9. St. Albans School
Location: the USA
Price: $62,228
It’s among the most elite boarding schools in the world in 2017, the most expensive boarding school in America, and therefore the most desired, too. St. Albans School is an all boys school which has about 13 students per class and also gives financial aid rewards to around 25% of its alumni. It started educating the youth in 1909 and the average number of graduates per year is 80. By the way, they are an Episcopal school.