The Eight Schools Association is a formalised membership group comprised of some of the leading independent prep schools in the United States. The association allows members to share best practice on administration, admissions and marketing whilst also comprising an athletics conference. The members are often considered to be the top tier of schools in the USA.
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 | Choate Rosemary Hall Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1890 |
 | Deerfield Academy Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1797 |
 | The Hotchkiss School Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1891 |
 | The Lawrenceville School Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1810 Lawrenceville, New Jersey 08648, United States |
 | Northfield Mount Hermon School Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1879 Northfield, Massachusetts 01354, United States |
 | Phillips Academy Andover Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1778 |
 | Phillips Exeter Academy Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding & Day School Non-denominational Est. 1781 |
 | St Paul's School Independent Private College-Preparatory School Co-educational Ages 14-18 (grades 9-12) Boarding School Episcopalian (Anglican) Est. 1856 |
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See also: Eastern Independent League | Eton Group | Founders League | Haileybury Group | Independent School League | NEPSAC | Rugby Group | Ten Schools Admissions Organization