The IDEAL School of Manhattan Photo - Students show the kindness snowflakes that they made.

Oldest Private Schools in New York

The average private school in New York was founded around 1960 (2025).
The oldest private school in New York is Harrow International School New York, founded in 1572.
Year Founded Range: 1572 1872 Avg. Year Founded: 1834

Oldest Private Schools in New York (2025)

School
Founding Date
Grades
Location
Rank: #11.
Founding Date: 1572
Grades: 6-12
500 Montauk Highway
East Islip, NY 11769
(763) 807-6929
Rank: #22.
Collegiate School
All-boys
Founding Date: 1628
Grades: K-12
301 Freedom Place South
New York, NY 10069
(212) 812-8552
Rank: #33.
Alexander Robertson School
Alexander Robertson School Photo
(4)
Founding Date: 1789
Grades: PK-5
3 West 95th Street
New York, NY 10025
(212) 663-6441
Rank: #44.
Oakwood Friends School
Oakwood Friends School Photo - Autumn colors on campus
(Friends)
Founding Date: 1796
Grades: 6-12
22 Spackenkill Road
Poughkeepsie, NY 12603
(845) 462-4200
Rank: #55.
Albany Academies
Founding Date: 1813
Grades: PK-12
135-140 Academy Road
Albany, NY 12208
(518) 429-2300
Rank: #66.
Emma Willard School
Emma Willard School Photo
All-girls
Founding Date: 1814
Grades: 9-12
285 Pawling Avenue
Troy, NY 12180
(518) 833-1301
Rank: #77.
New York Institute For Special Education
Special Education School
Founding Date: 1831
Grades: K-12
999 Pelham Pkwy N
Bronx, NY 10469
(718) 519-7000
Rank: #88.
Transfiguration School
Transfiguration School Photo
(Catholic)
(3)
Founding Date: 1832
Grades: 4-8
29 Mott Street
New York, NY 10013
(212) 962-5265
Rank: #99.
St. Marys Elementary School
(Catholic)
(1)
Founding Date: 1836
Grades: PK-8
2 Saint Marys Hl
Lancaster, NY 14086
(716) 683-2112
Rank: #1010.
Fordham Preparatory School
Fordham Preparatory School Photo - Fordham Prep's mission is to form leaders in Faith, Scholarship, and Service through a college preparatory education in the Catholic Jesuit tradition.
All-boys (Catholic)
(1)
Founding Date: 1841
Grades: 9-12
441 E. Fordham Road
Bronx, NY 10458
(718) 367-7500
Rank: #1111.
Founding Date: 1845
Grades: PK-12
170 Joralemon St
Brooklyn, NY 11201
(718) 250-0221
Rank: #1212.
St. John Lutheran School
St. John Lutheran School Photo - Our students work in chapel families to encourage our family atmosphere and to learn about Jesus from one another.
(Lutheran Church Missouri Synod)
(2)
Founding Date: 1846
Grades: PK-8
6950 Ward Road
North Tonawanda, NY 14120
(716) 693-9677
Rank: #1313.
Xavier High School
Xavier High School Photo - A preview of Xavier's personalized college counseling program.
All-boys (Catholic)
(1)
Founding Date: 1847
Grades: 9-12
30 West 16th Street
New York, NY 10011
(212) 924-7900
Rank: #1414.
La Salle Academy
La Salle Academy Photo - Track & Field Team at Penn Relays
All-boys (Catholic)
Founding Date: 1848
Grades: 9-12
215 East 6th Street
New York, NY 10003
(212) 475-8940
Rank: #1515.
St. Mary School
(Catholic)
Founding Date: 1849
Grades: PK-6
16 Gibson Street
Canandaigua, NY 14424
(585) 394-4300
Rank: #1616.
La Salle Institute
(Catholic)
(2)
Founding Date: 1850
Grades: 6-12
174 Williams Rd
Troy, NY 12180
(518) 283-2500
Rank: #17 - 1817. - 18.
Buffalo Seminary
Buffalo Seminary Photo - Founded in 1851, and in this building since 1909, Buffalo Seminary is on the National Register of Historic Places. Our campus includes 5 faculty and student residences in adjacent restored historic homes, and Larkin Field, a 5-minute walk away on a leafy parkway.
All-girls
(12)
Founding Date: 1851
Grades: 9-12
205 Bidwell Parkway
Buffalo, NY 14222
(716) 885-6780
Rank: #17 - 1817. - 18.
Trinity Christian School
Trinity Christian School Photo
(Lutheran Church Missouri Synod)
Founding Date: 1851
Grades: NS-8
146 Reserve Rd
Buffalo, NY 14224
(716) 674-5353
Rank: #1919.
Doane Stuart School
Doane Stuart School Photo
Special Program Emphasis
(5)
Founding Date: 1852
Grades: NS-12
199 Washington Avenue
Rensselaer, NY 12144
(518) 465-5222
Rank: #20 - 2120. - 21.
Founding Date: 1854
Grades: PK-12
9216 Seventh Ave
Brooklyn, NY 11228
(917) 693-5569
Rank: #20 - 2120. - 21.
Saint Ignatius Loyola School
(Catholic)
(1)
Founding Date: 1854
Grades: PK-8
48 East 84th Street
