St. Monica School
under 1 mi Grades PreK-12 222 students 9.7 students per teacher Roman Catholic Co-ed
Private middle schools in Mercer Island, WA
39 in Mercer Island or within 6 miles. Private schools that teach any of grades 6, 7 or 8, going by the grade span each school gave the 2023-24 federal survey. Many also teach elementary or high school grades.
Affiliation, co-ed or single-sex, association membership and the share of graduates going on to a 4-year college come from the 2023-24 federal Private School Universe survey.
Privett Academy
1 mi Grades 7-12 74 students 10.6 students per teacher Nonsectarian Co-ed 99% to 4-year college
Yellow Wood Academy
1 mi Grades 4-12 101 students Nonsectarian Alternative Co-ed 50% to 4-year college
Grades PreK-8 312 students 5.3 students per teacher Nonsectarian Special program emphasis Co-ed
Grades PreK-11 39 students 3 students per teacher Jewish Co-ed
Grades 6-8 77 students 10.8 students per teacher Roman Catholic Co-ed
Grades PreK-8 144 students 9 students per teacher Roman Catholic Co-ed
Grades 5-12 245 students 6.6 students per teacher Roman Catholic All-girls 100% to 4-year college
Grades 6-8 111 students 7.4 students per teacher Nonsectarian All-girls
Grades 1-8 389 students 7.1 students per teacher Nonsectarian Special education Co-ed
Grades 4-12 43 students 2.6 students per teacher Nonsectarian Special education Co-ed
Seattle Girls School
4 mi Grades 5-8 129 students 9.5 students per teacher Nonsectarian All-girls
Grades PreK-8 240 students 15.9 students per teacher Roman Catholic Co-ed
Grades PreK-8 88 students 6.4 students per teacher Jewish Co-ed
Grades K-8 198 students 7.9 students per teacher Roman Catholic Co-ed
Sacred Heart School
4 mi Grades PreK-8 408 students 13.2 students per teacher Roman Catholic Co-ed
Grades PreK-8 239 students 9.6 students per teacher Christian (nondenominational) Co-ed
Grades PreK-8 56 students 5.5 students per teacher Nonsectarian Co-ed
Grades PreK-8 45 students 7.4 students per teacher Roman Catholic Co-ed
Grades PreK-10 144 students 8.3 students per teacher Christian (nondenominational) Co-ed
The Bush School
5 mi Grades K-12 715 students 9.3 students per teacher Nonsectarian Co-ed 100% to 4-year college
Grades 6-12 34 students 9.4 students per teacher Nonsectarian Co-ed 14% to 4-year college
Oneworld Now
5 mi Grades 8-12 203 students Nonsectarian Alternative Co-ed 80% to 4-year college
Grades 1-6 255 students 15.4 students per teacher Nonsectarian Montessori Co-ed
Private schools
All 39 private middle schools in Mercer Island or within 6 miles
Keep looking
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- Jewish schools in Mercer Island
- All-girls schools in Mercer Island
- Lutheran schools in Mercer Island
- Private middle schools in Bellevue (4 mi)
- Private middle schools in Renton (6 mi)
- Private middle schools in Seattle (7 mi)
- Private middle schools in Burien (8 mi)
- Private middle schools in Issaquah (9 mi)
- Private middle schools in Sammamish (9 mi)
- Private middle schools in Kirkland (9 mi)
- Private middle schools in Redmond (10 mi)
- Private middle schools across Washington
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Most programs open once a year, and several ran out of money or seats in 2026. Pick your state (you are looking at Mercer Island) and we will email you the day the next window opens, with the official link. That is the only email you get.
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