Black Rock School
🇺🇸 Official data · 2025Thomaston, Connecticut 06787 · Thomaston School District
#401 of 596 elementary schools in Connecticut
#24177 of 50,301 nationally
About Black Rock School
Black Rock School is a public elementary located in Thomaston, in the Thomaston School District school district of Connecticut, United States. It caters for Grades PK–3. In 2025 it enrolled 259 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 51.4 out of 100, placing it in the top 50% of elementary schools in United States and 401st of 596 ranked elementary schools in Connecticut. Its strongest component is students per teacher (81th percentile), and its weakest is reading proficiency (28th percentile).
Other published figures: enrollment 259.
There are 3 schools in Thomaston; Black Rock School ranks 3rd of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)42%
- Reading proficiency (30%)37%
- Community advantage (fewer free/reduced-price lunch) (25%)37.5%
- Students per teacher (15%)11.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Black Rock School by the official sources.
- Enrollment
- 259
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 37.5%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 11.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 37%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 42%
- Share of tested students proficient or above (all students, all grades).
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Schools near Black Rock School
Closest schools by straight-line distance, with their Success Index (US).
Thomaston High School
Thomaston · Public high · Grades 7–12
307 students · 268 m away
Thomaston Center School
Thomaston · Public middle · Grades 4–6
196 students · 2.3 km away
Plymouth Center School
Plymouth · Public elementary · Grades PK–2
320 students · 4.0 km away
John Trumbull Primary School
Oakville · Public elementary · Grades PK–2
610 students · 5.7 km away
Terryville High School
Terryville · Public high · Grades 9–12
337 students · 5.9 km away
Polk School
Oakville · Public elementary · Grades 3–5
303 students · 6.5 km away
Fletcher W. Judson School
Watertown · Public elementary · Grades 3–5
302 students · 7.1 km away
Watertown High School
Watertown · Public high · Grades 9–12
693 students · 7.1 km away
Eli Terry Jr. Middle School
Terryville · Public middle · Grades 6–8
290 students · 7.3 km away
Harry S. Fisher Elementary School
Terryville · Public elementary · Grades 3–5
286 students · 7.7 km away
Similar schools
Public elementary schools in Connecticut with a comparable Enrollment.
Flanders Elementary School
Southington · Public elementary · Grades K–5
259 students
Thomas W. Mahan School
Norwich · Public elementary · Grades PK–5
257 students
Killingworth Elementary School
Higganum · Public elementary · Grades PK–3
257 students
Northeast School
Rockville · Public elementary · Grades PK–5
261 students
Frank T. Wheeler School
Plainville · Public elementary · Grades PK–5
262 students
Veterans Park Elementary School
Ridgefield · Public elementary · Grades PK–5
262 students
Frequently asked questions
Is Black Rock School a good school?
Black Rock School has a Success Index (US) of 51.4 out of 100 (Top 50% of elementary schools in United States) and ranks #401 of 596 in Connecticut. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Black Rock School rank in Connecticut?
Black Rock School ranks #401 of 596 elementary schools in Connecticut and #24177 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Black Rock School?
Black Rock School had 259 students in 2025.
Is Black Rock School a elementary school or a high school?
Black Rock School is classified as a elementary covering Grades PK–3. It is a public school.
What other schools are near Black Rock School?
There are 10 schools within 15 km of Black Rock School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.