New York, NY 10028
(212) 861-3820
Rank: #22 - 2322. - 23.
Academy Of Mount St. Ursula
All-girls (Catholic)
Founding Date: 1855
Grades: 9-12
330 Bedford Park Blvd
Bronx, NY 10458
(718) 364-5353
Rank: #22 - 2322. - 23.
Visitation Academy
All-girls (Catholic)
Founding Date: 1855
Grades: PK-8
8902 Ridge Blvd
Brooklyn, NY 11209
(718) 680-9452
Rank: #2424.
St. Francis Prep
St. Francis Prep Photo
(Catholic)
(1)
Founding Date: 1858
Grades: 9-12
6100 Francis Lewis Blvd
Fresh Meadows, NY 11365
(718) 423-8810
Rank: #2525.
St. Margaret Catholic Academy
St. Margaret Catholic Academy Photo
(Catholic)
(1)
Founding Date: 1860
Grades: NS-8
6610 80th Street
Middle Village, NY 11379
(718) 326-0927
Rank: #2626.
St. Joseph's Collegiate Institute
All-boys (Catholic)
(2)
Founding Date: 1861
Grades: 9-12
845 Kenmore Ave
Buffalo, NY 14223
(716) 874-4024
Rank: #2727.
Saratoga Central Catholic High School
Saratoga Central Catholic High School Photo
(Catholic)
(2)
Founding Date: 1862
Grades: 6-12
247 Broadway
Saratoga Springs, NY 12866
(518) 587-7070
Rank: #2828.
Adelphi Academy of Brooklyn
Adelphi Academy of Brooklyn Photo - Adelphi Academy of Brooklyn's historic Bay Ridge campus is located at 8515 Ridge Boulevard, in the heart of Bay Ridge, Brooklyn. .
(7)
Founding Date: 1863
Grades: NS-12
8515 Ridge Boulevard
Brooklyn, NY 11209
(718) 238-3308
Rank: #29 - 3029. - 30.
Brooklyn Friends School
Brooklyn Friends School Photo
(Friends)
(1)
Founding Date: 1867
Grades: PK-12
375 Pearl St
Brooklyn, NY 11201
(718) 852-1029
Rank: #29 - 3029. - 30.
The Storm King School
The Storm King School Photo - Campus in winter
(7)
Founding Date: 1867
Grades: 8-12
314 Mountain Road
Cornwall On Hudson, NY 12520
(845) 458-7511
Rank: #31 - 3331. - 33.
Manlius Pebble Hill School
Manlius Pebble Hill School Photo - The opening day Handshake Ceremony is a tradition that dates back generations, with the entire student body along with faculty and staff to welcome each other into a new academic year. Handshakes, hugs, high fives, fist bumps, waves, and rock-paper-scissors are all forms of greetings.
(1)
Founding Date: 1869
Grades: PK-12
5300 Jamesville Rd
Syracuse, NY 13214
(315) 446-2452
Rank: #31 - 3331. - 33.
Rye Country Day School
Rye Country Day School Photo - Rye Country Day School was founded in 1869. The School is a coed, college preparatory school serving students in Pre-Kindergarten - Grade 12.
(1)
Founding Date: 1869
Grades: PK-12
3 Cedar St
Rye, NY 10580
(914) 967-1417
Rank: #31 - 3331. - 33.
St. Joseph's School For The Deaf
Special Education School
Founding Date: 1869
Grades: NS-8
1000 Hutchinson River Parkway
Bronx, NY 10465
(718) 828-9000
Rank: #3434.
Nazareth Elementary School
Nazareth Elementary School Photo - Faith, Love & Learning Thrive at Nazareth Elementary! This photo of our entire student body and dedicated staff was taken during our celebration of Catholic Schools Week 2023.
(Catholic)
Founding Date: 1871
Grades: PK-6
311 Flower City Park
Rochester, NY 14615
(585) 458-3786
Rank: #3535.
Dwight School
Dwight School Photo - Located steps away from Central Park on Manhattan's Upper West Side, Dwight has been igniting the spark of genius in every child since 1872.
Alternative School
Founding Date: 1872
Grades: PK-12
291 Central Park West
New York, NY 10024
(212) 724-6360
Show 100 more private schools in NY (out of 617 total schools)
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Frequently Asked Questions

What is the New York average private schools founding year?
The New York average private schools founding year is 1960 for 2025.
What are the private schools with oldest founding year in New York?
The top ranked private schools in New York include Harrow International School New York, Collegiate School and Alexander Robertson School.
What is private high school and private elementary school with the oldest founding year in New York?
The private high school with the oldest founding year in New York is Harrow International School New York, with a year of 1572. The private elementary school with the oldest founding year is Harrow International School New York, with a year of 1572.

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