The average private school endowment in Connecticut is $63.3M (2025).
The private school in Connecticut with the highest endowment is The Hotchkiss School, with a endowment of $488M.
Endowment Range: $1M
$488M
Avg. Endowment: $63.3M
Average Private School endowment in Connecticut (2025)
School
Endowment
Grades
Location
Rank: #11.
Endowment: $488 M
Grades: 9-12
11 Interlaken Road
Lakeville, CT 06039
(860) 435-3102
Lakeville, CT 06039
(860) 435-3102
Rank: #22.
Endowment: $283 M
Grades: 9-12
110 Woodbury Road
Watertown, CT 06795
(860) 945-7777
Watertown, CT 06795
(860) 945-7777
Rank: #33.
Brunswick School![Brunswick School Photo - Middle School Campus on King Street]( "Brunswick School Photo - Middle School Campus on King Street")
All-boys
Endowment: $179 M
Grades: PK-12
100 Maher Avenue
Greenwich, CT 06830
(203) 625-5800
Greenwich, CT 06830
(203) 625-5800
Rank: #44.
Miss Porter's School![Miss Porter's School Photo]( "Miss Porter's School Photo")
All-girls
Endowment: $164 M
Grades: 9-12
60 Main St.
Farmington, CT 06032
(860) 409-3500
Farmington, CT 06032
(860) 409-3500
Rank: #55.
Endowment: $135 M
Grades: 7-12
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
Rank: #6 - 76. - 7.
Chapel Haven Schleifer Center![Chapel Haven Schleifer Center Photo - Chapel Haven Schleifer Center has transformed its campus with a $45 million upgrade that includes a new REACH residential and classroom campus, a new Welcome Center, and the Schleifer Adult Independent Living Center for lifelong independent living.]( "Chapel Haven Schleifer Center Photo - Chapel Haven Schleifer Center has transformed its campus with a $45 million upgrade that includes a new REACH residential and classroom campus, a new Welcome Center, and the Schleifer Adult Independent Living Center for lifelong independent living.")
Special Education School
Endowment: $100 M
Grades: 12
1040 Whalley Avenue
New Haven, CT 06515
(203) 397-1714
New Haven, CT 06515
(203) 397-1714
Rank: #6 - 76. - 7.
Endowment: $100 M
Grades: 9-12
995 Hopmeadow Street
Simsbury, CT 06070
(860) 408-3043
Simsbury, CT 06070
(860) 408-3043
Rank: #88.
Endowment: $80 M
Grades: 9-12
251 Canaan Road
Salisbury, CT 06068
(860) 435-5732
Salisbury, CT 06068
(860) 435-5732
Rank: #99.
Endowment: $75 M
Grades: 9-12
185 North Main Street
Suffield, CT 06078
(860) 386-4400
Suffield, CT 06078
(860) 386-4400
Rank: #1010.
Endowment: $70 M
Grades: NS-12
401 Old Church Rd
Greenwich, CT 06830
(203) 863-5600
Greenwich, CT 06830
(203) 863-5600
Rank: #1111.
Endowment: $69 M
Grades: 9-12
1237 Whittemore Road
Middlebury, CT 06762
(203) 577-4521
Middlebury, CT 06762
(203) 577-4521
Rank: #1212.
Endowment: $51 M
Grades: NS-9
635 Frogtown Road
New Canaan, CT 06840
(203) 972-0771
New Canaan, CT 06840
(203) 972-0771
Rank: #1313.
Canterbury School![Canterbury School Photo - At Canterbury School, a balanced educational experience integrates academic achievement, personal growth, and community engagement. As a welcoming interfaith community, Canterbury fosters a sense of belonging, providing passionate educators and transformative opportunities that guide you toward your fullest potential. This is what makes Canterbury School more than just a place to learn-it's a place to become your best self.]( "Canterbury School Photo - At Canterbury School, a balanced educational experience integrates academic achievement, personal growth, and community engagement. As a welcoming interfaith community, Canterbury fosters a sense of belonging, providing passionate educators and transformative opportunities that guide you toward your fullest potential. This is what makes Canterbury School more than just a place to learn-it's a place to become your best self.")
(Catholic)
Endowment: $44 M
Grades: 9-12
101 Aspetuck Avenue
New Milford, CT 06776
(860) 210-3800
New Milford, CT 06776
(860) 210-3800
Rank: #1414.
Endowment: $45 M
Grades: 5-12
377 North Wilton Road
New Canaan, CT 06840
(203) 801-4833
New Canaan, CT 06840
(203) 801-4833
Rank: #1515.
The Ethel Walker School![The Ethel Walker School Photo]( "The Ethel Walker School Photo")
All-girls
Endowment: $36 M
Grades: 6-12
230 Bushy Hill Road
Simsbury, CT 06070
(860) 408-4200
Simsbury, CT 06070
(860) 408-4200
Rank: #1616.
