Private School Review - Established 2003
Whitby School
Eagle Hill School Top 13 · Highest % Faculty w/ Adv. Degrees (CT)
Sacred Heart Greenwich Top 10 · Oldest Founding Date (CT)

Greenwich Private Schools

For the 2026-27 school year, there are 9 private schools serving 6,227 students in Greenwich, CT, 52% of all K-12 students in Greenwich, CT are educated in private schools versus public schools (compared to the CT state average of 12%).
The average acceptance rate is 36%, which is lower than the Connecticut private school average acceptance rate of 72%.
22% of private schools in Greenwich, CT are religiously affiliated (most commonly Catholic).

Quick Facts (26-27)

  • # Private Schools: 9
  • # Students Served: 6,227
  • Average Tuition: $40,119
  • % Students on Financial Aid: 19%
  • Acceptance Rate: 36%
  • Average Class Size: 13 students
  • % Students of Color: 25%
  • View Greenwich, CT School Trends

Quick Facts (26-27)

  • # Private Schools: 9
  • # Students Served: 6,227
  • Average Tuition: $40,119
  • % Students on Financial Aid: 19%
  • Acceptance Rate: 36%
  • Average Class Size: 13 students
  • % Students of Color: 25%
  • View Greenwich, CT School Trends

Top Ranked Greenwich Private Schools (2026-27)

Brunswick School Photo
Brunswick School
Gr: PK-12 | 1,046 students
Avg. class size: 11 students
Sports: 20 | Extracurriculars: 14
All-boys
100 Maher Avenue
Greenwich, CT 06830
(203) 625-5800
View Profile
Eagle Hill School Photo
Eagle Hill School
Gr: 1-8 | 265 students
Avg. class size: 6 students
Sports: 11 | Extracurriculars: 18
Special Education School
45 Glenville Road
Greenwich, CT 06831
(203) 622-9240
(5)
View Profile
Map of Greenwich Academy
Greenwich Academy
Gr: PK-12 | 830 students
All-girls
200 N Maple Ave
Greenwich, CT 06830
(203) 625-8900
(2)
View Profile
Greenwich Catholic School Photo
Greenwich Catholic School
Gr: PK-8 | 372 students
Avg. class size: 20 students
Sports: 12 | Extracurriculars: 29
Catholic
471 North Street
Greenwich, CT 06830
(203) 869-4000
(2)
View Profile
Map of The Greenwich Country Day School
The Greenwich Country Day School
Gr: PK-12 | 1,345 students
401 Old Church Rd.
Greenwich, CT 06830
(203) 865-5600
View Profile
Map of Greenwich Country Day School
Greenwich Country Day School
Gr: NS-12 | 1,251 students
401 Old Church Rd
Greenwich, CT 06830
(203) 863-5600
View Profile
Sacred Heart Greenwich Photo
Sacred Heart Greenwich
Gr: PK-12 | 680 students
Avg. class size: 13 students
Sports: 17 | Extracurriculars: 17
All-girls (Catholic)
1177 King Street
Greenwich, CT 06831
(609) 261-2273
(7)
View Profile
Whitby School Photo
Whitby School
Gr: NS-8 | 346 students
Avg. class size: 15 students
Sports: 6 | Extracurriculars: 25
969 Lake Avenue
Greenwich, CT 06831
(203) 302-3900
(16)
View Profile
Map of The Greenwich Japanese School
The Greenwich Japanese School
Gr: 1-9 | 92 students
Specialized Curriculum
15 Ridgeway
Greenwich, CT 06831
(203) 629-9039
View Profile
[+] Show Closed Private Schools in Greenwich, Connecticut

Greenwich, Connecticut Private Schools (Closed)

Map of Carmel Academy
Carmel Academy
Gr: NS-8 | 217 students
Specialized Curriculum (Jewish)
270 Lake Ave
Greenwich, CT 06830
(203) 863-9663
View Profile

