Best Public Schools in Cos Cob, CT (2025-26)

Best Cos Cob Public Schools (2025-26)

For the 2025-26 school year, there is 1 public school serving 340 students in Cos Cob, CT.

The top ranked public school in Cos Cob, CT is Cos Cob School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Cos Cob, CT public school have an score of 67% (versus the Connecticut public school average of 42%), and score of 67% (versus the 51% statewide average). Schools in Cos Cob have an average ranking of 8/10, which is in the top 30% of Connecticut public schools.

Minority enrollment is 37% of the student body (majority Hispanic), which is less than the Connecticut public school average of 54% (majority Hispanic).

Best Public Schools in Cos Cob, CT (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Cos Cob School

(Math: 65-69% | Reading: 65-69%)
:

Top 30%

300 East Putnam Ave.
Cos Cob, CT 06807
(203) 869-4670

Gr: K-5 | 340 students Student-teacher ratio: 9:1 Minority enrollment: 37%

Frequently Asked Questions

What are the top ranked public schools in Cos Cob, CT?

The top ranked public schools in Cos Cob, CT include Cos Cob School.

How many public schools are located in Cos Cob?

1 public schools are located in Cos Cob.

What is the racial composition of students in Cos Cob?

Cos Cob public schools minority enrollment is 37% of the student body (majority Hispanic), which is less than the Connecticut public schools average of 54% (majority Hispanic).