Phillips Exeter Academy Photo - Exeter students live and learn all over the world by participating in 40 off-campus programs from Iceland (shown) to South Africa to Washington, DC.

Oldest Private Schools in New Hampshire

The average private school in New Hampshire was founded around 1970 (2024-25).
The oldest private school in New Hampshire is Phillips Exeter Academy, founded in 1781.
Year Founded Range: 1781 1972 Avg. Year Founded: 1918

Oldest Private Schools in New Hampshire (2024-25)

School
Founding Date
Grades
Location
Rank: #11.
Phillips Exeter Academy
Phillips Exeter Academy Photo - Exeter students live and learn all over the world by participating in 40 off-campus programs from Iceland (shown) to South Africa to Washington, DC.
Alternative School
Founding Date: 1781
Grades: 9-12
20 Main St
Exeter, NH 03833
(603) 777-3437
Rank: #22.
Kimball Union Academy
Kimball Union Academy Photo
Founding Date: 1813
Grades: 9-12
64 Main Street
Meriden, NH 03770
(603) 469-2100
Rank: #33.
Brewster Academy
Brewster Academy Photo - Brewster Academy boasts strong athletic teams with 14 league titles, 17 New England tournament bids, and two national titles in the past five years.
Founding Date: 1820
Grades: 9-12
80 Academy Drive
Wolfeboro, NH 03894
(603) 569-7200
Rank: #44.
New Hampton School
New Hampton School Photo - A spirited and supportive community.
Founding Date: 1821
Grades: 9-12
70 Main Street
New Hampton, NH 03256
(603) 677-3401
Rank: #55.
Tilton School
Tilton School Photo - Tilton's academic quad, with historic Knowles Hall in the background, during the fall.
(1)
Founding Date: 1845
Grades: 9-12
30 School Street
Tilton, NH 03276
(603) 286-1733
Rank: #66.
Proctor Academy
Proctor Academy Photo - 2,500 acres of living classroom.
(1)
Founding Date: 1848
Grades: 9-12
204 Main Street
Andover, NH 03216
(603) 735-6641
Rank: #77.
St. Paul's School
St. Paul's School Photo - Students walking to class after Chapel.
(Episcopal)
Founding Date: 1856
Grades: 9-12
325 Pleasant Street
Concord, NH 03301
(603) 229-4700
Rank: #88.
Mt. St. Mary Academy
Mt. St. Mary Academy Photo - Mount Saint Mary Academy, sponsored by the Sisters of Mercy
(Catholic)
(4)
Founding Date: 1858
Grades: PK-8
2291 Elm Street
Manchester, NH 03104
(603) 623-3155
Rank: #99.
St. Patrick Academy
St. Patrick Academy Photo
(Catholic)
Founding Date: 1868
Grades: PK-8
315 Banfield Road
Portsmouth, NH 03801
(512) 944-5765
Rank: #1010.
Holderness School
Holderness School Photo
(Episcopal)
Founding Date: 1879
Grades: 9-12
33 Chapel Lane
Plymouth, NH 03264
(603) 536-1257
Rank: #1111.
St. John Regional School
(Catholic)
Founding Date: 1888
Grades: K-8
61 S State St
Concord, NH 03301
(603) 225-3222
Rank: #1212.
Cardinal Lacroix Academy
(Catholic)
Founding Date: 1904
Grades: PK-6
148 Belmont St
Manchester, NH 03103
(603) 682-6272
Rank: #1313.
Wolfeboro Camp School
Wolfeboro Camp School Photo - Wolfeboro offers an excellent academic program for Middle, Upper, and ESL students. Guided by dedicated and seasoned private school faculty, the Wolfeboro curriculum includes additional emphasis on pre-prep goals, pre-college goals, and intensive ESL courses.
Special Program Emphasis
Founding Date: 1910
Grades: 5-12
93 Camp School Road
Wolfeboro, NH 03894
(603) 569-3451
Rank: #1414.
Presentation Of Mary Academy
Presentation Of Mary Academy Photo
(Catholic)
Founding Date: 1926
Grades: PK-8
182 Lowell Rd
Hudson, NH 03051
(603) 889-6054
Rank: #1515.
Dublin School
Dublin School Photo
(2)
Founding Date: 1935
Grades: 9-12
18 Lehmann Way
Dublin, NH 03444
(603) 563-7075
Rank: #1616.
High Mowing School
High Mowing School Photo - The only International Waldorf boarding & day school in North America, High Mowing welcomes students from across the globe. Explore our 300-acre classroom. Become a citizen of the world, a steward of the land with a global perspective. Join us, get connected.
Special Program Emphasis
Founding Date: 1942
Grades: PK-12
222 Isaac Frye Hwy
Wilton, NH 03086
(603) 654-2391
Rank: #1717.
Cardigan Mountain School