Greenwich, CT Private School Trends

9
Private Schools
6,227
Students
$40,119
Avg. Tuition
13
Avg. Class Size
25%
Students of Color
7:1
Student-Teacher Ratio
Download town snapshot: CSV | XML | JSON Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission.
Enrollment & Diversity
Category
This Town (Greenwich)
This State (CT)
# Schools
9 Schools
419 Schools
# Students
6,227 Students
64,588 Students
% Students of Color
25%
33%
0.62
0.63
Show more data/charts: racial breakdown
# American Indian Students
588 Students
716 Students
% American Indian Students
10%
1%
# Asian Students
336 Students
2,908 Students
% Asian Students
5%
5%
# Hispanic Students
274 Students
5,562 Students
% Hispanic Students
4%
9%
# Black Students
190 Students
4,891 Students
% Black Students
3%
8%
# White Students
3,621 Students
34,906 Students
% White Students
58%
56%
# Hawaiian Students
1 Student
63 Students
% Hawaiian Students
<1%
<1%
# Others Students
1,235 Students
12,895 Students
% of Others Students
20%
21%
All Ethnic Groups
Academics
# Teachers
878 Teachers
7,896 Teachers
Average Student-Teacher Ratio
7:1
8:1
% Average Faculty w/Advanced Degree
81%
71%
Average Class Size
13 students
14 students
Average Number of AP Courses
40 courses
18 courses
Tuition & Aid
Average Yearly Tuition Cost
$40,119
$29,268
Average Summer Program Cost
$5,000
$4,006
Average % on Financial Aid
19%
37%
Average Financial Aid Grant
$23,672
$18,198
Average Endowment Size
$83.67 million
$65.67 million
Admissions & Athletics
Average Acceptance Rate
36%
72%
Average Number of Extracurriculars
21 extracurriculars
13 extracurriculars
Average Number of Sports
13 sports
10 sports

Frequently Asked Questions

What are the top ranked private schools in Greenwich, CT?
The top ranked private schools in Greenwich, CT include Greenwich Country Day School, Brunswick School, and Greenwich Academy.
How many private schools are located in Greenwich?
9 private schools are located in Greenwich.
How diverse are private schools in Greenwich?
Greenwich private schools are approximately 25% minority students, which is lower than the Connecticut private school average of 33%.
What percentage of students in Greenwich go to private school?
52% of all K-12 students in Greenwich are educated in private schools (compared to the CT state average of 12%).
What percentage of private schools are religiously affiliated in Greenwich?
22% of private schools in Greenwich are religiously affiliated (most commonly Catholic).
Which private schools in Greenwich are often viewed compared to one another?
Popular comparisons of private schools in Greenwich include: Sacred Heart Greenwich vs. Greenwich Academy, Greenwich Academy vs. Sacred Heart Greenwich

Recent Articles

When a Private School Changes Head of School
When a Private School Changes Head of School
A private school leadership change can raise important questions. Learn how to evaluate head of school transitions, identify warning signs, and protect your child's educational experience before enrolling confidently.
Private School Financial Aid Renewal: Could Awards Shrink?
Private School Financial Aid Renewal: Could Awards Shrink?
Could your private school financial aid shrink next year? Learn why awards change, how income and school budgets affect renewal, and what parents can do to protect affordability long-term.
Need-Blind vs. Need-Aware Private School Admissions
Need-Blind vs. Need-Aware Private School Admissions
Understand how need-blind and need-aware private school admissions affect acceptance decisions, financial aid eligibility, and affordability, with practical guidance to help parents compare schools, ask questions, and plan confidently ahead.
Area schools map

Filter Schools

School Level
Must Offer Grade
Show more
Gender
School Focus
Religious Affiliation
ADD/ADHD Support
Summer Program

Quick Links

SCHOOL SEARCH TOOLS:
SCHOOL BY TYPE (CT):
OPEN-HOUSES & JOBS:
PUBLIC & BOARDING SCHOOLS:
PRIVATE SCHOOL DATA:

Most Popular Articles

Private School vs Public School: Key Differences (2026 Guide)
Private School vs Public School: Key Differences (2026 Guide)
 Private School Governance Structures Explained
Private School Governance Structures Explained
School Rankings by Category
School Rankings by Category

More Articles

High School
Running a Private School
Jobs in Private Schools
Choosing a Private School
Pre-school