%).
The student-teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 23% of the student body (majority Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026)
- Grades: Prekindergarten-3
- Enrollment: 259 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 23%
- Overall Testing Rank: Top 50% in CT
- Math Proficiency: 45-49% (Top 50%)
- Reading Proficiency: 50-54% (Top 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Black Rock School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Community Size
School Overview
Black Rock School's student population of 259 students has stayed relatively flat over five school years.
The teacher population of 24 teachers has grown by 20% over five school years.
Grades Offered
Grades Prekindergarten-3
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
259 students
Total Classroom Teachers
24 teachers
Year Founded
2024
School Calendar
School Motto
A Nurturing Community Where Children Are Primary!
School Rankings
Black Rock School ranks within the top 50% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Black Rock School is 0.39, 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
#446 out of 939 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
45-49%
41%
Reading/Language Arts Test Scores (% Proficient)
50-54%
50%
Student-Teacher Ratio
11:1
12:1
Asian
3%
5%
Hispanic
15%
32%
Black
2%
12%
White
77%
46%
Two or more races
3%
5%
All Ethnic Groups
Chronically Absent Students
(22-23)11.2%
19.3%
Eligible for Free Lunch
27%
38%
Eligible for Reduced Lunch
10%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Black Rock School's ranking?
Black Rock School is ranked #446 out of 939 schools, which ranks it among the top 50% of public schools in Connecticut.
What percent of students have achieved state testing proficiency in math and reading?
45-49% of students have achieved math proficiency (compared to the 41% CT state average), while 50-54% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Black Rock School?
259 students attend Black Rock School.
What is the racial composition of the student body?
77% of Black Rock School students are White, 15% of students are Hispanic, 3% of students are Asian, 3% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Black Rock School?
Black Rock School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Black Rock School offer ?
Black Rock School offers enrollment in grades Prekindergarten-3 (Supplemental Virtual).
What school district is Black Rock School part of?
Black Rock School is part of Thomaston School District.
School Reviews
Review Black Rock School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
Media Literacy as a Core Skill: How to Tell if a School Teaches It Well
Learn how to evaluate whether a public school teaches media literacy effectively, from fact-checking and source evaluation to digital citizenship and critical thinking.
Screen Time, Paper Learning, and the New Back-to-Basics Debate
Explore why some public schools are reducing screen time, bringing back paper learning, and rethinking the balance between technology and traditional instruction.
Student Data, AI Tools, and Privacy: Questions to Ask Your District
Learn how public schools use AI, protect student data, and the key privacy questions every parent should ask their school district in 2026.
