Largest Connecticut Private Schools
The average private school in Connecticut has 168 students (2022-23).
The largest private school in Connecticut is Horace Mann School John Dorr Nature Laboratory with 1,330 students.
School Size Range: 417
1,330
Avg. School Size: 640
Largest Connecticut Private Schools (2022-23)
School
# Students
Grades
Location
Students: 1,330
Grades: 2-12
220 Nettleton Hollow Rd
Washington, CT 06793
(860) 868-2230
Washington, CT 06793
(860) 868-2230
Rank: #22.
Students: 1,251
Grades: NS-12
401 Old Church Rd
Greenwich, CT 06830
(203) 863-5600
Greenwich, CT 06830
(203) 863-5600
Rank: #33.
Brunswick School![Brunswick School Photo - Middle School Campus on King Street]( "Brunswick School Photo - Middle School Campus on King Street")
All-boys
Students: 1,021
Grades: PK-12
100 Maher Avenue
Greenwich, CT 06830
(203) 625-5800
Greenwich, CT 06830
(203) 625-5800
Rank: #44.
Students: 865
Grades: 9-12
333 Christian Street
Wallingford, CT 06492
(203) 697-2339
Wallingford, CT 06492
(203) 697-2339
Rank: #55.
Fairfield College Preparatory
All-boys (Catholic)
Students: 826
Grades: 9-12
1073 N Benson Rd
Fairfield, CT 06824
(203) 254-4200
Fairfield, CT 06824
(203) 254-4200
Rank: #66.
Students: 811
Grades: PK-12
200 N Maple Ave
Greenwich, CT 06830
(203) 625-8915
Greenwich, CT 06830
(203) 625-8915
Rank: #77.
Students: 740
Grades: 9-12
2320 Huntington Tpke
Trumbull, CT 06611
(203) 378-9378
Trumbull, CT 06611
(203) 378-9378
Rank: #88.
Students: 731
Grades: NS-12
1177 King Street
Greenwich, CT 06831
(203) 532-3534
Greenwich, CT 06831
(203) 532-3534
Rank: #99.
Students: 713
Grades: PK-12
35 Beachside Avenue
Greens Farms, CT 06838
(203) 256-7501
Greens Farms, CT 06838
(203) 256-7501
Rank: #1010.
Students: 711
Grades: 7-12
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
Rank: #1212.
Students: 662
Grades: 9-12
181 Randolph Rd
Middletown, CT 06457
(860) 346-7735
Middletown, CT 06457
(860) 346-7735
Rank: #1313.
Students: 650
Grades: 9-12
4 Batchelder Road
Windsor, CT 06095
(860) 687-6400
Windsor, CT 06095
(860) 687-6400
Rank: #1414.
Students: 648
Grades: 6-8
948 Newfield Avenue
Stamford, CT 06905
(704) 527-7822
Stamford, CT 06905
(704) 527-7822
Rank: #1515.
Students: 623
Grades: 9-12
11 Interlaken Road
Lakeville, CT 06039
(860) 435-3102
Lakeville, CT 06039
(860) 435-3102
Rank: #1616.
Students: 609
Grades: 9-12
110 Woodbury Road
Watertown, CT 06795
(860) 945-7777
Watertown, CT 06795
(860) 945-7777
Rank: #1717.
Students: 597
Grades: NS-12
1108 Whitney Ave
Hamden, CT 06517
(203) 752-2610
Hamden, CT 06517
(203) 752-2610
Rank: #1818.
Students: 592
Grades: 5-12
377 North Wilton Road
New Canaan, CT 06840
(203) 801-4833
New Canaan, CT 06840
(203) 801-4833
Rank: #1919.
Students: 574
Grades: 9-12
24 Ricardo St
West Haven, CT 06516
(203) 933-1673
West Haven, CT 06516
(203) 933-1673
Rank: #2020.
