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²ÝÁñÉçÇø School Review - Established 2003
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Oldest ²ÝÁñÉçÇø High Schools in Connecticut

The average private high school in Connecticut was founded around 1944 (2026-27).
The oldest private high school in Connecticut is Hopkins School, founded in 1660.

Quick Facts (2026-27)

  • # CT Schools Ranked: 127
  • Top 20 Range (Year Founded): 1660–1893
  • CT School Avg.: 1944
  • National School Avg.: 1967

Quick Facts (2026-27)

  • # CT Schools Ranked: 127
  • Top 20 Range (Year Founded): 1660–1893
  • CT School Avg.: 1944
  • National School Avg.: 1967
Show school map — Connecticut (year founded range: 1660–1893, avg 1944)
Year Founded Range: 1660 1915 Avg. Year Founded: 1877

Oldest ²ÝÁñÉçÇø High Schools in Connecticut (2026-27)

Showing 127 schools
Hopkins School Photo
#1Hopkins School
Gr: 7-12 | 724 students
Avg. class size: 12 students
Sports: 20 | Extracurriculars: 23
986 Forest Road
New Haven, CT 06515
(203) 397-1001
(6)
1660year founded
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Cheshire Academy Photo
#2Cheshire Academy
Gr: 9-12 | 369 students
Avg. class size: 10 students
Sports: 14 | Extracurriculars: 24
10 Main St
Cheshire, CT 06410
(203) 439-7250
1794year founded
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Map of Greenwich Academy
#3Greenwich Academy
Gr: PK-12 | 830 students
All-girls
200 N Maple Ave
Greenwich, CT 06830
(203) 625-8900
(2)
1827year founded
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Suffield Academy Photo
#4Suffield Academy
Gr: 9-12 | 410 students
Avg. class size: 10 students
Sports: 24
185 North Main Street
Suffield, CT 06078
(860) 386-4400
1833year founded
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Miss Porter's School Photo
#5Miss Porter's School
Gr: 9-12 | 342 students
Avg. class size: 12 students
Sports: 18
All-girls
60 Main St.
Farmington, CT 06032
(860) 409-3500
1843year founded
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Sacred Heart Greenwich Photo
#6Sacred 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)
1848year founded
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The Frederick Gunn School Photo
#7The Frederick Gunn School
Gr: 9-12 | 330 students
Avg. class size: 12 students
Sports: 15 | Extracurriculars: 22
99 Green Hill Rd
Washington, CT 06793
(860) 868-7334
1850year founded
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Map of Connecticut Junior Republic-bristol
#8Connecticut Junior Republic-bristol
Gr: 6-12 | 59 students
All-girls | Special Education School
30 Pleasant St
Bristol, CT 06010
(860) 845-8010
(1)
1858year founded
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Chase Collegiate School Photo
#9(°Õ9–T10)Chase Collegiate School
Gr: PK-12 | 164 students
Avg. class size: 12 students
Sports: 11
565 Chase Parkway
Waterbury, CT 06708
(203) 236-9561
1865year founded
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King School Photo
#9(°Õ9–T10)King School
Gr: PK-12 | 718 students
Avg. class size: 12 students
Sports: 19 | Extracurriculars: 42
1450 Newfield Ave
Stamford, CT 06905
(203) 322-3496
1865year founded
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Academy Of The Holy Family Photo
#11(°Õ11–T12)Academy Of The Holy Family
Gr: 9-12 | 30 students
Avg. class size: 8 students
Sports: 3 | Extracurriculars: 11
All-girls (Catholic)
54 W Main St. Box 691
Baltic, CT 06330
(860) 822-9272
1874year founded
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Map of The Loomis Chaffee School
#11(°Õ11–T12)The Loomis Chaffee School
Gr: 9-12 | 703 students
Avg. class size: 11 students
Sports: 19
4 Batchelder Road
Windsor, CT 06095
(860) 687-6000
1874year founded
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Watkinson School Photo
#13Watkinson School
Gr: 6-12 | 240 students
Avg. class size: 13 students
Sports: 9 | Extracurriculars: 14
180 Bloomfield Avenue
Hartford, CT 06105
(860) 236-5618
(2)
1881year founded
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Westminster School Photo
#14Westminster School
Gr: 9-12 | 412 students
Avg. class size: 12 students
Sports: 16 | Extracurriculars: 21
995 Hopmeadow Street
Simsbury, CT 06070
(860) 408-3043
1888year founded
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Choate Rosemary Hall Photo
#15(°Õ15–T17)Choate Rosemary Hall
Gr: 9-12 | 865 students
Avg. class size: 12 students
Sports: 24
333 Christian Street
Wallingford, CT 06492
(203) 697-2000
1890year founded
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The Taft School Photo
#15(°Õ15–T17)The Taft School
Gr: 9-12 | 580 students
Avg. class size: 11 students
Sports: 17
110 Woodbury Road
Watertown, CT 06795
(860) 945-7777
(2)
1890year founded
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Map of University School
#15(°Õ15–T17)University School
Gr: 9-12 | 26 students
Po Box 6129
Bridgeport, CT 06606
(203) 579-0434
1890year founded
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The Hotchkiss School Photo
