Private School Review - Established 2003

Best 98390 Washington Private Schools (2026-27)

For the 2026-27 school year, there is 1 private school serving 115 students in 98390, WA (there are 10 public schools, serving 6,549 public students). 2% of all K-12 students in 98390, WA are educated in private schools (compared to the WA state average of 10%).

Quick Facts (2026-27)

Quick Facts (2026-27)

Private Schools in 98390, WA (2026-27)

Cornerstone Montessori Photo
Cornerstone Montessori
Gr: NS-6 | 115 students
Avg. class size: 15 students
Extracurriculars: 2
Montessori School
1644 Gault St
Sumner, WA 98390
(253) 987-7239
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Frequently Asked Questions

How many private schools are located in 98390, WA?
1 private schools are located in 98390, WA.
What percentage of students in 98390 go to private school?
2% of all K-12 students in 98390 are educated in private schools (compared to the WA state average of 10%).

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