Oliverian School Photo

Best Post-Graduate Boarding Schools (2026)

For the 2026 school year, there are 133 boarding schools offering a post-graduate (PG) year, serving 44,035 students.

Top Post-Graduate Boarding Schools (Exclusive Focus) (2026)

A+ World Academy Photo - #climbinghigh to get to the top of the mast at A+ World Academy
Gr: 11-12, PG | 64 students
Student-teacher ratio: 7:1
Avg. class size: 12 students
Tuition listed
International (on a Tall Ship)
Kristiansand, Norway 4610
3475677083
(8)
Bridgton Academy Photo - Our Humanities Center is one of two academic buildings on campus, and the hub for our academic administration, Focused Academic Coaching, Academic Support, and the Marcella/Sands Lecture Hall.
Gr: 12-12, PG | 180 students
Student-teacher ratio: 4:1
Avg. class size: 12 students
Acceptance rate: 70%
Tuition listed
All-boys
11 Academy Lane
North Bridgton, ME 04057
(207) 647-3322

Top Post-Graduate Boarding Schools (2026)

A+ World Academy Photo - #climbinghigh to get to the top of the mast at A+ World Academy
Gr: 11-12, PG | 64 students
Student-teacher ratio: 7:1
Avg. class size: 12 students
Tuition listed
International (on a Tall Ship)
Kristiansand, Norway 4610
3475677083
(8)
Asia Pacific International School Hawaii Photo
Gr: 5-12, PG | K-12, PG (day) | 130 students
Student-teacher ratio: 10:1
Avg. class size: 12 students
Acceptance rate: 90%
Tuition listed
Christian
54-230 Kamehameha Hwy
Hauula, HI 96717
(808) 670-1909
(1)
Avon, CT
Gr: 9-12, PG | 405 students
Student-teacher ratio: 6:1
Avg. class size: 12 students
Acceptance rate: 45%
Tuition listed
All-boys
500 Old Farms Road
Avon, CT 06001
(800) 464-2866
(6)
Berkshire School Photo - Founded in 1907, Berkshire School is a coed college preparatory boarding and day school for 400 ninth-12th graders and post-graduates, offering a forward-thinking curriculum and state-of-the-art facilities on a 400-acre campus in Sheffield, Mass.
Gr: 9-12, PG | 425 students
Student-teacher ratio: 4:1
Avg. class size: 12 students
Acceptance rate: 20%
Tuition listed
245 North Undermountain Road
Sheffield, MA 01257
(413) 229-1003
(17)
Besant Hill School Photo - Besant Hill School is located in the Ojai Valley, on 500 acres of private land with beautiful vistas in every direction. Facilities include four dormitories, outdoor sports facilities including a new aquatic center, indoor theater, atelier, and classrooms nestled along winding paths and oak trees. We also have an eight acre organic farm.
Gr: 9-12, PG | 100 students
Student-teacher ratio: 4:1
Avg. class size: 8 students
Acceptance rate: 50%
Tuition listed
non-sectarian
8585 Ojai Santa Paula Road
Ojai, CA 93023
(805) 646-4343
(1)
Blair Academy Photo
Gr: 9-12, PG | 475 students
Student-teacher ratio: 6:1
Avg. class size: 11 students
Acceptance rate: 15%
Tuition listed
2 Park St
Blairstown, NJ 07825
(908) 362-2009
(9)
Jacksonville, FL
Gr: 9-12, PG | PK-12, PG (day) | 1,756 students
Student-teacher ratio: 10:1
Avg. class size: 15 students
Acceptance rate: 34%
Tuition listed
7400 San Jose Blvd.
Jacksonville, FL 32217
(904) 256-5030
Carbondale IL, IL
Gr: 6-12, PG
Student-teacher ratio: 6:1
Avg. class size: 6 students
Acceptance rate: 100%
Tuition listed
900 South Brehm Lane
Carbondale IL, IL 62901
(618) 457-0371
Brentwood College School Photo - Crooks Hall, our oceanfront dining room and student services centre, is designed to be a warm, welcoming, west coast style facility, which is student friendly and environmentally responsible.For students, it is a one-stop social experience and the heart of campus where everyone can eat, relax, socialize, buy school supplies, pick up laundry, and host meetings.
Gr: 9-12, PG | 8-12, PG (day) | 535 students
Student-teacher ratio: 8:1
Avg. class size: 16 students
Acceptance rate: 30%
Tuition listed
2735 Mt. Baker Road
Mill Bay, BC V8H 1K8, Canada 1
(250) 743-5521
(1)
