Private School Review - Established 2003
Evergreen Academy Montessori Mountlake Terrace
Brighton School

Mountlake Terrace Private Schools (2026)

For the 2026 school year, there are 3 private schools serving 459 students in Mountlake Terrace, WA, 13% of all K-12 students in Mountlake Terrace, WA are educated in private schools versus public schools (compared to the WA state average of 10%).
The average acceptance rate is 85%, which is higher than the Washington private school average acceptance rate of 82%.
33% of private schools in Mountlake Terrace, WA are religiously affiliated (most commonly Catholic).

Quick Facts (2026)

Quick Facts (2026)

Top Ranked Mountlake Terrace Private Schools (2026)

Brighton School Photo
Brighton School
Gr: PK-8 | 327 students
Avg. class size: 18 students
Sports: 6 | Extracurriculars: 2
21705 58th Avenue West
Mountlake Terrace, WA 98043
(425) 584-2361
(2)
View Profile
Evergreen Academy Montessori Mountlake Terrace Photo
Evergreen Academy Montessori Mountlake Terrace
24000 Van Ry Blvd
Mountlake Terrace, WA 98043
(206) 627-4906
View Profile
Map of St. Pius X Elementary School
St. Pius X Elementary School
Gr: K-9 | 132 students
Catholic
22105 58th Ave W
Mountlake Terrace, WA 98043
(425) 778-9861
View Profile

Mountlake Terrace, WA Private School Trends (10-Year)

3
Private Schools
+50.0% (+1 school) 10-yr
459
Students
+73.2% (+194 students) 10-yr
$19,310
Avg. Tuition
+102.7% (+$9,785) 8-yr
18
Avg. Class Size
+12.5% (+2 students) 8-yr
30%
Students of Color
-9.1% (-3.0 pp) 10-yr
10:1
Student-Teacher Ratio
-23.1% (-3.0) 10-yr
Download town snapshot: CSV | XML | JSON Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission.
Enrollment & Diversity
Category
This Town (Mountlake Terrace)
This State (WA)
# Schools
3 Schools
786 Schools
# Students
459 Students
119,894 Students

Trends in the Average Number of Students Per Private School

YearMountlake Terrace, WA AvgWashington (WA)National
2025230172179
2024230170172
2023230163174
2022250157185
2021250157180
2020255151171
2019255152175
2018230150172
2017204151180
2016133148178
2015133144167
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% Students of Color
30%
32%

Percentage of Students of Color Trends (2015-2025)

YearMountlake Terrace, WA AvgWashington (WA)National
202530%31%34%
202430%29%34%
202350%32%33%
202229%29%33%
202129%28%32%
202029%27%32%
201929%27%31%
201836%26%31%
201740%30%32%
201633%29%32%
201533%28%32%
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0.66
0.64

Diversity Score Trends

YearMountlake Terrace, WA AvgWashington (WA)National
20250.660.640.65
20240.660.640.65
20230.660.640.65
20220.670.620.64
20210.670.630.64
20200.670.630.64
20190.670.610.63
20180.660.620.63
20170.650.610.61
20160.670.600.61
20150.610.600.61
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▼ Show more data/charts: racial breakdown
# American Indian Students
2 Students
1,228 Students
% American Indian Students
n/a
1%
# Asian Students
63 Students
9,040 Students
% Asian Students
14%
8%

Asian Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202514%8%5%
202414%8%5%
202314%8%5%
202213%7%4%
202113%7%4%
202012%7%4%
201912%6%4%
201814%6%4%
201711%6%4%
201614%6%4%
201514%6%4%
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# Hispanic Students
21 Students
6,307 Students
% Hispanic Students
5%
5%

Hispanic Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
20255%5%9%
20245%5%9%
20235%5%9%
20224%5%8%
20214%5%9%
20204%5%9%
20194%5%8%
20183%5%8%
20173%5%8%
20164%5%8%
20156%5%8%
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# Black Students
18 Students
3,815 Students
% Black Students
4%
3%

Black Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
20254%3%7%
20244%3%7%
20234%3%8%
20224%3%7%
20214%3%7%
20204%3%8%
20194%3%7%
20183%3%7%
20173%3%7%
20164%3%7%
20156%3%8%
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# White Students
224 Students
59,141 Students
% White Students
49%
50%

White Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202549%50%52%
202449%50%52%
202349%51%52%
202245%53%54%
202145%53%54%
202044%53%54%
201944%55%56%
201844%55%56%
201737%56%58%
201646%56%58%
201515%57%58%
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# Hawaiian Students
n/a
651 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
38,328 Students
% of Others Students
28%
32%

Other Races Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202528%32%26%
202428%32%26%
202328%31%25%
202234%30%25%
202134%30%25%
202036%29%24%
201936%29%24%
201835%29%23%
201746%28%22%
201632%28%22%
201559%27%21%
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All Ethnic Groups
Academics
# Teachers
45 Teachers
10,039 Teachers
Average Student-Teacher Ratio
10:1
12:1

Student-Teacher Ratio Trends (2015-2025)

YearMountlake Terrace, WA AvgWashington (WA)National
202510:112:111:1
202410:112:111:1
202310:112:111:1
202214:112:111:1
202114:112:111:1
202015:112:112:1
201915:112:112:1
201813:112:112:1
201713:112:112:1
201613:112:112:1
201513:112:112:1
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Average Class Size
18 students
15 students

Class Size Trends (2017-2025)

YearMountlake Terrace, WA AvgWashington (WA)National
2025181615
2022161515
2021161515
2020161515
2019161515
2018161515
2017161515
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Average Number of AP Courses
10 courses
11 courses
Tuition & Aid
Average Yearly Tuition Cost
$19,310
$15,804

Tuition Cost Trends (2017-2025)

YearMountlake Terrace, WA AvgWashington (WA)National
2025$19,310$15,533$15,012
2024$19,310$14,062$13,254
2023$19,310$13,102$12,626
2018$9,525$10,668$11,017
2017$9,525$10,030$10,708
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Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Admissions & Athletics
Average Acceptance Rate
85%
82%
Average Number of Extracurriculars
2 extracurriculars
8 extracurriculars
Average Number of Sports
6 sports
6 sports

Frequently Asked Questions

What are the top ranked private schools in Mountlake Terrace, WA?
The top ranked private schools in Mountlake Terrace, WA is Brighton School.
How many private schools are located in Mountlake Terrace?
3 private schools are located in Mountlake Terrace.
What percentage of students in Mountlake Terrace go to private school?
13% of all K-12 students in Mountlake Terrace are educated in private schools (compared to the WA state average of 10%).
What percentage of private schools are religiously affiliated in Mountlake Terrace?
33% of private schools in Mountlake Terrace are religiously affiliated (most commonly Catholic).

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