For the 2026 school year, there is 1 public school serving 385 students in Old Greenwich, CT.
The top-ranked public school in Old Greenwich, CT is Old Greenwich School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Old Greenwich, CT public school have an average math proficiency score of 82% (versus the Connecticut public school average of 42%), and reading proficiency score of 87% (versus the 51% statewide average). Schools in Old Greenwich have an average ranking of 10/10, which is in the top 1% of Connecticut public schools.
Minority enrollment is 16% of the student body (majority Hispanic), which is less than the Connecticut public school average of 55% (majority Hispanic).
Best Public Schools in Old Greenwich, CT (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Old Greenwich School
(Math: 80-84% | Reading: 85-89%)
Rank:
Rank:
10/
Top 1%10
825 Sound Beach Ave.
Old Greenwich, CT 06870
(203) 637-0150
Old Greenwich, CT 06870
(203) 637-0150
Gr: PK-5 | 385 students Student-teacher ratio: 10:1 Minority enrollment: 16%
Frequently Asked Questions
What are the top-ranked public schools in Old Greenwich, CT?
The top-ranked public schools in Old Greenwich, CT include Old Greenwich School.
How many public schools are located in Old Greenwich?
1 public schools are located in Old Greenwich.
What is the racial composition of students in Old Greenwich?
Old Greenwich public schools minority enrollment is 16% of the student body (majority Hispanic), which is less than the Connecticut public schools average of 55% (majority Hispanic).
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