#18(°Õ18–T19)The Hotchkiss School
Gr: 9-12 | 627 students
Sports: 23
11 Interlaken Road
Lakeville, CT 06039
(860) 435-3102
1891year founded
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The Williams School Photo
#18(°Õ18–T19)The Williams School
Gr: 6-12 | 191 students
Avg. class size: 11 students
Sports: 7 | Extracurriculars: 11
182 Mohegan Avenue
New London, CT 06320
(860) 443-5333
(5)
1891year founded
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Map of Oak Hill School
#20Oak Hill School
Gr: K-12 | 106 students
Avg. class size: 9 students
Special Education School
120 Holcomb St
Hartford, CT 06112
(860) 769-3860
1893year founded
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Pomfret School Photo
#21Pomfret School
Gr: 9-12 | 358 students
Avg. class size: 11 students
Sports: 18
398 Pomfret St
Pomfret, CT 06258
(860) 963-6120
1894year founded
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Map of Adelbrook
#22(°Õ22–T23)Adelbrook
Gr: 5-12 | 79 students
Special Education School
60 Hicksville Rd
Cromwell, CT 06416
(860) 635-5801
(1)
1900year founded
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Rumsey Hall School Photo
#22(°Õ22–T23)Rumsey Hall School
Gr: PK-9 | 328 students
Avg. class size: 12 students
Sports: 16
201 Romford Rd
Washington Depot, CT 06794
(860) 868-0535
1900year founded
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Salisbury School Photo
#24Salisbury School
Gr: 9-12 | 310 students
Avg. class size: 12 students
Sports: 20 | Extracurriculars: 31
All-boys (Episcopal)
251 Canaan Road
Salisbury, CT 06068
(860) 435-5732
(2)
1901year founded
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Brunswick School Photo
#25Brunswick 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
1902year founded
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Map of Connecticut Junior Republic
#26Connecticut Junior Republic
Gr: 7-12 | 28 students
All-boys | Special Education School
550 Goshen Road
Litchfield, CT 06759
(860) 567-9423
(3)
1904year founded
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Lauralton Hall Photo
#27Lauralton Hall
Gr: 9-12
Avg. class size: 15 students
Sports: 16 | Extracurriculars: 13
All-girls (Catholic)
200 High St
Milford, CT 06460
(203) 877-2786
(3)
1905year founded
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Kent School Photo
#28(°Õ28–T29)Kent School
Gr: 9-12 | 504 students
Avg. class size: 12 students
Sports: 17 | Extracurriculars: 65
Episcopal
1 Macedonia Road
Kent, CT 06757
(860) 927-6020
1906year founded
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The Oxford Academy Photo
#28(°Õ28–T29)The Oxford Academy
Gr: 8-12 | 48 students
Avg. class size: 1 student
Sports: 8 | Extracurriculars: 13
All-boys
1393 Boston Post Road
Westbrook, CT 06498
(860) 399-6247
(4)
1906year founded
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Kingswood Oxford School Photo
#30(°Õ30–T31)Kingswood Oxford School
Gr: 6-12 | 507 students
Avg. class size: 13 students
Sports: 18 | Extracurriculars: 30
170 Kingswood Road
West Hartford, CT 06119
(860) 727-5000
(1)
1909year founded
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Westover School Photo
#30(°Õ30–T31)Westover School
Gr: 9-12 | 192 students
Avg. class size: 12 students
Sports: 16 | Extracurriculars: 26
All-girls
1237 Whittemore Road
Middlebury, CT 06762
(203) 577-4521
(3)
1909year founded
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The Ethel Walker School Photo
#32The Ethel Walker School
Gr: 7-12 | 225 students
Avg. class size: 12 students
Sports: 16 | Extracurriculars: 50
All-girls
230 Bushy Hill Road
Simsbury, CT 06070
(860) 408-4200
1911year founded
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Hamden Hall Country Day School Photo
#33(°Õ33–T34)Hamden Hall Country Day School
Gr: NS-12 | 650 students
Avg. class size: 12 students
Sports: 22 | Extracurriculars: 45
1108 Whitney Ave
Hamden, CT 06517
(203) 752-2610
(4)
1912year founded
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Map of Whitney Hall School
#33(°Õ33–T34)Whitney Hall School
Gr: 2-12 | 50 students
Avg. class size: 12 students
Special Education School
1400 Whitney Ave
Hamden, CT 06517
(203) 248-2116
1912year founded
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Canterbury School Photo
#35Canterbury School
Gr: 9-12 | 332 students
Avg. class size: 12 students
Sports: 18 | Extracurriculars: 18
Catholic
101 Aspetuck Avenue
New Milford, CT 06776
(860) 210-3800
1915year founded
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Show 92 more private schools in Connecticut (out of 127 total schools)
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Frequently Asked Questions

What is the Connecticut average private high schools founding year?
The Connecticut average private high schools founding year is 1944 for 2026-27.
What are the private high schools with oldest founding year in Connecticut?
The top ranked private high schools in Connecticut include Hopkins School, Cheshire Academy and Greenwich Academy.

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