St. Monica School
4320 87th Ave Se, Mercer Island, WA 98040Open, per Google (checked Oct 2, 2026)
St. Monica School is a Roman Catholic private school in Mercer Island, WA teaching grades PreK-12. It reported 222 students and about 9.7 students for every teacher in the 2023-24 federal survey.
School facts
- Grades
- PreK-12
- Students
- 222
- Teachers
- 23
- Students per teacher
- 9.7
- Student body
- Coeducational
- Program
- Regular
- Affiliation
- Roman Catholic
- Setting
- Suburb
These are the numbers the school gave the U.S. Department of Education for the 2023-24 school year, published in July 2026. The survey counts students in kindergarten to grade 12, not pre-K. Enrollment and staffing move every year, so ask the school for today’s figures. Where this comes from. Something wrong? Tell us and we will fix it.
St. Monica School tuition
We have not verified a tuition figure for St. Monica School yet. Every private school sets its own price and most share it on request: ask for the full-year tuition for your child’s grade plus required fees, or look for a tuition page on the school’s website.
Other private schools nearby
| School | Grades | Students | Miles |
|---|---|---|---|
| Privett Academy | 7-12 | 74 | <1 |
| Northwest Yeshiva High School | 9-12 | 57 | <1 |
| Yellow Wood Academy | 4-12 | 101 | <1 |
| French American School of Puget Sound | PreK-8 | 312 | <1 |
| Early World Montessori | PreK-K | 6 | 1 |
| Creative Learning Center | PreK-K | 4 | 2 |
| Newport Children's School | PreK-K | 33 | 3 |
| St. Madeleine Sophie Catholic School | PreK-8 | 144 | 3 |
Private schools
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