For the 2024 school year, there are 55 private high schools belonging to National Association of Independent Schools (NAIS) serving 22,462 students in Connecticut. You can also find more schools membership associations in Connecticut.
The top ranked private high schools belonging to National Association of Independent Schools (NAIS) in Connecticut include Choate Rosemary Hall, Hopkins School and The Loomis Chaffee School.
The average tuition cost is $55,311, which is higher than the Connecticut private high school average tuition cost of $42,058.
Top Ranked Private High Schools Belonging to National Association of Independent Schools (NAIS) in Connecticut (2024)
School
Location
Grades
Students
1108 Whitney Ave
Hamden, CT 06517
(203) 752-2610
Hamden, CT 06517
(203) 752-2610
Grades: NS-12
| 650 students
73 Southern Blvd
Danbury, CT 06810
(203) 744-1510
Danbury, CT 06810
(203) 744-1510
Grades: 9-12
| 384 students
170 Kingswood Road
West Hartford, CT 06119
(860) 727-5000
West Hartford, CT 06119
(860) 727-5000
Grades: 6-12
| 504 students
635 Frogtown Road
New Canaan, CT 06840
(203) 972-0771
New Canaan, CT 06840
(203) 972-0771
Grades: NS-9
| 555 students
2320 Huntington Tpke
Trumbull, CT 06611
(203) 378-9378
Trumbull, CT 06611
(203) 378-9378
Grades: 9-12
| 740 students
180 Bloomfield Avenue
Hartford, CT 06105
(860) 236-5618
Hartford, CT 06105
(860) 236-5618
Grades: 6-12
| 230 students
1237 Whittemore Road
Middlebury, CT 06762
(203) 577-4521
Middlebury, CT 06762
(203) 577-4521
Grades: 9-12
| 184 students
182 Mohegan Avenue
New London, CT 06320
(860) 443-5333
New London, CT 06320
(860) 443-5333
Grades: 6-12
| 235 students
45 Cottage Road
Oakdale, CT 06370
(860) 823-3861
Oakdale, CT 06370
(860) 823-3861
Grades: 8-12
| 162 students
40 Bulls Bridge Road
South Kent, CT 06785
(860) 927-3539
South Kent, CT 06785
(860) 927-3539
Grades: 9-12
| 170 students
Avon Old Farms School![Avon Old Farms School Photo - Avon Old Farms School is expert in educating boys. Since we are a single sex school, we use specialized learning methodologies focused on the areas of development that are critical to a young male in their adolescent years. This helps achieve greater success not only in the following four years of college, but the next forty years of their lives. Avon Old Farms School Photo - Avon Old Farms School is expert in educating boys. Since we are a single sex school, we use specialized learning methodologies focused on the areas of development that are critical to a young male in their adolescent years. This helps achieve greater success not only in the following four years of college, but the next forty years of their lives.]()
![Avon Old Farms School Photo - Avon Old Farms School is expert in educating boys. Since we are a single sex school, we use specialized learning methodologies focused on the areas of development that are critical to a young male in their adolescent years. This helps achieve greater success not only in the following four years of college, but the next forty years of their lives. Avon Old Farms School Photo - Avon Old Farms School is expert in educating boys. Since we are a single sex school, we use specialized learning methodologies focused on the areas of development that are critical to a young male in their adolescent years. This helps achieve greater success not only in the following four years of college, but the next forty years of their lives.](https://images1.privateschoolreview.com/photo/35000/35784/Avon-Old-Farms-School-4wcpvegfxpmogs0880k4wcgw-160x160c.jpg)
All-boys
500 Old Farms Rd
Avon, CT 06001
(860) 404-4100
Avon, CT 06001
(860) 404-4100
Grades: 9-12
| 415 students
2186 High Ridge Rd
Stamford, CT 06903
(203) 329-2186
Stamford, CT 06903
(203) 329-2186
Grades: PK-12
| 335 students
