Top 10 most Expensive Private High Schools in America: tuition fess will shock youBy DreBoam / July 2, 2018 6. Dana Hall School, Wellesley, Mass. Courtesy Dana Hall School Day student tuition: $38,496 Boarding student tuition: $51,109 Enrollment: 485 Endowment: $21 million Fact: The all-girls school has a student-to-faculty ratio of 9.1:1. Pages: 1 2 3 4 5 6 7 8 9 10