The 2018 Best Private High Schools ranking is based on rigorous analysis of key statistics and millions of reviews from students and parents. Ranking factors includ e SAT / ACT scores, the quality of colleges that students consider, student-teacher ratio, private school ratings, and more. Data sourced from the US Department of Education, Niche users, and the schools directly.

11. The Harker School
Address : 500 Saratoga Avenue San Jose, CA 95129
Telephone : (408) 249-2510
Website : harker.org
Yearly Tuition : $ 45,877
Students : 2,044

Since 1893, The Harker School has believed the best way to prepare students for the future is to provide an environment that brings out their best in the academic, extracurricular, and personal domains. With a thriving global education program, arts and athletics a crucial part of the curriculum, superb faculty, and flexible course placement, Harker offers rich opportunities for students to discover and nurture their own talents, develop self-confidence, and unleash their creative potentials, fostering a challenging and supportive environment where inspiration has no limits.

12. Trinity School
Address : 139 W 91st St New York, NY 10024
Telephone : (212) 932-6858
Website : trinityschoolnyc.org/page
Yearly Tuition: $ 47,965
Students : 998

Our Vocation . The conversation between student and teacher is the heart of our school; all that we do must be be born of and nourish that relationship. We are called to challenge the minds, fire the imaginations, and train the bodies of the young people who to have their entrusted to us; to enlarge their spiritual lives; and to increase their capacity for mutual and self-respect. We intend to prepare them to learn confidently for the rest of their lives and to give generously and joyfully to others. things only if we keep our students safe and well while they are in our charge.

Our Obligation . We MUST ASK Our Young people What They Believe in SO They CAN know Themselves in The World. We MUST give Them The Tools of Rigorous and Passionate Intellectual Inquiry and Self-expression The SO They CAN Grow. The In Our commitment to Diversity , WE we must lead them to distinguish right from wrong and then do what is right so they can be persuasive and courageous citizens.

Our Promise . Of As A School Community with THESE Purposes and Responsibilities, WE Will Engage The larger Communities of City, Nation, and World of Which WE are A Part. We Will serve Our neighbors. We Will Live Fully in Our City-Exploring ITS Byways and playing over its terrain. We will learn its history and traditions, and what it can teach us of the arts and sciences. We will embody and celebrate its diversity.

We terms of our motto, hard work and moral excellence, are meant to pursue us as the promise and joy of Trinity School. We ask Trinity families, alumni, and friends to join us in taking on this high calling.

13. Boarding (Boarding) : $ 55,700 Received Financial Aid : 37% Average Financial Aid : $ 43,700 (Tuition + Boarding) : Groton School
Address : 282 Farmers Row Groton, MA 01450
Telephone : (978) 448-3363
Website : groton.org
Yearly Tuition : Students : 368

Mission statement: Groton School is a diverse and intimate community devoted to inspiring lives of character, learning, leadership, and service.

14. Noble and Greenough School
Address : 10 Campus Drive Dedham, MA 02026
Telephone : (781) 320-7090
Website : nobles.edu
Yearly Tuition : $ 46,250
Boarding (Tuition + Boarding) : $ 52,050
Students : 612

At noble and greenough school (Nobles), we are experts on adolescent development. Our commitment to students translates to extraordinary intellectual and personal growth in young people. Academics at Nobles are challenging-further our community balances high expectations throughout our program with a unique emphasis on humor.

The Nobles experience is anchored in authentic relationships between students and faculty. Our mission to inspire leadership for the public good is aware throughout school life-EXCEL, our experiential learning program, helps articulate this mission.

Noble and Greenough School, in Dedham, Massachusetts, is a coeducational day and five-day boarding school for students in grades 7 through 12.

