Stacker compiled a list of the best private high schools in the Dallas metro area using data from the Niche. Niche uses seven weighted factors for its rankings. A majority of the score is based on academics, but other factors include culture and diversity; sports; clubs and activities; resources; and surveys of parents, teachers, and students.

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#25. Spring Creek Academy

- Location: Plano, TX
- Enrollment: 117 (7:1 student to teacher ratio)
- Niche grade: A+

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#24. Trinity Christian Academy

- Location: Addison, TX
- Enrollment: 1,444 (10:1 student to teacher ratio)
- Niche grade: A+

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#23. John Paul II High School

- Location: Plano, TX
- Enrollment: 710 (11:1 student to teacher ratio)
- Niche grade: A+

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#22. Bishop Lynch High School

- Location: Dallas, TX
- Enrollment: 1,025 (14:1 student to teacher ratio)
- Niche grade: A+

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#21. Northstar School

- Location: Arlington, TX
- Enrollment: 37 (2:1 student to teacher ratio)
- Niche grade: A+

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#20. Lakehill Preparatory School

- Location: Dallas, TX
- Enrollment: 427 (9:1 student to teacher ratio)
- Niche grade: A+

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#19. Covenant Christian Academy

- Location: Colleyville, TX
- Enrollment: 613 (6:1 student to teacher ratio)
- Niche grade: A+

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#18. Akiba Yavneh Academy

- Location: Dallas, TX
- Enrollment: 448 (4:1 student to teacher ratio)
- Niche grade: A+

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#17. The Clariden School

- Location: Southlake, TX
- Enrollment: 202 (8:1 student to teacher ratio)
- Niche grade: A+

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#16. Ursuline Academy of Dallas

- Location: Dallas, TX
- Enrollment: 889 (10:1 student to teacher ratio)
- Niche grade: A+

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#15. Parish Episcopal School

- Location: Dallas, TX
- Enrollment: 1,149 (10:1 student to teacher ratio)
- Niche grade: A+

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#14. The Cambridge School of Dallas

- Location: Dallas, TX
- Enrollment: 120 (6:1 student to teacher ratio)
- Niche grade: A+

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#13. Alcuin School

- Location: Dallas, TX
- Enrollment: 604 (6:1 student to teacher ratio)
- Niche grade: A+

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#12. The Highlands School

- Location: Irving, TX
- Enrollment: 391 (7:1 student to teacher ratio)
- Niche grade: A+

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#11. E.A. Young Academy

- Location: Roanoke, TX
- Enrollment: 85 (4:1 student to teacher ratio)
- Niche grade: A+

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#10. The Westwood School

- Location: Dallas, TX
- Enrollment: 248 (6:1 student to teacher ratio)
- Niche grade: A+

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#9. The Oakridge School

- Location: Arlington, TX
- Enrollment: 701 (10:1 student to teacher ratio)
- Niche grade: A+

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#8. Jesuit College Preparatory School of Dallas

- Location: Dallas, TX
- Enrollment: 1,147 (8:1 student to teacher ratio)
- Niche grade: A+

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#7. Fort Worth Country Day School

- Location: Fort Worth, TX
- Enrollment: 1,097 (7:1 student to teacher ratio)
- Niche grade: A+

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#6. Dallas International School

- Location: Dallas, TX
- Enrollment: 660 (4:1 student to teacher ratio)
- Niche grade: A+

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#5. The Episcopal School of Dallas

- Location: Dallas, TX
- Enrollment: 1,187 (8:1 student to teacher ratio)
- Niche grade: A+

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#4. Cistercian Preparatory School

- Location: Irving, TX
- Enrollment: 358 (6:1 student to teacher ratio)
- Niche grade: A+

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#3. Greenhill School

- Location: Addison, TX
- Enrollment: 1,405 (9:1 student to teacher ratio)
- Niche grade: A+

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#2. The Hockaday School

- Location: Dallas, TX
- Enrollment: 1,110 (9:1 student to teacher ratio)
- Niche grade: A+

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#1. St. Mark's School of Texas

- Location: Dallas, TX
- Enrollment: 911 (9:1 student to teacher ratio)
- Niche grade: A+