Top 5 Most Expensive Private High Schools in the USA

Salisbury School:

Salisbury School is an all-boys, private college-preparatory boarding school founded in 1901 and located in Salisbury, Connecticut. Its school newspaper is The Cupola. Its mascot is the Crimson Knight.
Address: 251 Canaan Rd, Salisbury, CT 06068, United States
Phone: +1 860-435-5700
Founded: 1901
Number of students: 325
Tuition: $49,093

Lawrenceville School:

Lawrenceville School is a coeducational, independent college preparatory boarding school for students in ninth through twelfth grades, located on 700 acres in the historic Lawrenceville section.

Address: 2500 Main St, Lawrenceville, NJ 08648, United States
Rival: The Hill School
District: Lawrence Township Public Schools
Phone: +1 609-896-0400
Founded: 1810
Enrollment: 816
Tuition: $48,700

Riverdale Country School:

is a co-educational, independent, college-preparatory day school in New York City. It is located on two campuses covering more than 27 acres in the Riverdale section of the Bronx, New York.

Address: 5250 Fieldston Rd, Bronx, NY 10471, United States
Enrollment: 1,060 (2008)
Phone: +1 718-549-8810
Founded: 1907
Tuition: $47,660

The Hotchkiss School:

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is a private, nonsectarian, coeducational, college preparatory boarding school in Lakeville, Connecticut of the New York metropolitan area, founded in 1891.
Address: 11 Interlaken Rd, Lakeville, CT 06039, United States
Phone: +1 860-435-2591
Founded: 1891
Tuition: $46,705

Avenues: The World School:

is a planned international system of for-profit private schools for pre-K-12th grades. The first campus opened in September, 2012 in the New York City neighborhood of Chelsea.
Address: 259 10th Ave, New York, NY 10001, United States
Founder: Chris Whittle
Founded: 2011
Phone: +1 212-524-9000
Tuition: $45,350