For the 2026 school year, there are 4 private preschools serving 867 students in Mercer Island, WA.
The top-ranked private preschools in Mercer Island, WA include St. Monica Catholic School and French American School of Puget Sound.
The average acceptance rate is 60%, which is lower than the Washington private preschool average acceptance rate of 84%.
25% of private preschools in Mercer Island, WA are religiously affiliated (most commonly Catholic).
Top-Ranked Mercer Island Private Preschools (2026)
School
Location
Quick Facts
3795 East Mercer Way
Mercer Island, WA 98040
(206) 275-3533
Mercer Island, WA 98040
(206) 275-3533
Gr: PK-8 | 473 students Avg. class size: 18 students Sports: 5 Tuition & acceptance rate listed
4320 87th Avenue SE
Mercer Island, WA 98040
(206) 232-5432
Mercer Island, WA 98040
(206) 232-5432
Gr: NS-12 | 262 students Avg. class size: 21 students Sports: 4 | Extracurrculars: 17 Tuition & acceptance rate listed
Creative Learning Center Llc
Montessori School
2760 73rd Ave Se
Mercer Island, WA 98040
(206) 232-8900
Mercer Island, WA 98040
(206) 232-8900
Gr: PK-K | 59 students
Early World Montessori
Montessori School
3027 80th Ave Se
Mercer Island, WA 98040
(206) 232-2400
Mercer Island, WA 98040
(206) 232-2400
Gr: PK-K | 73 students
Mercer Island, Washington Private Schools (Closed)
School
Location
Quick Facts
American Academy (Closed 2015)
(Christian)
7834 Se 32nd St
Mercer Island, WA 98040
(206) 230-5672
Mercer Island, WA 98040
(206) 230-5672
Gr: 1-12 | 25 students
Overview
This Town (Mercer Island)
This State (WA)
# Schools
4 Schools
Student Body:
# Students
867 Students
79,433 Students
% Average Students of Color
31%
31%
Academics and Faculty:
# Teachers
34 Teachers
6,133 Teachers
Average Student-Teacher Ratio
12:1
13:1
Average Class Size
20 students
16 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$25,750
$13,746
Average % on Financial Aid
22%
25%
Average Acceptance Rate
60%
84%
Average Endowment Size
$2 million
$31.31 million
Students by Ethnicity:
Diversity Score
0.72
0.65
# American Indian Students
2 Students
621 Students
% American Indian Students
n/a
1%
# Asian Students
47 Students
5,963 Students
% Asian Students
6%
8%
# Hispanic Students
297 Students
3,909 Students
% Hispanic Students
34%
5%
# Black Students
20 Students
2,455 Students
% Black Students
2%
3%
# White Students
233 Students
35,595 Students
% White Students
27%
45%
# Hawaiian Students
n/a
427 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
268 Students
29,272 Students
% of Others Students
31%
37%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
17 extracurriculars
6 extracurriculars
Average Number of Sports
5 sports
5 sports
Frequently Asked Questions
What are the top-ranked private preschools in Mercer Island, WA?
The top-ranked private preschools in Mercer Island, WA include St. Monica Catholic School and French American School of Puget Sound.
How many private preschools are located in Mercer Island?
4 private preschools are located in Mercer Island.
What percentage of private preschools are religiously affiliated in Mercer Island?
25% of private preschools in Mercer Island are religiously affiliated (most commonly Catholic).
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