America's Most Exclusive Boarding Schools: Where Billionaires Send Their Kids (2026)

In the United States, High School isn't just about prom and football for the ultra-wealthy. It is about legacy, connections, and securing a fast-track ticket to the Ivy League. For the families behind the world's biggest business empires, from the Rockefellers and Vanderbilts to modern tech titans—the journey often begins at one of a select few boarding schools.

These institutions, often referred to as the Ten Schools or the St. Grottlesex set, offer facilities that rival universities, endowments worth billions, and a rolodex of alumni that reads like a Who’s Who of global power.

Here are the top 10 boarding schools in the USA where renowned business families and celebrities send their children to study, updated for the 2026 academic year.

1. Phillips Exeter Academy

Widely considered the best boarding school in America (and often the world), Exeter is the arch-rival of Andover. It is famous for its "Harkness Table" teaching method, where classes are held as discussions around an oval table rather than lectures.

1. Official Website: www.exeter.edu 🔗
2. Location: Exeter, New Hampshire (1 hour from Boston).
3. Year of Establishment: 1781.
4. Education Board: US High School Diploma (Advanced courses go beyond AP level).
5. Earliest Grade for Entry: Grade 9 (Freshman).
6. Yearly Fee (2025-26): Approx. $69,537 (Boarding).

Facilities and Campus Life at Phillips Exeter Academy

The campus is dominated by the Class of 1945 Library, designed by famous architect Louis Kahn, which houses over 160,000 volumes. The school has a staggering $1.5 billion endowment, allowing for facilities like a dual-rink hockey center, 33 tennis courts, and a robotics lab that rivals MIT's.

Key Facts for Parents

1. Approx. Class Size: 12 students.
2. Teacher-to-Student Ratio: 1:5.
3. Total Student Intake: 1,000+ students.
4. Admission Rate: ~10%.
5. Famous Alumni: Mark Zuckerberg (Facebook), Adam D'Angelo (Quora), John Irving (Author), and Pierre S. du Pont.

2. Phillips Academy Andover

Often just called "Andover," this school is the quintessential American prep school. It is older than Exeter and has educated two US Presidents (both Bushes). It prides itself on "Non Sibi" (Not for Self), encouraging students to engage in service.

1. Official Website: www.andover.edu 🔗
2. Location: Andover, Massachusetts (30 mins from Boston).
3. Year of Establishment: 1778.
4. Education Board: US High School Diploma.
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $76,731 (Boarding).

Facilities and Campus Life at Phillips Academy Andover

Andover feels like a small liberal arts college. It owns the Addison Gallery of American Art, a museum with works by Pollock and Winslow Homer. The athletic facilities are massive, including a crew boathouse on the Merrimack River and the Phelps Stadium.

Key Phillips Academy Andover Facts for Parents

1. Approx. Class Size: 13 students.
2. Teacher-to-Student Ratio: 1:5.
3. Total Student Intake: 1,150 students.
4. Admission Rate: ~13%.
5. Famous Alumni: George H.W. Bush, George W. Bush, John F. Kennedy Jr., Humphrey Bogart, and Olivia Wilde.

3. Choate Rosemary Hall

Known simply as "Choate," this school is famous for its highly intellectual yet artistic vibe. It is located in Connecticut and has a reputation for educating political dynasties and Hollywood royalty.

1. Official Website: www.choate.edu 🔗
2. Location: Wallingford, Connecticut.
3. Year of Establishment: 1890.
4. Education Board: US High School Diploma (Offers "Signature Programs").
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $71,420 (Boarding).

Facilities and Campus Life at Choate Rosemary Hall

The crown jewel of the campus is the Kohler Environmental Center, a net-zero energy building where students can live and study environmental science. Choate is also the only top boarding school with a fully professional Arts Concentration program that allows students to focus heavily on theater, music, or visual arts.

Key Choate Rosemary Hall Facts for Parents

1. Approx. Class Size: 11 students.
2. Teacher-to-Student Ratio: 1:6.
3. Total Student Intake: 850 students.
4. Admission Rate: ~16%.
5. Famous Alumni: John F. Kennedy, Ivanka Trump, Michael Douglas, Paul Giamatti, and Glenn Close.

4. The Lawrenceville School

Lawrenceville is the most expensive and prestigious school in the New Jersey/Princeton area. It uses a "House System" very similar to British schools (and Harry Potter), where students live in the same house for their entire time there, building intense loyalty.

1. Official Website: www.lawrenceville.org 🔗
2. Location: Lawrenceville, New Jersey (near Princeton University).
3. Year of Establishment: 1810.
4. Education Board: US High School Diploma (Harkness method used).
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $80,690.

