Connecticut Private Schools Belonging to Connecticut Association of Independent Schools (CAIS-CT)

For the 2026-27 school year, there are 25 private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) serving 6,268 students in Connecticut. You can also find more schools membership associations in Connecticut.
The top ranked private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut include Marianapolis Preparatory School, Greenwich Academy, and New Canaan Country School.
The average tuition cost is $46,789, which is higher than the Connecticut private school average tuition cost of $31,753.
28% of private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut are religiously affiliated (most commonly Catholic and Jewish).

Quick Facts (26-27)

  • # Private Schools: 25

Quick Facts (26-27)

  • # Private Schools: 25

Top Ranked Private Schools Belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut (2026-27)

New Canaan Country School Photo
Gr: NS-9 | 555 students
Avg. class size: 16 students
Sports: 13 | Extracurriculars: 16
635 Frogtown Road
New Canaan, CT 06840
(203) 972-0771
(9)
Ridgefield Academy Photo
Gr: PK-8 | 528 students
Avg. class size: 10 students
Sports: 11 | Extracurriculars: 11
223 West Mountain Rd
Ridgefield, CT 06877
(203) 894-1800
(12)
Watkinson School Photo
Gr: 6-12 | 240 students
Avg. class size: 11 students
Sports: 9 | Extracurriculars: 18
180 Bloomfield Avenue
Hartford, CT 06105
(860) 236-5618
(2)
Fairfield Country Day School Photo
Gr: K-9 | 201 students
Avg. class size: 6 students
Sports: 8
All-boys
2970 Bronson Road
Fairfield, CT 06824
(203) 259-2723
(2)
Franklin Academy Photo
Gr: 8-12 | 105 students
Avg. class size: 8 students
Sports: 6 | Extracurriculars: 13
Special Education School
140 River Road
East Haddam, CT 06423
(860) 873-2700
(2)
The Long Ridge School Photo
Gr: NS-5 | 94 students
Avg. class size: 14 students
Extracurriculars: 10
478 Erskine Road
Stamford, CT 06903
(203) 322-7693
(7)
St. Thomas's Day School Photo
Gr: K-6 | 126 students
Avg. class size: 20 students
Sports: 1 | Extracurriculars: 5
Episcopal
830 Whitney Avenue
New Haven, CT 06511
(203) 776-2123
(6)
Map of Bi-cultural Hebrew Academy
Gr: PK-12 | 327 students
Sports: 3
Jewish
2186 High Ridge Rd
Stamford, CT 06903
(203) 329-2186
(3)
Map of Fairfield College Preparatory
Gr: 9-12 | 757 students
All-boys (Catholic)
1073 N Benson Rd
Fairfield, CT 06824
(203) 254-4200
(1)
Map of Greenwich Academy
Gr: PK-12 | 830 students
All-girls
200 N Maple Ave
Greenwich, CT 06830
(203) 625-8900
(2)
Marianapolis Preparatory School Photo
Gr: 9-12 | 300 students
Avg. class size: 15 students
Sports: 16 | Extracurriculars: 46
Catholic
26 Chase Road
Thompson, CT 06277
(860) 923-9245
Washington Montessori School Photo
Gr: PK-8 | 256 students
Avg. class size: 20 students
Sports: 7 | Extracurriculars: 6
Montessori School
240 Litchfield Tpke
New Preston Marble Dale, CT 06777
(860) 868-0551
(8)
Westminster School Photo
Gr: 9-12 | 412 students
Avg. class size: 12 students
Sports: 16 | Extracurriculars: 21
995 Hopmeadow Street
Simsbury, CT 06070
(860) 408-3043
Wooster School Photo
Gr: 5-12 | 318 students
Avg. class size: 12 students
Sports: 11 | Extracurriculars: 16
91 Miry Brook Rd
Danbury, CT 06810
(203) 830-3916
Map of The Children's School
Gr: K-3 | 50 students
Montessori School
118 Scofieldtown Rd
Stamford, CT 06903
(203) 329-8815
Cobb School Montessori Photo
Gr: NS-6 | 175 students
Avg. class size: 20 students
Extracurriculars: 8
Montessori School
112 Sand Hill Road
Simsbury, CT 06070
(860) 658-1144
(15)
Map of Covenant Preparatory School
Gr: 6-8 | 40 students
Avg. class size: 12 students
All-boys (Catholic)
135 Broad St Ste 1
Hartford, CT 06105
(860) 547-0289
Map of Ezra Academy
Gr: PK-8 | 107 students
Sports: 4
Jewish
75 Rimmon Road
Woodbridge, CT 06525
(203) 389-5500
Fraser Woods Montessori School Photo
Gr: PK-8 | 210 students
Sports: 4 | Extracurriculars: 1
Montessori School
173 S Main St
Newtown, CT 06470
(203) 426-3390
(4)
Map of Grace Academy Hartford
Gr: 5-8 | 53 students
277 Main St
Hartford, CT 06106
(860) 263-7535
Map of Landmark Preschool
Gr: PK-K | 145 students
Avg. class size: 16 students
Daycare / Preschool
11 Burr Rd
Westport, CT 06880
(203) 226-6982
Litchfield Montessori School Photo
Gr: PK-6 | 78 students
Avg. class size: 15 students
Montessori School
5 Knife Shop Road
Northfield, CT 06778
(860) 283-5920
Montessori School Of Greater Hartford Photo
Gr: PK-9 | 155 students
Avg. class size: 20 students
Montessori School
141 N Main St
West Hartford, CT 06107
(860) 236-4565
(9)
Seven Acres Montessori Photo
Gr: PK-6 | 145 students
Avg. class size: 18 students
Montessori School
34 Whipple Rd
Wilton, CT 06897
(203) 834-0440
(13)
Villa Maria School Photo
Gr: K-9 | 61 students
Avg. class size: 4 students
Sports: 1 | Extracurriculars: 4
Special Education School
161 Sky Meadow Drive
Stamford, CT 06903
(203) 322-5886

Frequently Asked Questions

What are the top ranked private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut?
The top ranked private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut include Marianapolis Preparatory School, Greenwich Academy, and New Canaan Country School.
How many private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) are located in Connecticut?
25 private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) are located in Connecticut.
How much do private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) cost in Connecticut?
The average tuition cost is $46,789, which is higher than the Connecticut private school average tuition cost of $31,753.
How diverse are private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut?
Connecticut private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) are approximately 24% minority students, which is lower than the Connecticut private school average of 33%.
What percentage of private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) are religiously affiliated in Connecticut?
28% of private schools belonging to Connecticut Association of Independent Schools (CAIS-CT) in Connecticut are religiously affiliated (most commonly Catholic and Jewish).

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