For the 2025-26 school year, there are 6 private high schools serving 5,244 students in Greenwich, CT.
The top ranked private high schools in Greenwich, CT include Greenwich Academy, Greenwich Country Day School, and Brunswick School.
The average acceptance rate is 32%, which is lower than the Connecticut private high school average acceptance rate of 65%.
17% of private high schools in Greenwich, CT are religiously affiliated (most commonly Catholic).
Top Ranked Greenwich Private High Schools (2025-26)
School
Location
Quick Facts
Brunswick School![Brunswick School Photo - Middle School Campus on King Street]( "Brunswick School Photo - Middle School Campus on King Street")
All-boys
100 Maher Avenue
Greenwich, CT 06830
(203) 625-5800
Greenwich, CT 06830
(203) 625-5800
Gr: PK-12 | 1,046 student Avg. class size: 11 students Sports: 20 | Extracurrculars: 14 Tuition & acceptance rate listed
200 N Maple Ave
Greenwich, CT 06830
(203) 625-8900
Greenwich, CT 06830
(203) 625-8900
Gr: PK-12 | 830 students
401 Old Church Rd.
Greenwich, CT 06830
(203) 865-5600
Greenwich, CT 06830
(203) 865-5600
Gr: PK-12 | 1,345 student Avg. class size: 15 students Acceptance rate listed
401 Old Church Rd
Greenwich, CT 06830
(203) 863-5600
Greenwich, CT 06830
(203) 863-5600
Gr: NS-12 | 1,251 student Tuition & acceptance rate listed
1177 King Street
Greenwich, CT 06831
(609) 261-2273
Greenwich, CT 06831
(609) 261-2273
Gr: PK-12 | 680 students Avg. class size: 13 students Sports: 17 | Extracurrculars: 17 Tuition & acceptance rate listed
The Greenwich Japanese School
Special Program Emphasis
15 Ridgeway
Greenwich, CT 06831
(203) 629-9039
Greenwich, CT 06831
(203) 629-9039
Gr: 1-9 | 92 students Tuition listed
Greenwich, Connecticut Private Schools (Closed)
School
Location
Quick Facts
Carmel Academy (Closed 2024)
Special Program Emphasis (Jewish)
270 Lake Ave
Greenwich, CT 06830
(203) 863-9663
Greenwich, CT 06830
(203) 863-9663
Gr: NS-8 | 217 students
Frequently Asked Questions
What are the top ranked private high schools in Greenwich, CT?
The top ranked private high schools in Greenwich, CT include Greenwich Academy, Greenwich Country Day School, and Brunswick School.
How many private high schools are located in Greenwich?
6 private high schools are located in Greenwich.
How diverse are private high schools in Greenwich?
Greenwich private high schools are approximately 28% minority students, which is lower than the Connecticut private school average of 30%.
What percentage of private high schools are religiously affiliated in Greenwich?
17% of private high schools in Greenwich are religiously affiliated (most commonly Catholic).
Which private high schools in Greenwich are often viewed compared to one another?
Popular comparisons of private high schools in Greenwich include: Sacred Heart Greenwich vs. Greenwich Academy, Greenwich Academy vs. Sacred Heart Greenwich
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