Boarding School Review - Established 2003
Saint Mary's School Photo - At Saint Mary's School, girls take center stage. We know girls and we know the all-girl learning environment at Saint Mary's School inspires girls to step outside their comfort zone, engage their minds, amplify their voices, and discover who they are and who they want to become!
Saint Mary's School

Best All-Girls Boarding Schools (2025-26)

For the 2025-26 school year, there are 20 all-girls boarding schools serving 5,233 students located throughout the US and Canada.
Learn more about the benefits of an all-girls boarding school.

Top All-Girls Boarding Schools (2025-26)

School
Location
Quick Facts
Academy of the Holy Family
Academy of the Holy Family Photo - Ambassadors Club
(Catholic)
54 W. Main Street Box 691
Baltic, CT 06330
(860) 822-6279
Gr: 9-12 | 40 students Student-teacher ratio: 4:1 Avg. class size: 8 students Acceptance rate: 90% Tuition listed
Branksome Hall
Branksome Hall Photo - Branksome Hall
(15)
10 Elm Avenue
Toronto, Canada m4w 1n4
(416) 920-9741
Gr: 7-12 | PK-12 (day) | 910 students Student-teacher ratio: 12:1 Avg. class size: 18 students Acceptance rate: 33% Tuition listed
Buffalo Seminary
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. ..
205 Bidwell Parkway
Buffalo, NY 14222
(716) 885-6780
Gr: 9-12, PG | 151 students Student-teacher ratio: 7:1 Avg. class size: 12 students Acceptance rate: 80% Tuition listed
Chatham Hall
Chatham Hall Photo - Our students thrive in a dynamic environment designed specifically for their success.
(Episcopal)
(5)
800 Chatham Hall Circle
Chatham, VA 24531
(434) 432-5516
Gr: 9-12 | 111 students Student-teacher ratio: 5:1 Avg. class size: 8 students Tuition listed
Dana Hall School
Dana Hall School Photo
(6)
45 Dana Road
Wellesley, MA 02482
(781) 489-1331
Gr: 9-12 | 5-12 (day) | 464 students Student-teacher ratio: 6:1 Avg. class size: 12 students Tuition listed
Emma Willard School
Emma Willard School Photo
(9)
285 Pawling Avenue
Troy, NY 12180
(518) 833-1320
Gr: 9-12, PG | 356 students Student-teacher ratio: 6:1 Avg. class size: 13 students Tuition listed
The Ethel Walker School
The Ethel Walker School Photo
230 Bushy Hill Road
Simsbury, CT 06070
(860) 408-4200
Gr: 7-12, PG | 226 students Student-teacher ratio: 6:1 Avg. class size: 12 students Acceptance rate: 47% Tuition listed
Foxcroft School
Foxcroft School Photo - Schoolhouse
(9)
22407 Foxhound Lane
Middleburg, VA 20117
(540) 687-4340
Gr: 9-12, PG | 160 students Student-teacher ratio: 5:1 Avg. class size: 13 students Tuition listed
Garrison Forest School
Garrison Forest School Photo - One of the entrances to Garrison Forest School.
300 Garrison Forest Road
Owings Mills, MD 21117
(410) 559-3111
Gr: 8-12 | PK-12 (day) | 548 students Student-teacher ratio: 9:1 Avg. class size: 15 students Tuition listed
Grier School
Grier School Photo
(6)
2522 Grier School Road
Tyrone, PA 16686
(814) 684-3000
Gr: 7-12, PG | 5-12, PG (day) | 235 students Student-teacher ratio: 6:1 Avg. class size: 9 students Acceptance rate: 50% Tuition listed
Linden Hall School for Girls
Linden Hall School for Girls Photo
212 E Main Street
Lititz, PA 17543
(717) 626-8512
Gr: 6-12, PG | 100 students Student-teacher ratio: 5:1 Avg. class size: 8 students Acceptance rate: 80% Tuition listed
The Madeira School
The Madeira School Photo - Madeira's 376-acre campus in McLean, Virginia, overlooks the Potomac River from a perch just 12 miles northwest of Washington, D.C.
(2)
8328 Georgetown Pike
McLean, VA 22102
(703) 556-8273
Gr: 9-12 | 340 students Student-teacher ratio: 4:1 Avg. class size: 12 students Acceptance rate: 37% Tuition listed
Miss Hall's School
Miss Hall's School Photo
(6)
492 Holmes Road
Pittsfield, MA 01201
(413) 499-1300
Gr: 9-12, PG | 200 students Student-teacher ratio: 6:1 Avg. class size: 12 students Tuition listed
Miss Porter's School
Miss Porter's School Photo
(6)
60 Main Street
Farmington, CT 06032
(860) 409-3530
Gr: 9-12 | 345 students Student-teacher ratio: 6:1 Avg. class size: 12 students Acceptance rate: 40% Tuition listed
Oldfields School
Oldfields School Photo - Oldfields School`s Mission is to embrace each student`s authentic self, educate through collaboration, empower the individual voice, and inspire confidence and continual growth, leading to a life of purpose.
(13)
1500 Glencoe Road
Sparks Glencoe, MD 21152
(443) 662-1009
Gr: 8-12, PG | 30 students Student-teacher ratio: 5:1 Avg. class size: 5 students Tuition listed
Saint Mary's School
Saint Mary's School Photo - At Saint Mary's School, girls take center stage. We know girls and we know the all-girl learning environment at Saint Mary's School inspires girls to step outside their comfort zone, engage their minds, amplify their voices, and discover who they are and who they want to become!
(Episcopal)
(1)
900 Hillsborough Street
Raleigh, NC 27603
(919) 424-4100
Gr: 9-12 | 315 students Student-teacher ratio: 8:1 Avg. class size: 15 students Acceptance rate: 85% Tuition listed
St. Timothy's School
St. Timothy's School Photo - Completed in 2012, Dixon Hall is our state-of-the-art academic building. The technology-rich facility features the Taft Lecture Hall, the Coleman World Languages and Cultures Center, and a Center for Learning and Teaching.
(Episcopal)
(2)
8400 Greenspring Avenue
Stevenson, MD 21153
(410) 486-7401
Gr: 9-12, PG | 175 students Student-teacher ratio: 8:1 Avg. class size: 10 students Acceptance rate: 60% Tuition listed
Santa Catalina School
Santa Catalina School Photo - Come visit our beautiful campus in Monterey, California! Call the admission office at 831.655.9356 or email admission@santacatalina.org to schedule your visit.
(Catholic)
(1)
1500 Mark Thomas Drive
Monterey, CA 93940
(831) 655-9356
Gr: 9-12 | 215 students Student-teacher ratio: 8:1 Avg. class size: 12 students Tuition listed
Stoneleigh-Burnham School
Stoneleigh-Burnham School Photo - Our challenging and supportive learning environment encourages appropriate risk-taking by providing a safe space for making mistakes. Stoneleigh-Burnham School offers the International Baccalaureate (IB) Diploma Programme.
(15)
574 Bernardston Road
Greenfield, MA 01301
(413) 774-2711
Gr: 7-12, PG | 120 students Student-teacher ratio: 6:1 Avg. class size: 10 students Tuition listed
Westover School
Westover School Photo
(12)
1237 Whittemore Rd.
Middlebury, CT 06762
(203) 577-4521
Gr: 9-12, PG | 192 students Student-teacher ratio: 4:1 Avg. class size: 12 students Acceptance rate: 65% Tuition listed

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