Branksome Hall Photo

Lowest Student-Teacher Ratio

Among "All-Girls Schools", view the boarding schools with the lowest student:teacher ratio (2026).
Student:teacher ratios are only one indicator of student attention, as they merely indicate the number of adults on campus (in a teacher-related capacacity) relative to the number of students.
The student:teacher ratio is different than the average class size at a school and should not be confused as such.
S:T Ratio Range: 4:1 12:1 Avg. S:T Ratio: 7:1

Lowest Student-Teacher Ratio

Among All-Girls Schools (out of 20 schools)

Sorted by range (alphabetically within range)
Boarding School
S:T Ratio
Grades
Location
Rank: #11
Academy of the Holy Family
Academy of the Holy Family Photo - Ambassadors Club
All-Girls (Roman Catholic)
S:T Ratio: 4:1
Grades: 9-12
54 W. Main Street Box 691
Baltic, CT 06330
(860) 822-6279
Rank: #2-52.-5
Chatham Hall
All-Girls (Episcopal)
(5)
S:T Ratio: 5:1
Grades: 9-12
800 Chatham Hall Circle
Chatham, VA 24531
(434) 432-5516
Rank: #2-52.-5
Foxcroft School
All-Girls
(9)
S:T Ratio: 5:1
Grades: 9-12, PG
22407 Foxhound Lane
Middleburg, VA 20117
(540) 687-4340
Rank: #2-52.-5
The Madeira School
The Madeira School Photo - Capitol Hill internships in the offices of senators and representatives are a hallmark of the junior year at Madeira
All-Girls
(2)
S:T Ratio: 5:1
Grades: 9-12
8328 Georgetown Pike
McLean, VA 22102
(703) 556-8273
Rank: #2-52.-5
Oldfields School
All-Girls (non-sectarian)
(12)
S:T Ratio: 5:1
Grades: 8-12, PG
1500 Glencoe Road
Sparks Glencoe, MD 21152
(443) 662-1009
Rank: #6-136.-13
Dana Hall School
All-Girls
(6)
S:T Ratio: 6:1
Grades: 9-12  | 5-12 (day)
45 Dana Road
Wellesley, MA 02482
(781) 489-1331
Rank: #6-136.-13
Emma Willard School
Emma Willard School Photo
All-Girls
(9)
S:T Ratio: 6:1
Grades: 9-12, PG
285 Pawling Avenue
Troy, NY 12180
(518) 833-1320
Rank: #6-136.-13
Grier School
All-Girls
(6)
S:T Ratio: 6:1
Grades: 7-12, PG  | 5-12, PG (day)
2522 Grier School Road
Tyrone, PA 16686
(814) 684-3000
Rank: #6-136.-13
Miss Hall's School
Miss Hall's School Photo - A talented, supportive community of learners awaits you at MHS. Our faculty are dedicated mentors who are passionate about their subjects and creative in their teaching, unafraid to ditch the textbook in favor of collaborative, project-based learning.
All-Girls
(4)
S:T Ratio: 6:1
Grades: 9-12, PG
492 Holmes Road
Pittsfield, MA 01201
(413) 499-1300
Rank: #6-136.-13
Miss Porter's School
All-Girls
(5)
S:T Ratio: 6:1
Grades: 9-12
60 Main Street
Farmington, CT 06032
(860) 409-3530
Rank: #6-136.-13
St. Margaret's School
All-Girls (Episcopal)
(7)
S:T Ratio: 6:1
Grades: 8-12, PG
PO Box 158, 444 Water Lane
Tappahannock, VA 22560
(804) 443-3357
Rank: #6-136.-13
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.
All-Girls
(15)
S:T Ratio: 6:1
Grades: 7-12, PG
574 Bernardston Road
Greenfield, MA 01301
(413) 774-2711
Rank: #6-136.-13
Westover School
All-Girls
(12)
S:T Ratio: 6:1
Grades: 9-12
1237 Whittemore Rd.
Middlebury, CT 06762
(203) 577-4521
Rank: #14-1714.-17
Buffalo Seminary
All-Girls (non-sectarian)
S:T Ratio: 7:1
Grades: 9-12, PG
205 Bidwell Parkway
Buffalo, NY 14222
(716) 885-6780
Rank: #14-1714.-17
The Ethel Walker School
All-Girls
S:T Ratio: 7:1
Grades: 7-12, PG  | 6-12, PG (day)
230 Bushy Hill Road
Simsbury, CT 06070
(860) 408-4200
Rank: #14-1714.-17
Santa Catalina School
All-Girls (Catholic)
(1)
S:T Ratio: 7:1
Grades: 9-12
1500 Mark Thomas Drive
Monterey, CA 93940
(831) 655-9356
Rank: #17-1917.-19
Saint Mary's School
All-Girls (Episcopal)
(1)
S:T Ratio: 8:1
Grades: 9-12
900 Hillsborough Street
Raleigh, NC 27603
(919) 424-4100
Rank: #17-1917.-19
St. Timothy's School
All-Girls (Episcopal)
(2)
S:T Ratio: 8:1
Grades: 9-12, PG
8400 Greenspring Avenue
Stevenson, MD 21153
(410) 486-7401
Rank: #19-2019.-20
Garrison Forest School
All-Girls
S:T Ratio: 9:1
Grades: 8-12  | PK-12 (day)
300 Garrison Forest Road
Owings Mills, MD 21117
(410) 559-3111
Rank: #20-2120.-21
Branksome Hall
Branksome Hall Photo
All-Girls
S:T Ratio: 12:1
Grades: 7-12  | PK-12 (day)
10 Elm Avenue
Toronto, Canada m4w 1n4
(416) 920-9741

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