Cardigan Mountain School Photo - Campus View
All-boys
Founding Date: 1945
Grades: 6-9
62 Alumni Drive
Canaan, NH 03741
(603) 523-3548
Rank: #1818.
Hampshire Country School
Hampshire Country School Photo - Island Pond is regularly used for canoeing and fishing.
All-boys
Founding Date: 1948
Grades: 3-10
28 Patey Circle
Rindge, NH 03461
(603) 899-3325
Rank: #1919.
St. Christopher School
St. Christopher School Photo
(Catholic)
(1)
Founding Date: 1952
Grades: PK-8
20 Cushing Ave
Nashua, NH 03064
(603) 882-7442
Rank: #2020.
Legacy By Gersh At Crotched Mountain
Special Education School
Founding Date: 1953
Grades: 2-12
1 Verney Drive
Greenfield, NH 03047
(603) 547-3311
Rank: #2121.
Trinity Christian School
Trinity Christian School Photo - Trinity Christian School
(Lutheran Church Missouri Synod)
Founding Date: 1955
Grades: PK-8
100 Maple Ave
Keene, NH 03431
(808) 352-9403
Rank: #22 - 2322. - 23.
St. Joseph Regional Catholic School
(Catholic)
Founding Date: 1959
Grades: PK-8
40 Main St
Salem, NH 03079
(603) 893-6811
Rank: #22 - 2322. - 23.
White Wing School
White Wing School Photo - 100th Day of School Artwork
Daycare / Preschool
Founding Date: 1959
Grades: PK-K
58 Lowell St
Nashua, NH 03064
(603) 882-1041
Rank: #2424.
St. Thomas Aquinas High School
(Catholic)
(1)
Founding Date: 1960
Grades: 9-12
197 Dover Point Rd
Dover, NH 03820
(603) 742-3206
Rank: #2525.
Pioneer Junior Academy
(Seventh Day Adventist)
Founding Date: 1961
Grades: 1-8
13 Mount Gilboa Rd
Westmoreland, NH 03467
(603) 399-4803
Rank: #2626.
Sacred Heart School
(Catholic)
Founding Date: 1962
Grades: PK-8
289 Lafayette Rd
Hampton, NH 03842
(603) 926-3254
Rank: #27 - 2827. - 28.
Bishop Brady High School
Bishop Brady High School Photo
(Catholic)
(1)
Founding Date: 1963
Grades: 9-12
25 Columbus Ave
Concord, NH 03301
(603) 224-7419
Rank: #27 - 2827. - 28.
Bishop Guertin High School
Bishop Guertin High School Photo
(Catholic)
(1)
Founding Date: 1963
Grades: 9-12
194 Lund Road
Nashua, NH 03060
(603) 889-4107
Rank: #29 - 3029. - 30.
The Derryfield School
The Derryfield School Photo
Founding Date: 1964
Grades: 6-12
2108 River Road
Manchester, NH 03104
(603) 669-4524
Rank: #29 - 3029. - 30.
Dublin Christian Academy
Dublin Christian Academy Photo
(Christian)
(5)
Founding Date: 1964
Grades: PK-12
106 Page Rd
Dublin, NH 03444
(603) 563-8505
Rank: #3131.
Windham Cooperative Kindergarten & Nursery
Daycare / Preschool
Founding Date: 1966
Grades: K
12 Industrial Dr
Windham, NH 03087
(603) 893-3069
Rank: #3232.
The Well School
The Well School Photo - Pond hockey is a blast!
(6)
Founding Date: 1967
Grades: PK-8
36 Well School Road
Peterborough, NH 03458
(603) 924-6908
Rank: #33 - 3433. - 34.
Dover Children's Center
Special Program Emphasis
Founding Date: 1968
Grades: PK-7
43 Back River Rd
Dover, NH 03820
(603) 742-7637
Rank: #33 - 3433. - 34.
Merri-Loo Community Preschool
Daycare / Preschool
Founding Date: 1968
Grades: NS-PK
86 Center St
Goffstown, NH 03045
(603) 497-3350
Rank: #35 - 3635. - 36.
Chapel School
Daycare / Preschool (Evangelical Lutheran Church in America (formerly AELC, ALC, or LCA))
Founding Date: 1972
Grades: PK-K
3 Lutheran Dr
Nashua, NH 03063
(605) 589-0545
Show 86 more private schools in NH (out of 121 total schools)
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Frequently Asked Questions

What is the New Hampshire average private schools founding year?
The New Hampshire average private schools founding year is 1970 for 2024-25.
What are the private schools with oldest founding year in New Hampshire?
The top ranked private schools in New Hampshire include Phillips Exeter Academy, Kimball Union Academy and Brewster Academy.
What is private high school and private elementary school with the oldest founding year in New Hampshire?
The private high school with the oldest founding year in New Hampshire is Phillips Exeter Academy, with a year of 1781. The private elementary school with the oldest founding year is Mt. St. Mary Academy, with a year of 1858.

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