Endowment: $27 M
Grades: 9-12
99 Green Hill Rd
Washington, CT 06793
(860) 868-7334
Washington, CT 06793
(860) 868-7334
Rank: #1717.
Endowment: $26 M
Grades: K-9
528 Pomfret Street
Pomfret, CT 06258
(860) 928-1328
Pomfret, CT 06258
(860) 928-1328
Rank: #1818.
Endowment: $17 M
Grades: 6-12
182 Mohegan Avenue
New London, CT 06320
(860) 443-5333
New London, CT 06320
(860) 443-5333
Rank: #2020.
Endowment: $14 M
Grades: 9-12
40 Bulls Bridge Road
South Kent, CT 06785
(860) 927-3539
South Kent, CT 06785
(860) 927-3539
Rank: #2121.
Endowment: $12 M
Grades: PK-9
211 Indian Mountain Road
Lakeville, CT 06039
(860) 435-0871
Lakeville, CT 06039
(860) 435-0871
Rank: #22 - 2322. - 23.
Endowment: $10 M
Grades: K-9
50 Loomis Place
New Haven, CT 06511
(203) 777-3464
New Haven, CT 06511
(203) 777-3464
Rank: #22 - 2322. - 23.
Endowment: $10 M
Grades: NS-8
223 West Mountain Rd
Ridgefield, CT 06877
(203) 894-1800
Ridgefield, CT 06877
(203) 894-1800
Rank: #2424.
Endowment: $9.5 M
Grades: 6-12
180 Bloomfield Avenue
Hartford, CT 06105
(860) 236-5618
Hartford, CT 06105
(860) 236-5618
Rank: #2525.
Forman School![Forman School Photo - Fall Sports: Boys Soccer, Girls Soccer, Boatbuilding, Cross-Country, Rock Climbing, Girls Volleyball]( "Forman School Photo - Fall Sports: Boys Soccer, Girls Soccer, Boatbuilding, Cross-Country, Rock Climbing, Girls Volleyball")
Special Education School
Endowment: $8 M
Grades: 9-12
12 Norfolk Rd
Litchfield, CT 06759
(860) 567-1802
Litchfield, CT 06759
(860) 567-1802
Rank: #2626.
The Southport School![The Southport School Photo]( "The Southport School Photo")
Special Program Emphasis
Endowment: $5.5 M
Grades: 2-8
214 Main Street
Southport, CT 06890
(203) 254-2044
Southport, CT 06890
(203) 254-2044
Rank: #2727.
Endowment: $5 M
Grades: 9-12
181 Randolph Rd
Middletown, CT 06457
(860) 346-7735
Middletown, CT 06457
(860) 346-7735
Rank: #2828.
Endowment: $4 M
Grades: 8-12
45 Cottage Road
Oakdale, CT 06370
(860) 823-3861
Oakdale, CT 06370
(860) 823-3861
Rank: #2929.
Endowment: $3.3 M
Grades: 9-12
476 Skiff Mountain Road
Kent, CT 06757
(860) 927-0047
Kent, CT 06757
(860) 927-0047
Rank: #3030.
Endowment: $3 M
Grades: 9-12
29 Wampanoag Drive
West Hartford, CT 06117
(860) 236-4221
West Hartford, CT 06117
(860) 236-4221
Rank: #3131.
Endowment: $2.5 M
Grades: PK-8
23 John Street
Waterbury, CT 06708
(203) 575-0659
Waterbury, CT 06708
(203) 575-0659
Rank: #3232.
Endowment: $1.7 M
Grades: NS-8
341 Opening Hill Road
Madison, CT 06443
(203) 421-3113
Madison, CT 06443
(203) 421-3113
Rank: #3333.
Our Lady Of Mercy Preparatory Academy![Our Lady Of Mercy Preparatory Academy Photo - OLM Prep Middle School student investigating through experiments in science.]( "Our Lady Of Mercy Preparatory Academy Photo - OLM Prep Middle School student investigating through experiments in science.")
(Catholic)
Endowment: $1 M
Grades: K-8
20 Island Avenue
Madison, CT 06443
(203) 689-5101
Madison, CT 06443
(203) 689-5101
Frequently Asked Questions
What is the Connecticut average private schools endowment?
The Connecticut average private schools endowment is $63.3M for 2025.
What are the private schools with the highest endowment in Connecticut?
The top ranked private schools in Connecticut include The Hotchkiss School, The Taft School and Brunswick School.
What is private high school and private elementary school with the highest endowment in Connecticut?
The private high school with the highest endowment in Connecticut is The Hotchkiss School, with a value of $488.4M. The private elementary school with the highest endowment is Brunswick School, with a value of $179.0M.
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