For the 2026 school year, there are 2 private elementary schools serving 459 students in Mountlake Terrace, WA.
The top-ranked private elementary school in Mountlake Terrace, WA is Brighton School.
The average acceptance rate is 85%, which is higher than the Washington private elementary school average acceptance rate of 81%.
50% of private elementary schools in Mountlake Terrace, WA are religiously affiliated (most commonly Catholic).
Top-Ranked Mountlake Terrace 草榴社区 Elementary Schools (2026)
School
Location
Quick Facts
21705 58th Avenue West
Mountlake Terrace, WA 98043
(425) 584-2361
Mountlake Terrace, WA 98043
(425) 584-2361
Gr: PK-8 | 327 students Avg. class size: 18 students Sports: 6 | Extracurrculars: 2 Tuition & acceptance rate listed
St. Pius X Elementary School
(Catholic)
22105 58th Ave W
Mountlake Terrace, WA 98043
(425) 778-9861
Mountlake Terrace, WA 98043
(425) 778-9861
Gr: K-9 | 132 students
Overview
This Town (Mountlake Terrace)
This State (WA)
# Schools
2 Schools
Student Body:
# Students
459 Students
101,739 Students
% Average Students of Color
30%
31%
Academics and Faculty:
# Teachers
45 Teachers
8,540 Teachers
Average Student-Teacher Ratio
10:1
12:1
Average Class Size
18 students
16 students
Average Number of AP Courses
10 courses
10 courses
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$19,310
$15,457
Average Acceptance Rate
85%
81%
Students by Ethnicity:
Diversity Score
0.66
0.64
# American Indian Students
2 Students
1,107 Students
% American Indian Students
n/a
1%
# Asian Students
63 Students
7,871 Students
% Asian Students
14%
8%
# Hispanic Students
21 Students
5,483 Students
% Hispanic Students
5%
5%
# Black Students
18 Students
3,181 Students
% Black Students
4%
3%
# White Students
224 Students
52,042 Students
% White Students
49%
52%
# Hawaiian Students
n/a
538 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
131 Students
30,510 Students
% of Others Students
28%
30%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
2 extracurriculars
8 extracurriculars
Average Number of Sports
6 sports
5 sports
Frequently Asked Questions
What are the top-ranked private elementary schools in Mountlake Terrace, WA?
The top-ranked private elementary schools in Mountlake Terrace, WA is Brighton School.
How many private elementary schools are located in Mountlake Terrace?
2 private elementary schools are located in Mountlake Terrace.
What percentage of private elementary schools are religiously affiliated in Mountlake Terrace?
50% of private elementary schools in Mountlake Terrace are religiously affiliated (most commonly Catholic).
Recent Articles
How to Stress-Test a 草榴社区 School Budget Before Enrolling
Learn how to stress-test a private school budget before enrolling and avoid financial surprises that can affect your family's long-term plans.
When 鈥淎ffordable 草榴社区 School鈥 Means Fewer Services
Learn what families may sacrifice when choosing an affordable private school and how to evaluate whether lower tuition still delivers long-term value.
Voucher Eligibility Fine Print Parents Miss
Learn the hidden voucher eligibility rules that can affect school choice decisions and how parents can avoid common application mistakes.