Kent School![Kent School Photo]( "Kent School Photo")
(Episcopal)
Students: 572
Grades: 9-12
1 Macedonia Road
Kent, CT 06757
(860) 927-6111
Kent, CT 06757
(860) 927-6111
Rank: #2121.
Students: 570
Grades: NS-9
635 Frogtown Road
New Canaan, CT 06840
(203) 972-0771
New Canaan, CT 06840
(203) 972-0771
Rank: #2222.
All Saints Catholic School
(Catholic)
Students: 560
Grades: PK-8
139 W Rocks Rd
Norwalk, CT 06851
(203) 847-3881
Norwalk, CT 06851
(203) 847-3881
Rank: #2323.
Students: 518
Grades: 6-12
170 Kingswood Road
West Hartford, CT 06119
(860) 727-5000
West Hartford, CT 06119
(860) 727-5000
Rank: #2424.
Students: 514
Grades: 9-12
29 Wampanoag Drive
West Hartford, CT 06117
(860) 236-4221
West Hartford, CT 06117
(860) 236-4221
Rank: #2525.
Notre Dame Catholic High School![Notre Dame Catholic High School Photo]( "Notre Dame Catholic High School Photo")
(Catholic)
Students: 504
Grades: 9-12
220 Jefferson St
Fairfield, CT 06825
(203) 372-6521
Fairfield, CT 06825
(203) 372-6521
Rank: #2626.
Mercy High School
All-girls (Catholic)
Students: 498
Grades: 9-12
1740 Randolph Road
Middletown, CT 06457
(860) 346-6659
Middletown, CT 06457
(860) 346-6659
Rank: #2727.
Sacred Heart Academy![Sacred Heart Academy Photo - Students learn to work with many painting media such as acrylic, oil, and watercolor in this course that covers painting, design and visual concepts.]( "Sacred Heart Academy Photo - Students learn to work with many painting media such as acrylic, oil, and watercolor in this course that covers painting, design and visual concepts.")
All-girls (Catholic)
Students: 488
Grades: 9-12
265 Benham St
Hamden, CT 06514
(203) 288-2309
Hamden, CT 06514
(203) 288-2309
Rank: #2828.
East Catholic High School![East Catholic High School Photo]( "East Catholic High School Photo")
(Catholic)
Students: 479
Grades: 9-12
115 New State Rd
Manchester, CT 06042
(860) 649-5336
Manchester, CT 06042
(860) 649-5336
Rank: #2929.
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")
(Catholic)
Students: 460
Grades: 9-12
587 Oronoke Rd
Waterbury, CT 06708
(203) 757-9248
Waterbury, CT 06708
(203) 757-9248
Rank: #3030.
Students: 450
Grades: K-12
575 White Plains Rd
Trumbull, CT 06611
(203) 261-6230
Trumbull, CT 06611
(203) 261-6230
Rank: #3131.
Students: 448
Grades: NS-8
223 West Mountain Rd
Ridgefield, CT 06877
(203) 894-1800
Ridgefield, CT 06877
(203) 894-1800
Rank: #3232.
Students: 435
Grades: K-9
50 Loomis Place
New Haven, CT 06511
(203) 777-3464
New Haven, CT 06511
(203) 777-3464
Rank: #3333.
Students: 423
Grades: K-9
581 Silas Deane Hwy
Wethersfield, CT 06109
(860) 529-5487
Wethersfield, CT 06109
(860) 529-5487
Rank: #3434.
Students: 419
Grades: NS-8
471 North Street
Greenwich, CT 06830
(203) 869-4000
Greenwich, CT 06830
(203) 869-4000
Rank: #35 - 3635. - 36.
St. Bernard School![St. Bernard School Photo - Saint Bernard School XBSS leaders.]( "St. Bernard School Photo - Saint Bernard School XBSS leaders.")
(Catholic)
Students: 417
Grades: 6-12
1593 Norwich New London Tpke
Uncasville, CT 06382
(860) 848-1271
Uncasville, CT 06382
(860) 848-1271
Show 100 more private schools in CT (out of 378 total schools)
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