15. Sidwell Friends School
Address : 3825 Wisconsin Ave NW Washington, DC 20016
Telephone : (202) 537-8100
Website : sidwell.edu
Yearly Tuition : $ 39,360
Students : 1,145

Sidwell Friends School is a dynamic educational community grounded in the Quaker belief that there is “that of God in everyone.” Individually and collectively, we challenge ourselves to pursue excellence in academic, athletic, and artistic realms. We are committed to the joys of exploration and discovery. Differences among us enhance intellectual inquiry, expand understanding, and deepen empathy. The Quaker pillars of the School inspire active engagement in environmental stewardship, global citizenship, and service. We find strength in reflection and shared silence. At the heart of each endeavor, we strive to discern deeper truths about ourselves and our common humanity, preparing students and adults to “let their lives speak.”

16. Polytechnic School
Address : 1030 E California Blvd Pasadena, CA 91106
Telephone : (626) 396-6300
Website : polytechnic.org/page/Home
Yearly Tuition : $ 34,800
Students : 868

Mission Statement (adopted 2005, revised 2008)
The mission of Polytechnic School is to develop the intellect, talents, and character of each student in a community of learning dedicated to principles of academic excellence that values ​​the uniqueness and dignity of each member and fosters personal responsibility and service to others.

17. St. Mark’s School of Texas
Address : 10600 Preston Rd Dallas, TX 75230
Telephone : (214) 346-8000
Website : smtexas.org/page
Yearly Tuition : $ 29,496
Students : 851

St. Mark’s School of Texas is a private, nonsectarian college-preparatory boys’ day school for students in grades 1 through 12, located in Dallas, Texas. St. Mark’s aims to prepare young men to assume leadership and responsibility in a competitive and changing world.

18. Cranbrook Schools
Address: 399221 Woodward Ave Bloomfield HIlls, MI 48304
Telephone: (248) 646-3000
Website: schools.cranbrook.edu/page
Yearly Tuition: $33,100
Boarding (Tuition + Boarding): $45,200
Received Financial Aid: 33%
Average Financial Aid: $16,565
Students: 1,670

For generations, Cranbrook has fostered creative and critical thinking skills in our students while preparing them to excel at the colleges of their dreams and in life beyond. Now more than ever, universities and employers understand what we have always known: an education that develops this kind of thinking is what leads to success. It is no surprise to us that so many of our alumni credit Cranbrook as one of the single biggest factors in their success and happiness in life, and that so many of them have gone on to shape the world in so many ways. Cranbrook is more than the opportunity for a great education. It is an opportunity for a great future. At Cranbrook Schools, we offer opportunity that lasts a lifetime.

19. Winsor School
Address: 103 Pilgrim Road Boston, MA 02215
Telephone: (617) 735-9500
Website: winsor.edu
Yearly Tuition: $44,300
Students: 437

MISSION
Winsor prepares young women to pursue their aspirations and contribute to the world.

THE SCHOOL
Winsor is a diverse, vibrant community that values intellectual curiosity, authentic engagement and personal integrity. We challenge our students to lead lives of purpose as responsible, generous-minded women.

20. Flintridge Preparatory School
Address: 4543 Crown Avenue La Canada Flintridge, CA 91011
Telephone: (818) 790-1178
Website: flintridgeprep.org
Yearly Tuition: $34,200
Students: 500

Flintridge Preparatory School was founded in 1933 as Flintridge School for Boys. In 1979, the school transitioned to coeducation, assuming its present configuration as a coed, non-sectarian day school with a middle school (7th and 8th grades) of 100 students and a high school of 400 students.

Today’s campus features state-of-the-art labs, classrooms, and performing arts spaces, with a two-story library, inviting patios, fields, gym and pool, yet keeps that sense of timelessness, intimacy and peaceful greenery that are hallmarks of our early years.

We’re often described as a community that takes the form of a school. We provide a warm, nurturing learning environment with small class sizes and plenty of attention (the student-teacher ratio is 8:1 and the average class size is 15 students). Our students are excited to learn and grow, and whether they’re interested in arts, athletics or both, our program balances rigor with fun while encouraging students to discover their own bold path to a balanced and responsible life.