The Most Expensive High Schools In The United States, Ranked

22. Grier School – $55,900

This all-girls school in Pennsylvania costs $55,900 per year, but you will quickly find out why. Currently, there are 300 students enrolled, with the largest class having 14 students and classes as small as four students to provide an immersive learning experience. Besides the 21 AP courses offered here, they specialize in fine arts, dance, music, and horse-riding to push the limits of what these girls can accomplish.