Facilities and Campus Life at The Lawrenceville School

The campus was designed by Frederick Law Olmsted, the same man who designed Central Park in New York. It is one of the most beautiful campuses in America. It features a 9-hole golf course and a massive solar farm that powers the school.

Key Facts for Parents

1. Approx. Class Size: 12 students.
2. Teacher-to-Student Ratio: 1:8.
3. Total Student Intake: 820 students.
4. Admission Rate: ~15%.
5. Famous Alumni: Malcolm Forbes (Forbes Magazine), Huey Lewis, and Joseph Tsai (Alibaba Co-founder).

5. St. Paul’s School

St. Paul's is often considered the most "exclusive" of the lot because it is 100% boarding—every single student and teacher lives on campus. This creates a uniquely tight-knit ("bubble") community. It is historically associated with the Episcopalian elite and old money families like the Astors and Vanderbilts.

1. Official Website: www.sps.edu 🔗
2. Location: Concord, New Hampshire.
3. Year of Establishment: 1856.
4. Education Board: US High School Diploma.
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $71,800 (plus fees ~ $76,000 total).

Facilities and Campus Life at St. Paul’s School

Set on 2,000 acres of woodlands and lakes, the campus is stunning. It features the Lindsay Center for Mathematics and Science, which includes a solar observatory. The school has a very strong rowing (crew) culture, with its own boathouse on Turkey Pond.

Key Facts for Parents

1. Approx. Class Size: 10–12 students.
2. Teacher-to-Student Ratio: 1:5.
3. Total Student Intake: 530 students.
4. Admission Rate: ~15%.
5. Famous Alumni: John Kerry (US Secretary of State), Robert Mueller, and members of the Vanderbilt and Mellon families.

6. The Hotchkiss School

Hotchkiss was founded by the wife of the inventor of the machine gun, specifically to prepare boys for Yale. Today, it is co-ed and remains a top "feeder" school to Yale. It is known for rigorous academics and a slightly competitive atmosphere.

1. Official Website: www.hotchkiss.org 🔗
2. Location: Lakeville, Connecticut.
3. Year of Establishment: 1891.
4. Education Board: US High School Diploma.
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $77,240 (Boarding).

Facilities and Campus Life at The Hotchkiss School

The school is located in the beautiful Litchfield Hills. It owns a working farm (Fairfield Farm) where students learn about sustainability and agriculture—literally farm-to-table dining in the cafeteria. The athletic center includes an Olympic-sized ice hockey rink and a natatorium.

Key The Hotchkiss School Facts for Parents

1. Approx. Class Size: 12 students.
2. Teacher-to-Student Ratio: 1:4.
3. Total Student Intake: 600 students.
4. Admission Rate: ~13%.
5. Famous Alumni: Henry Ford II, Forrest Mars Jr. (Mars Candy), and Briton Hadden (Co-founder of Time Magazine).

7. Deerfield Academy

Deerfield is traditional, classic, and understatedly wealthy. It requires family-style dining where students sit with faculty members for every meal to learn conversation skills and manners.

1. Official Website: www.deerfield.edu 🔗
2. Location: Deerfield, Massachusetts.
3. Year of Establishment: 1797.
4. Education Board: US High School Diploma.
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $77,420 (Boarding).

Facilities and Campus Life at Deerfield Academy

The campus is part of a historic village, giving it a colonial feel. However, the facilities are ultra-modern, including the Koch Center for Science, Math, and Technology (donated by alumni David Koch). It is a sports powerhouse, especially in swimming and lacrosse.

Key Facts for Parents

1. Approx. Class Size: 12 students.
2. Teacher-to-Student Ratio: 1:5.
3. Total Student Intake: 650 students.
4. Admission Rate: ~12%.
5. Famous Alumni: King Abdullah II of Jordan, David Koch (Billionaire), and Matthew Fox (Actor).

8. Groton School

Groton was founded to cultivate "manly Christian character" (now inclusive of all genders and faiths) and public service. It is smaller than Andover or Exeter, offering a much more intimate, family-like atmosphere. It was the school of Franklin D. Roosevelt.

1. Official Website: www.groton.org 🔗
2. Location: Groton, Massachusetts.
3. Year of Establishment: 1884.
4. Education Board: US High School Diploma (Classics emphasis).
5. Earliest Grade for Entry: Grade 8.
6. Yearly Fee (2025-26): Approx. $61,810 (Boarding).

