The average private high school in New Hampshire has 193 students (2024-25).
The largest private high school in New Hampshire is Pinkerton Academy with 3,074 students.
School Size Range: 105
3,074
Avg. School Size: 403
Largest New Hampshire Private High Schools (2024-25)
School
# Students
Grades
Location
Rank: #22.
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.]( "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
Students: 1,106
Grades: 9-12
20 Main St
Exeter, NH 03833
(603) 777-3437
Exeter, NH 03833
(603) 777-3437
Rank: #33.
Students: 793
Grades: 9-12
194 Lund Road
Nashua, NH 03060
(603) 889-4107
Nashua, NH 03060
(603) 889-4107
Rank: #44.
Students: 717
Grades: 9-12
907 First Nh Tpke
Northwood, NH 03261
(603) 942-5531
Northwood, NH 03261
(603) 942-5531
Rank: #55.
Students: 604
Grades: PK-12
20 Seaborne Dr
Dover, NH 03820
(603) 742-3617
Dover, NH 03820
(603) 742-3617
Rank: #66.
St. Paul's School![St. Paul's School Photo - Students walking to class after Chapel.]( "St. Paul's School Photo - Students walking to class after Chapel.")
(Episcopal)
Students: 548
Grades: 9-12
325 Pleasant Street
Concord, NH 03301
(603) 229-4700
Concord, NH 03301
(603) 229-4700
Rank: #77.
Students: 414
Grades: 9-12
197 Dover Point Rd
Dover, NH 03820
(603) 742-3206
Dover, NH 03820
(603) 742-3206
Rank: #88.
Students: 389
Grades: 6-12
2108 River Road
Manchester, NH 03104
(603) 669-4524
Manchester, NH 03104
(603) 669-4524
Rank: #99.
Holderness School![Holderness School Photo]( "Holderness School Photo")
(Episcopal)
Students: 380
Grades: 9-12
33 Chapel Lane
Plymouth, NH 03264
(603) 536-1257
Plymouth, NH 03264
(603) 536-1257
Rank: #1010.
Students: 376
Grades: 9-12
204 Main Street
Andover, NH 03216
(603) 735-6641
Andover, NH 03216
(603) 735-6641
Rank: #1111.
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.]( "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
Students: 361
Grades: PK-12
222 Isaac Frye Hwy
Wilton, NH 03086
(603) 654-2391
Wilton, NH 03086
(603) 654-2391
Rank: #1212.
Students: 349
Grades: PK-12
37 Regional Dr.
Concord, NH 03301
(603) 228-8888
Concord, NH 03301
(603) 228-8888
Rank: #1313.
Students: 347
Grades: 9-12
70 Main Street
New Hampton, NH 03256
(603) 677-3401
New Hampton, NH 03256
(603) 677-3401
Rank: #1414.
Students: 343
Grades: 9-12
7 Campus Center Drive
Meriden, NH 03770
Plainfield, NH 03781
(603) 469-2000
Plainfield, NH 03781
(603) 469-2000
Rank: #1515.
Students: 340
Grades: 9-12
80 Academy Drive
Wolfeboro, NH 03894
(603) 569-7200
Wolfeboro, NH 03894
(603) 569-7200
Rank: #1616.
Students: 338
Grades: 9-12
64 Main Street
Meriden, NH 03770
(603) 469-2100
Meriden, NH 03770
(603) 469-2100
Rank: #1717.
Trinity High School
(Catholic)
Students: 331
Grades: 9-12
581 Bridge St
Manchester, NH 03104
(603) 668-2910
Manchester, NH 03104
(603) 668-2910
Rank: #1818.
Students: 321
Grades: PK-12
80 Clinton Street
Concord, NH 03301
(603) 225-5410
Concord, NH 03301
(603) 225-5410
Rank: #1919.
South Merrimack Christian Academy
(Baptist)
Students: 247
Grades: PK-12
517 Boston Post Road
Merrimack, NH 03054
(603) 880-6832
Merrimack, NH 03054
(603) 880-6832
Rank: #2020.
Students: 240
Grades: 9-12
25 Columbus Ave
Concord, NH 03301
(603) 224-7419
Concord, NH 03301
(603) 224-7419
Rank: #2121.
Cardigan Mountain School![Cardigan Mountain School Photo - Campus View]( "Cardigan Mountain School Photo - Campus View")
All-boys
Students: 239
Grades: 6-9
62 Alumni Drive
Canaan, NH 03741
(603) 523-3548
Canaan, NH 03741
(603) 523-3548
Rank: #2222.
Students: 219
Grades: PK-11
92 Wilson St
Keene, NH 03431
(603) 352-2720
Keene, NH 03431
(603) 352-2720
Rank: #2323.
Students: 203
Grades: PK-12
26 Seven Hearths Lane
Sunapee, NH 03782
(603) 763-9010
Sunapee, NH 03782
(603) 763-9010
Rank: #2424.
Students: 200
Grades: 9-12
30 School Street
Tilton, NH 03276
(603) 286-1733
Tilton, NH 03276
(603) 286-1733
Rank: #2525.
Crossroads Christian School![Crossroads Christian School Photo]( "Crossroads Christian School Photo")
(Christian)
Students: 180
Grades: NS-12
43 Atwood Rd
Pelham, NH 03076
(603) 635-8788
Pelham, NH 03076
(603) 635-8788
Rank: #2626.
Students: 179
Grades: NS-12
10 Groton Rd
Nashua, NH 03062
(603) 881-4815
Nashua, NH 03062
(603) 881-4815
Rank: #2727.
Students: 174
Grades: PK-12
106 Page Rd
Dublin, NH 03444
(603) 563-8505
Dublin, NH 03444
(603) 563-8505
Rank: #2828.
Students: 170
Grades: PK-12
150 W High St
Somersworth, NH 03878
(603) 692-2093
Somersworth, NH 03878
(603) 692-2093
Rank: #2929.
Students: 163
Grades: PK-12
1386 Meredith Center Rd
Laconia, NH 03246
(603) 524-3250
Laconia, NH 03246
(603) 524-3250
Rank: #3131.
Students: 135
Grades: PK-12
132 Titus Avenue
Manchester, NH 03103
(603) 606-7930
Manchester, NH 03103
(603) 606-7930
Rank: #3232.
Claremont Christian Academy![Claremont Christian Academy Photo]( "Claremont Christian Academy Photo")
(Baptist)
Students: 119
Grades: PK-12
97 Maple Ave
Claremont, NH 03743
(603) 542-8759
Claremont, NH 03743
(603) 542-8759
Rank: #3333.
Students: 115
Grades: NS-9
9 South Merrimack Road
Hollis, NH 03049
(603) 400-1515
Hollis, NH 03049
(603) 400-1515
Rank: #3434.
Mount Prospect Academy
All-boys | Special Education School
Students: 110
Grades: 7-12
354 Main St
Plymouth, NH 03264
(603) 536-1102
Plymouth, NH 03264
(603) 536-1102
Rank: #3535.
Robert B Jolicoeur School
Special Education School
Students: 105
Grades: 4-12
1 Mammoth Rd
Manchester, NH 03109
(603) 621-3599
Manchester, NH 03109
(603) 621-3599
Show 46 more private schools in NH (out of 81 total schools)
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Frequently Asked Questions
What is the New Hampshire average private high schools student size?
The New Hampshire average private high schools student size is 193 for 2024-25.
What are the private high schools with the largest student size in New Hampshire?
The top ranked private high schools in New Hampshire include Pinkerton Academy, Phillips Exeter Academy and Bishop Guertin High School.
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