Best private K-12 schools in the St. Louis metro area

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August 12, 2025
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Best private K-12 schools in the St. Louis metro area

Stacker compiled a list of the best private K-12 schools in the St. Louis metro area using data from the Niche. Niche uses five weighted factors for its rankings: top colleges score, college enrollment, culture & diversity grade, parent / student surveys, and student teacher ratio. You can read more about the methodology here.

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#15. North County Christian School

- Location: Florissant, MO
- Enrollment: 253 (8:1 student to teacher ratio)
- Niche grade: B-

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#14. Twin City Christian Academy

- Location: Festus, MO
- Enrollment: 114 (11:1 student to teacher ratio)
- Niche grade: B

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#13. New Life Christian School

- Location: Bridgeton, MO
- Enrollment: 207 (12:1 student to teacher ratio)
- Niche grade: B

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#12. Gateway Legacy Christian Academy

- Location: Glen Carbon, IL
- Enrollment: 230 (18:1 student to teacher ratio)
- Niche grade: B+

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#11. First Baptist Academy

- Location: O Fallon, IL
- Enrollment: 263 (14:1 student to teacher ratio)
- Niche grade: B+

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#10. Maryville Christian School

- Location: Maryville, IL
- Enrollment: 534 (12:1 student to teacher ratio)
- Niche grade: B+

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#9. Mississippi Valley Christian School

- Location: Alton, IL
- Enrollment: 90 (8:1 student to teacher ratio)
- Niche grade: B+

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#8. Tower Grove Christian School

- Location: Saint Louis, MO
- Enrollment: 112 (5:1 student to teacher ratio)
- Niche grade: A-

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#7. Providence Academy

- Location: Saint Louis, MO
- Enrollment: 163 (8:1 student to teacher ratio)
- Niche grade: A-

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#6. Christian Academy of Greater St. Louis

- Location: Saint Louis, MO
- Enrollment: 132 (8:1 student to teacher ratio)
- Niche grade: A

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#5. The Fulton School

- Location: Chesterfield, MO
- Enrollment: 110 (6:1 student to teacher ratio)
- Niche grade: A

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#4. Governor French Academy

- Location: Belleville, IL
- Enrollment: 110 (8:1 student to teacher ratio)
- Niche grade: A+

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#3. Principia School

- Location: Saint Louis, MO
- Enrollment: 497 (10:1 student to teacher ratio)
- Niche grade: A+

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#2. Visitation Academy

- Location: Saint Louis, MO
- Enrollment: 619 (8:1 student to teacher ratio)
- Niche grade: A+

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#1. MICDS - Mary Institute & St. Louis Country Day School

- Location: Saint Louis, MO
- Enrollment: 1,250 (8:1 student to teacher ratio)
- Niche grade: A+

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