Trinity School (New York, NY)2. Roxbury Latin School (Boston, MA)3. Brearley School (New York, NY)4. Horace Mann School (New York, NY)5. Winsor School (Boston, MA)6. College Preparatory School (Oakland, CA)7. Collegiate School (New York, NY)8. Spence School (New York, NY)9. Harvard-Westlake School (Los Angeles, CA) 10. Dalton School (New York, NY)