Brewster Academy Photo - Welcome to Wolfeboro! Brewster's lakeside location provides students with a variety of resources on and off campus. Our outdoor facilities include six athletic fields, nine tennis courts, and a boathouse which provides storage and work areas for rowing shells and "420" racing sailboats.
Gr: 9-12, PG | 350 students
Student-teacher ratio: 6:1
Avg. class size: 12 students
Acceptance rate: 50%
Tuition listed
80 Academy Drive
Wolfeboro, NH 03894
(603) 569-7200
(10)
Bridgton Academy Photo - Our Humanities Center is one of two academic buildings on campus, and the hub for our academic administration, Focused Academic Coaching, Academic Support, and the Marcella/Sands Lecture Hall.
Gr: 12-12, PG | 180 students
Student-teacher ratio: 4:1
Avg. class size: 12 students
Acceptance rate: 70%
Tuition listed
All-boys
11 Academy Lane
North Bridgton, ME 04057
(207) 647-3322
Buffalo Seminary Photo - Our oldest tradition may be forward thinking but we are anchored in many other traditions too. Roses and white dresses for commencement. Our Social & Academic Honor Code. Morning Meeting to start the day. ..
Gr: 9-12, PG | 160 students
Student-teacher ratio: 7:1
Avg. class size: 12 students
Acceptance rate: 80%
Tuition listed
All-girls (non-sectarian)
205 Bidwell Parkway
Buffalo, NY 14222
(716) 885-6780
Buxton School Photo - At Buxton, we provide the time, experience, and environment that inspire young people to learn more and go deeper. Our students are doers, both in school and in life. Education at Buxton is not passive; it is a stimulating and constant process of questioning, discovering, synthesizing and sharing.
Gr: 9-12, PG | 50 students
Student-teacher ratio: 3:1
Avg. class size: 7 students
Tuition listed
291 South Street
Williamstown, MA 01267
(413) 458-3919
(1)
The Calverton School Photo - Friendships are made across divisions at Calverton.
Gr: 8-12, PG | PK-12, PG (day) | 323 students
Student-teacher ratio: 7:1
Avg. class size: 12 students
Tuition listed
300 Calverton School Rd
Huntingtown, MD 20639
(410) 535-0216
The Cambridge School of Weston Photo - With over 250 courses to choose from, our dynamic curriculum allows students to balance engaging foundational courses with exploration and in-depth study as they choose from offerings like: "Multivariable Calculus," "The Biology of Cancer," "Wearable Art," "Japanese Women Writers," and "U.S. Cold War and Vietnam."
Gr: 9-12, PG | 315 students
Student-teacher ratio: 7:1
Avg. class size: 14 students
Tuition listed
45 Georgian Road
Weston, MA 02493
(781) 642-8650
(15)
Camden Military Academy Photo - A proud family!
Gr: 7-12, PG | 300 students
Student-teacher ratio: 7:1
Avg. class size: 12 students
Acceptance rate: 80%
Tuition listed
All-boys (non-sectarian)
520 Hwy. 1 North
Camden, SC 29020
(803) 432-6001
(18)
Canterbury School Photo - At Canterbury, you will develop the skills most essential to meeting future challenges and succeeding in college. These start with critical thinking, excellence in writing, and a solid foundation in digital literacy.
Gr: 9-12, PG | 332 students
Student-teacher ratio: 6:1
Avg. class size: 12 students
Tuition listed
Catholic heritage
101 Aspetuck Avenue
New Milford, CT 06776
(860) 210-3832
(1)
CATS Academy Boston Photo - Adams Hall
Gr: 8-12, PG | 380 students
Student-teacher ratio: 9:1
Avg. class size: 14 students
Acceptance rate: 70%
Tuition listed
2001 Washington Street
Braintree, MA 02184
(857) 400-9700
(1)
CATS Cambridge Photo
Gr: 9-12, PG
Avg. class size: 11 students
1 High St, Chesterton
Cambridge, United Kingdom CB4 1NQ
4401223341300
Cheshire Academy Photo - Our 104 acre (0.42 sq km) campus is in the center of the quiet, beautiful Town of Cheshire, CT. Though just a two hour drive to both Boston and New York, Cheshire is a quiet small town where students are in walking distance of a few area shops and cafes.
Gr: 9-12, PG | 343 students
Student-teacher ratio: 6:1
Avg. class size: 10 students
Acceptance rate: 45%
Tuition listed
10 Main Street
Cheshire, CT 06410
(203) 439-7250
(5)
Choate Rosemary Hall Photo
Gr: 9-12, PG | 859 students
Student-teacher ratio: 6:1