Brunswick School![Brunswick School Photo - Middle School Campus on King Street Brunswick School Photo - Middle School Campus on King Street]()
![Brunswick School Photo - Middle School Campus on King Street Brunswick School Photo - Middle School Campus on King Street](https://images2.privateschoolreview.com/photo/5000/5287/Brunswick-School-bxfohi5l93sc8wsw0kkkk0wo-160x160c.jpg)
All-boys
100 Maher Avenue
Greenwich, CT 06830
(203) 625-5800
Greenwich, CT 06830
(203) 625-5800
Grades: PK-12
| 1,046 students
Canterbury School![Canterbury School Photo - At Canterbury, you will develop the skills most essential to meeting future challenges and succeeding in college. These start with critical thinking, excellence in writing, and a solid foundation in digital literacy. Canterbury School Photo - At Canterbury, you will develop the skills most essential to meeting future challenges and succeeding in college. These start with critical thinking, excellence in writing, and a solid foundation in digital literacy.]()
![Canterbury School Photo - At Canterbury, you will develop the skills most essential to meeting future challenges and succeeding in college. These start with critical thinking, excellence in writing, and a solid foundation in digital literacy. Canterbury School Photo - At Canterbury, you will develop the skills most essential to meeting future challenges and succeeding in college. These start with critical thinking, excellence in writing, and a solid foundation in digital literacy.](https://images2.privateschoolreview.com/photo/5000/5290/Canterbury-School-905rn0hvzdgc4wggkgokwo00g-160x160c.jpg)
(Catholic)
101 Aspetuck
New Milford, CT 06776
(860) 210-3800
New Milford, CT 06776
(860) 210-3800
Grades: 9-12
| 325 students
565 Chase Parkway
Waterbury, CT 06708
(203) 236-9561
Waterbury, CT 06708
(203) 236-9561
Grades: PK-12
| 164 students
333 Christian Street
Wallingford, CT 06492
(203) 697-2000
Wallingford, CT 06492
(203) 697-2000
Grades: 9-12
| 865 students
45 Glenville Road
Greenwich, CT 06831
(203) 622-9240
Greenwich, CT 06831
(203) 622-9240
Grades: K-9
| 265 students
1073 N Benson Rd
Fairfield, CT 06824
(203) 254-4200
Fairfield, CT 06824
(203) 254-4200
Grades: 9-12
| 770 students
99 Green Hill Rd
Washington, CT 06793
(860) 868-7334
Washington, CT 06793
(860) 868-7334
Grades: 9-12
| 322 students
35 Beachside Avenue
Greens Farms, CT 06838
(203) 256-7501
Greens Farms, CT 06838
(203) 256-7501
Grades: PK-12
| 713 students
200 N Maple Ave
Greenwich, CT 06830
(203) 625-8900
Greenwich, CT 06830
(203) 625-8900
Grades: PK-12
| 830 students
401 Old Church Rd
Greenwich, CT 06830
(203) 863-5600
Greenwich, CT 06830
(203) 863-5600
Grades: NS-12
| 1,251 students
Holy Cross High School![Holy Cross High School Photo - Be A Scholar, Be A Leader, Be Holy Cross Holy Cross High School Photo - Be A Scholar, Be A Leader, Be Holy Cross]()
![Holy Cross High School Photo - Be A Scholar, Be A Leader, Be Holy Cross Holy Cross High School Photo - Be A Scholar, Be A Leader, Be Holy Cross](https://images3.privateschoolreview.com/photo/5000/5349/Holy-Cross-High-School-5kqdlz4hohcsg8k00w0wwwwo4-160x160c.jpg)
(Catholic)
587 Oronoke Rd
Waterbury, CT 06708
(203) 757-9248
Waterbury, CT 06708
(203) 757-9248
Grades: 9-12
| 413 students
220 Nettleton Hollow Rd
Washington, CT 06793
(860) 868-2230
Washington, CT 06793
(860) 868-2230
Grades: 2-12
| 1,330 students
211 Indian Mountain Road
Lakeville, CT 06039
(860) 435-0871
Lakeville, CT 06039
(860) 435-0871
Grades: PK-9
| 320 students
200 High St
Milford, CT 06460
(203) 877-2786
Milford, CT 06460
(203) 877-2786
Grades: 9-12
| n/a students
4 Batchelder Road
Windsor, CT 06095
(860) 687-6000
Windsor, CT 06095
(860) 687-6000
Grades: 9-12
| 705 students
Show 20 more private schools in Connecticut (out of 55 total schools)
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