28. Episcopal High School – Alexandria, Virginia
- Average SAT score: 1880
- Endowment: $203 million
- Celebrated its 175th anniversary in 2014.
- The Virginia school is also just seven miles outside Washington D.C.
- EHS offers 140 courses
- Accepts 40% of applicants
- All 435 students board on campus and 85% of faculty live on campus.