Avg. class size: 11 students
Acceptance rate: 16%
Tuition listed
333 Christian Street
Wallingford, CT 06492
(203) 697-2239
(30)
Colorado Timberline Academy Photo - Fall Trip in the Slot Canyons
Gr: 9-12, PG | 40 students
Student-teacher ratio: 4:1
Avg. class size: 6 students
Acceptance rate: 90%
Tuition listed
454 Academy Drive
Durango, CO 81301
(970) 247-5898
(4)
Currey Ingram Academy Photo - Aerial view of Currey Ingram's 83-acre campus.
Gr: 9-12, PG | PK-12, PG (day) | 433 students
Student-teacher ratio: 4.5:1
Avg. class size: 7 students
Tuition listed
6544 Murray Lane
Brentwood, TN 37027
(615) 507-3173
Ashburnham, MA
Gr: 9-12, PG | 385 students
Student-teacher ratio: 6:1
Avg. class size: 10 students
Tuition listed
39 School Street
Ashburnham, MA 01430
(978) 827-7300
(2)
Darlington School Photo - Darlington's expansive curriculum includes unique offerings such as Robotics, which is supported by a MakerSpace.
Gr: 9-12, PG | PK-12, PG (day) | 750 students
Student-teacher ratio: 10:1
Avg. class size: 15 students
Acceptance rate: 46%
Tuition listed
1014 Cave Spring Road, SW
Rome, GA 30161
(706) 236-0436
(11)
Deerfield Academy Photo
Gr: 9-12, PG | 653 students
Student-teacher ratio: 6:1
Avg. class size: 12 students
Acceptance rate: 13%
Tuition listed
7 Boyden Lane
Deerfield, MA 01342
(413) 774-1400
(14)
Ecole d'Humanité Photo
Gr: 8-12, PG | 110 students
Student-teacher ratio: 4:1
Avg. class size: 6 students
Acceptance rate: 75%
Tuition listed
Gmeindi 318b
Hasliberg Goldern, Switzerland 6085
41339729292
Emma Willard School Photo
Gr: 9-12, PG | 356 students
Student-teacher ratio: 7:1
Avg. class size: 13 students
Tuition listed
All-girls
285 Pawling Avenue
Troy, NY 12180
(518) 833-1320
(9)
The Ethel Walker School Photo - Beaver Brook Building - This building houses many of our academic classes as well as administrative offices, meeting spaces, art rooms, and our computer lab.
Gr: 7-12, PG | 6-12, PG (day) | 226 students
Student-teacher ratio: 7:1
Avg. class size: 12 students
Acceptance rate: 47%
Tuition listed
All-girls
230 Bushy Hill Road
Simsbury, CT 06070
(860) 408-4200
Fork Union Military Academy Photo - The cadets in parade formation. The first full dress parade of the year begins usually at the end of April and is on Sunday.
Gr: 7-12, PG | 330 students
Student-teacher ratio: 8:1
Avg. class size: 12 students
Acceptance rate: 55%
Tuition listed
All-boys (Baptist General Association of Virginia)
PO Box 278, 4744 James Madison Hwy
Fork Union, VA 23055
(434) 842-4205
(6)
Forman School Photo - The Forman Green is at the center of campus life. Surrounded by dorms and faculty homes, it reflects the traditional charm of an historic New England community.
Gr: 9-12, PG | 210 students
Student-teacher ratio: 4:1
Avg. class size: 8 students
Acceptance rate: 80%
Tuition listed
12 Norfolk Road, P.O. Box 80
Litchfield, CT 06759
(860) 567-1802
(6)
Foxcroft Academy Photo - www.foxcroftacademy.org or follow us on Twitter @foxcroftacademy
Gr: 9-12, PG | 425 students
Student-teacher ratio: 14:1
Avg. class size: 12 students
Acceptance rate: 62%
Tuition listed
975 West Main Street
Dover Foxcroft, ME 04426
(207) 564-8664
(1)
Foxcroft School Photo - Schoolhouse
Gr: 9-12, PG | 160 students
Student-teacher ratio: 5:1
Avg. class size: 13 students
Tuition listed
All-girls
22407 Foxhound Lane
Middleburg, VA 20117
(540) 687-4340
(9)
The Frederick Gunn School Photo - The Frederick Gunn School, founded in 1850, is a co-ed boarding and day school for 315 students in grades 9-12 as well as a post-graduate year located in Washington, Connecticut.
Gr: 9-12, PG | 330 students
Student-teacher ratio: 5:1
Avg. class size: 12 students
Tuition listed
99 Green Hill Road
Washington, CT 06793
(860) 868-7334
Fryeburg Academy Photo
Gr: 9-12, PG | 690 students
Student-teacher ratio: 10:1
Avg. class size: 15 students
Acceptance rate: 80%
Tuition listed
745 Main Street
Fryeburg, ME 04037
(207) 935-2013
(1)
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