Top 10 Best New Hampshire Nonsectarian Private High Schools (2024)

For the 2024 school year, there are 45 nonsectarian private high schools in New Hampshire. You can also find more religiously affiliated schools in New Hampshire.
The best top ranked nonsectarian private high schools in New Hampshire include The Derryfield School, Tilton School and Proctor Academy.

Top Ranked Nonsectarian Private High Schools in New Hampshire (2024)

School
Location
Grades
Students
The Derryfield School
The Derryfield School Photo
2108 River Road
Manchester, NH 03104
(603) 669-4524
Grades: 6-12
| 407 students
Tilton School
Tilton School Photo - Tilton School is an independent, coeducational, college preparatory school serving students from 9th to 12th grade and postgraduates. Tilton's student body of 250 consists of day students and boarding students from 20 states and 17 countries. Although the Tilton Experience is different for every student, it challenges all students to try new things, learn new skills, and try new things.
(1)
30 School Street
Tilton, NH 03276
(603) 286-1733
Grades: 9-12
| 200 students
2nd Nature Academy (SNA)
2nd Nature Academy (SNA) Photo - 2nd Nature Academy includes early childhood through high school.
(16)
10 Groton Rd
Nashua, NH 03062
(603) 881-4815
Grades: NS-12
| 177 students
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.
80 Academy Drive
Wolfeboro, NH 03894
(603) 569-7200
Grades: 9-12
| 348 students
Cardigan Mountain School
Cardigan Mountain School Photo - Campus View
All-boys
62 Alumni Drive
Canaan, NH 03741
(603) 523-3518
Grades: 6-9
| 241 students
Crotched Mountain School
Special Education School
1 Verney Drive
Greenfield, NH 03047
(603) 668-7584
Grades: K-12
| students
Dublin School
Dublin School Photo
(2)
18 Lehmann Way
Dublin, NH 03444
(603) 563-8584
Grades: 9-12
| 169 students
Hampshire Country School
Hampshire Country School Photo - Island Pond is regularly used for canoeing and fishing.
All-boys | Alternative School
28 Patey Circle
Rindge, NH 03461
(603) 899-3325
Grades: 3-10
| 20 students
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
222 Isaac Frye Hwy
Wilton, NH 03086
(603) 654-2391
Grades: 9-12
| 107 students
Kimball Union Academy
Kimball Union Academy Photo
64 Main Street
Meriden, NH 03770
(603) 469-2100
Grades: 9-12
| 338 students
Kimball Union Academy
7 Campus Center Drive Meriden, NH 03770
Plainfield, NH 03781
(603) 469-2000
Grades: 9-12
| 332 students
New Hampton School
New Hampton School Photo - A spirited and supportive community.
70 Main Street
New Hampton, NH 03256
(603) 677-3401
Grades: 9-12
| 347 students
Parker Academy
Parker Academy Photo - Parker Academy - You deserve an education as unique and as brilliant as you are!
Special Education School
2 Fisk Rd
Concord, NH 03301
(603) 410-6240
Grades: 6-12
| 47 students
20 Main St
Exeter, NH 03833
(603) 777-3437
Grades: 9-12
| 1,078 students
Proctor Academy
Proctor Academy Photo - 2,500 acres of living classroom.
Special Program Emphasis
(1)
204 Main Street
Andover, NH 03216
(603) 735-6651
Grades: 9-12
| 369 students
Shaker Road School
131 Shaker Rd
Concord, NH 03301
(603) 224-0161
Grades: K-9
| 139 students
Antrim Girls Shelter
All-girls | Special Program Emphasis
55 Main St
Antrim, NH 03440
(603) 588-3124
Grades: 8-12
| 8 students
The Birchtree Center
Special Education School
2064 Woodbury Ave
Portsmouth, NH 03801
(603) 433-4192
Grades: 2-12
| 39 students
Camp E-toh-anee
All-boys | Alternative School
35 Eckerd Alley Way
Colebrook, NH 03576
(603) 237-8755
Grades: 7-12
| 33 students
Cedarcrest School
Cedarcrest School Photo - Cedarcrest Center for Children with Disabilities provides specialized care and education for up to 26 children, birth through age 21, with complex medical and developmental needs. Cedarcrest School serves children who are residents as well as day students who are cared for at home
Special Education School
91 Maple Avenue
Keene, NH 03431
(603) 358-3384
Grades: K-12
| students
Clearway High School
Alternative School
40 Arlington St
Nashua, NH 03060
(603) 598-8303
Grades: 9-12
| 45 students
The Community School
1164 Bunker Hill Rd
South Tamworth, NH 03883
(603) 323-7000
Grades: 6-12
| 30 students
The Contoocook School
Special Education School
40 Park Ln
Contoocook, NH 03229
(603) 746-7702
Grades: 6-12
| 16 students
Easterseals Lancaster School
Special Education School
525 Prospect St
Lancaster, NH 03584
(603) 206-6700
Grades: 5-12
| 12 students
Enriched Learning Center
Special Education School
26 Exchange Street
Berlin, NH 03570
(603) 215-6372
Grades: 5-11
| 10 students
Granite Hill School
Special Education School
135 Elm Street
Newport, NH 03773
(603) 863-0697
Grades: 7-12
| 41 students
The Harkness House
410 Amherst Street, Suite 150
Nashua, NH 03063
(603) 316-6444
Grades: 6-9
| students
Hollis Montessori School
Hollis Montessori School Photo - The Upper School program for 7th-9th grade encompasses all of the disciplines of a traditional education. The approach, however, is thoroughly Montessori.
Montessori School
(4)
9 South Merrimack Road
Hollis, NH 03049
(603) 400-1515
Grades: NS-9
| 115 students
Kroka Expeditions Semester School
Kroka Expeditions Semester School Photo
Alternative School
(1)
767 Forest Road
Marlow, NH 03456
(603) 835-9087
Grades: 10-12
| 12 students
Learning Skills Academy
Learning Skills Academy Photo - Learning Skills Academy
Special Education School
1247 Washington Rd.
Rye, NH 03870
(603) 964-4903
Grades: 4-12
| 47 students
Longview School
Alternative School
55 Reservation Road
Deerfield, NH 03037
(603) 463-7854
Grades: 9-12
| 19 students
Monarch School of New England
Monarch School of New England Photo - At the Monarch School of New England, students are celebrated for their own unique strengths and abilities. Programs are highly individualized, to build upon what students CAN do.
Special Education School
(1)
105 Eastern Avenue
Rochester, NH 03867
(603) 332-2848
Grades: K-12
| 64 students
Mount Prospect Academy
All-boys | Special Education School
354 Main St
Plymouth, NH 03264
(603) 536-1102
Grades: 7-12
| 110 students
Nfi - Midway Shelter
All-boys | Alternative School
136 Lowell Street
Manchester, NH 03104
(603) 669-9797
Grades: 7-11
| 17 students
Ny Youth Development Center/sysc
Special Education School
1056 N River Rd
Manchester, NH 03104
(603) 625-5471
Grades: 7-12
| 50 students
Show 10 more private schools in New Hampshire (out of 45 total schools)
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