Facilities and Campus Life at Groton

Groton’s campus is centered around the "Circle," a large grassy lawn where students play sports. The Schoolhouse is an architectural marvel. Interestingly, Groton has one of the lowest tuition fees on this list due to a massive endowment and a specific initiative to keep costs controlled, though it remains incredibly hard to get into.

Key Groton School Facts for Parents

1. Approx. Class Size: 11 students.
2. Teacher-to-Student Ratio: 1:4.
3. Total Student Intake: 380 students.
4. Admission Rate: ~9% (Very Selective).
5. Famous Alumni: Franklin D. Roosevelt (US President), Curtis Roosevelt, and various members of the Morgan banking family.

9. The Thacher School

While the East Coast schools are about tradition, Thacher is about "character through adversity." Located in California, every freshman is required to care for and ride a horse for the entire year. It is the top choice for Silicon Valley tech billionaires and Hollywood celebs who want their kids to be grounded.

1. Official Website: www.thacher.org 🔗
2. Location: Ojai, California.
3. Year of Establishment: 1889.
4. Education Board: US High School Diploma.
5. Earliest Grade for Entry: Grade 9.
6. Yearly Fee (2025-26): Approx. $81,000 (Boarding).

Facilities and Campus Life at Thacher School

The campus looks like a high-end ranch. It has extensive stables, miles of riding trails, and an observatory that is research-grade. The "Horse Program" teaches responsibility—if you don't feed your horse at 6 AM, you don't eat breakfast.

Key Facts for Parents

1. Approx. Class Size: 11 students.
2. Teacher-to-Student Ratio: 1:6.
3. Total Student Intake: 250 students.
4. Admission Rate: ~11%.
5. Famous Alumni: Howard Hughes (Industrialist), Noah Wyle (Actor), and Thornton Wilder.

10. Milton Academy

Milton is unique because it is just 8 miles from downtown Boston. This allows it to have a "cosmopolitan" feel that rural schools lack. It is a favorite of the Kennedy family and has a 50/50 split of boarding and day students.

1. Official Website: www.milton.edu 🔗
2. Location: Milton, Massachusetts.
3. Year of Establishment: 1798.
4. Education Board: US High School Diploma.
5. Earliest Grade for Entry: Grade 9 (for Boarding).
6. Yearly Fee (2025-26): Approx. $77,900 (Boarding).

Facilities and Campus Life at Milton Academy

Because of its proximity to Boston, students often do internships at Harvard or MIT labs. The Schwarz Student Center is the hub of social life. The school is known for having one of the best speech and debate teams in the nation.

Key Facts for Parents

1. Approx. Class Size: 14 students.
2. Teacher-to-Student Ratio: 1:6.
3. Total Student Intake: 700 (Upper School).
4. Admission Rate: ~14%.
5. Famous Alumni: Robert F. Kennedy, T.S. Eliot (Nobel Laureate), and Ted Kennedy.

Tips for Getting Admitted to American Elite Private Schools

Getting into these schools is statistically harder than getting into many colleges. Here is what admissions officers are looking for:

1. The Hook: Being rich isn't enough; everyone applying is rich. Your child needs a "hook." Are they a nationally ranked fencer? A violin prodigy? Have they published a book? Schools want students who will bring glory to the institution.
2. The Interview Matters Most: Unlike colleges that focus heavily on grades, boarding schools focus on "character." The interview is designed to see if your child is mature enough to live away from home. They want kids who are conversationally skilled, not just book-smart.
3. SSAT Scores: The Secondary School Admission Test (SSAT) is the standard entrance exam. Most of these schools expect scores in the 90th percentile or higher.
4. Legacy: If a parent or grandparent attended the school, your chances of admission jump significantly. This is the biggest "backdoor" into these elite institutions.
5. Apply Early: Most applications are due in January for the following September, but families often start the process (touring, interviewing) 18 months in advance.

Comparison Sheet for Tuition fee and Key strengths of American Elite Pvt Schools

Sending a child to one of these top 10 US boarding schools is an investment that goes beyond education. It is an entry into a social stratum that controls much of the global economy. Whether it is the horse trails of Thacher or the historic halls of Exeter, these schools cultivate the discipline, network, and confidence required to lead.

For prospective parents, the next step is to visit the websites, schedule a campus tour (often required for admission), and begin SSAT preparation immediately.

Key Sources:

1. Boarding School Review (2026 Data)
2. Official School Tuition Pages (2025-2026 Academic Year)
3. Ten Schools Admission Organization (TSAO)
4. Forbes: "America's Prep Schools"