Founding year: 1689
Address: William Penn Charter School, 3000 West School House Lane Philadelphia, Pennsylvania, 19144, United States
Founding year: 2000
Address: British International School of Boston, 416 Pond St, Boston,, Massachusetts, 02130, United States
Founding year: 1901
Address: Francis W. Parker School, 330 West Webster Avenue, Chicago, , Illinois, 60614, United States
Founding year: 1845
Address: Germantown Friends School, 31 W Coulter St, Philadelphia,, Pennsylvania, 19144, United States
Founding year: 1991
Address: The Grauer School, 1500 S. El Camino Real, Encinitas, California, 92024, United States
Founding year: 1953
Address: Trinity High School, 4011 Shelbyville Rd, Louisville, Kentucky, 40207, United States
Founding year: 1892
Address: Divine Savior Holy Angels High School, 4257 N 100th St, Milwaukee, , Wisconsin, 53222, United States
Founding year: 1992
Address: Regents School of Austin, 3230 Travis Country Cir Austin, Texas, 78735, United States
Founding year: 1912
Address: The Park School, 2425 Old Court Road Baltimore, Maryland, 21208, United States
Founding year: FindME
Address: Crystal Springs Uplands School, 10 Davis Drive Belmont,, California, 94002, United States
Founding year: 1886
Address: Saint Ignatius High School, 1911 West 30th St., Cleveland,, Ohio, 44113, United States
Founding year: 1903
Address: Isidore Newman School, 1903 Jefferson Avenue New Orleans,, Louisiana, 70115, United States
Founding year: 1972
Address: The Field School, 2301 Foxhall Road NW, Washington, 20007, United States
Founding year: 1961
Address: Le Jardin Academy, 917 Kalanianaole Highway Kailua, , Hawaii, 96734, United States
Founding year: 1915
Address: Hawken School, 12465 County Line Rd Gates Mills, , Ohio, 44124, United States
Founding year: 1887
Address: Head-Royce School, 4315 Lincoln Avenue Oakland, , California, 94602, United States
Founding year: 1891
Address: The Hotchkiss School, 11 Interlaken Road Lakeville, Connecticut, 06039, United States
Founding year: 1845
Address: Friends Central School, 1101 City Ave, Wynnewood, , Pennsylvania, 19096, United States
Founding year: 1956
Address: La Salle High School, 3880 E Sierra Madre Blvd Pasadena, , California, 91107, United States
Founding year: 1969
Address: Marymount School of New York, 1026 5th Ave, New York, Alabama, 10128, United States
Founding year: FindME
Address: Middleburg Academy, 35321 Notre Dame Ln, Middleburg, , Virginia, 20117, United States
Founding year: 1964
Address: Le Lycee Francais de Los Angeles, 3261 Overland Ave Los Angeles,, California, 90034, United States
Founding year: 1928
Address: Bellarmine Preparatory School, 2300 S Washington St, Tacoma,, Washington, 98405, United States
Founding year: 2000
Address: University High School of Indiana, 2825 W. 116th Street Carmel, Indiana, 46032, United States
Founding year: 1959
Address: York School, 9501 York Road Monterey, California, 93940, United States
Founding year: 1930
Address: The Tatnall School, 1501 Barley Mill Road Wilmington, Delaware, 19807, United States
Founding year: 1974
Address: The Seven Hills School, 5400 Red Bank Road Cincinnati, Ohio, 45227, United States
Founding year: 1844
Address: The Boys' Latin School of Maryland, 822 West Lake Avenue Baltimore, Maryland, 21210, United States
Founding year: 1813
Address: The Albany Academies, 135 Academy Rd Albany, New York, 12208, United States
Founding year: 1841
Address: Fordham Preparatory School, 441 E Fordham Rd, The Bronx,, New York, 10458, United States
Founding year: 1985
Address: The Branson School, P.O. Box 887 39 Fernhill Ave., Ross, California, 94957, United States
Founding year: 1975
Address: The Altamont School, 4801 Altamont Road S. Birmingham, Alabama, 35222, United States
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