Top Rankings
Greenwich School District ranks among the top 20% of public school district in Connecticut for:
Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 20%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 10%)
Science Proficiency
Highest science proficiency (Top 10%)
Graduation Rate
Highest graduation rate (Top 20%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026 school year, there are 6 public preschools serving 2,049 students in Greenwich School District. This district's average pre testing ranking is 8/10, which is in the top 30% of public pre schools in Connecticut.
Public Preschools in Greenwich School District have an average math proficiency score of 65% (versus the Connecticut public pre school average of 37%), and reading proficiency score of 69% (versus the 42% statewide average).
The top-ranked public preschools in Greenwich School District are North Street School, Old Greenwich School and Cos Cob School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking. Minority enrollment is 43% of the student body (majority Hispanic), which is less than the Connecticut public preschool average of 60% (majority Hispanic).
Overview
This School District
This State (CT)
# Schools
15 Schools
376 Schools
# Students
8,377 Students
142,231 Students
# Teachers
761 Teachers
11,341 Teachers
Student-Teacher Ratio
11:1
11:1
Student By Grade
District Rank
Greenwich School District, which is ranked within the top 10% of all 195 school districts in Connecticut (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 94% has decreased from 95% over five school years.
Overall District Rank
#17 out of 198 school districts
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
69%
41%
Reading/Language Arts Test Scores (% Proficient)
76%
50%
Science Test Scores (% Proficient)
74%
47%
Graduation Rate
94%
89%
Students by Ethnicity:
Diversity Score
0.59
0.70
% American Indian
n/a
n/a
% Asian
9%
5%
% Hispanic
24%
35%
% Black
2%
15%
% White
59%
40%
% Hawaiian
n/a
n/a
% Two or more races
6%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $34,577 is higher than the state median of $26,315. The school district revenue/student has grown by 17% over four school years.
The school district's spending/student of $32,683 is higher than the state median of $25,377. The school district spending/student has grown by 11% over four school years.
Total Revenue
$290 MM
$12,920 MM
Spending
$274 MM
$12,459 MM
Revenue / Student
$34,577
$26,315
Spending / Student
$32,683
$25,377
Best Greenwich School District Public Preschools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #1 - 21. - 2.
North Street School
(Math: 80-84% | Reading: 85-89%)
Rank:
Rank:
10/
Top 1%10
381 North St.
Greenwich, CT 06830
(203) 869-6756
Greenwich, CT 06830
(203) 869-6756
Gr: PK-5 | 411 students Student-teacher ratio: 11:1 Minority enrollment: 26%
Rank: #1 - 21. - 2.
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%
Rank: #33.
Cos Cob School
(Math: 65-69% | Reading: 65-69%)
Rank:
Rank:
8/
Top 30%10
300 East Putnam Ave.
Cos Cob, CT 06807
(203) 869-4670
Cos Cob, CT 06807
(203) 869-4670
Gr: PK-5 | 343 students Student-teacher ratio: 10:1 Minority enrollment: 33%
Rank: #44.
Julian Curtiss School
(Math: 45-49% | Reading: 60-64%)
Rank:
Rank:
7/
Top 50%10
180 East Elm St.
Greenwich, CT 06830
(203) 869-1896
Greenwich, CT 06830
(203) 869-1896
Gr: PK-5 | 236 students Student-teacher ratio: 8:1 Minority enrollment: 57%
Rank: #55.
New Lebanon School
(Math: 50-54% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
25 Mead Ave.
Greenwich, CT 06830
(203) 531-9139
Greenwich, CT 06830
(203) 531-9139
Gr: PK-5 | 375 students Student-teacher ratio: 10:1 Minority enrollment: 70%
Rank: #66.
Hamilton Avenue School
(Math: 45-49% | Reading: 45-49%)
Rank:
Rank:
5/
Bottom 50%10
184 Hamilton Avenue
Greenwich, CT 06830
(203) 869-1685
Greenwich, CT 06830
(203) 869-1685
Gr: PK-5 | 299 students Student-teacher ratio: 8:1 Minority enrollment: 69%
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