Concord, Massachusetts | Grades 9-12, Co-ed | Founded in 1901
Charlottesville, Virginia | High School, 8-12, PG, Co-ed | Founded in 1878
Milton, Massachusetts | Grades K-12 (9-12 Boarding) | Founded in 1798
Farmington, Connecticut | Grades 9-12, All-Girls | Founded in 1843
Pittsfield, Massachusetts | Grades 9-12 & PG, All-Girls | Founded in 1898
Watsonville, California | High School, 9-12, Co-ed | Founded in 1926
Montverde, Florida | High School, PK3-12, PG, Co-ed | Founded in 1912
New Hampton, New Hampshire | High School, 9-12, PG, Co-ed | Founded in 1821
Roswell, New Mexico | High School, 9-12, PG, Co-ed | Founded in 1891
Coconut Creek, Florida | High School, 9-12 , Co-ed | Founded in 1957