Private School Review - Established 2003

Mountlake Terrace Private High Schools (2026-27)

For the 2026-27 school year, there is 1 private high school serving 132 students in Mountlake Terrace, WA.
100% of private high schools in Mountlake Terrace, WA are religiously affiliated (most commonly Catholic).

Quick Facts (2026-27)

Quick Facts (2026-27)

Private High Schools in Mountlake Terrace, WA (2026-27)

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)

1
Private Schools
-50.0% (-1 school) 10-yr
132
Students
-50.2% (-133 students) 10-yr
62%
Students of Color
+87.9% (+29.0 pp) 10-yr
13:1
Student-Teacher Ratio
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Enrollment & Diversity
Category
This Town (Mountlake Terrace)
This State (WA)
# Schools
1 School
219 Schools
# Students
132 Students
55,174 Students

Trends in the Average Number of Students Per Private High School

YearMountlake Terrace, WA AvgWashington (WA)National
2025132267253
2024132261245
2023132246247
2022132234257
2021132236249
2020132225235
2019132230242
2018117234238
2017117226246
2016133224241
2015133217220
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% Students of Color
62%
30%

Percentage of Students of Color Trends (2015-2025)

YearMountlake Terrace, WA AvgWashington (WA)National
202562%29%32%
202462%25%31%
202362%29%31%
202262%24%30%
202162%22%30%
202062%22%29%
201962%24%29%
201878%23%28%
201755%28%30%
201633%27%30%
201533%25%30%
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0.77
0.61

Diversity Score Trends

YearMountlake Terrace, WA AvgWashington (WA)National
20250.770.610.61
20240.770.610.60
20230.770.600.60
20220.770.550.58
20210.770.560.57
20200.770.550.57
20190.770.550.56
20180.660.550.55
20170.660.540.54
20160.610.530.54
20150.610.530.53
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Show more data/charts: racial breakdown
# American Indian Students
n/a
621 Students
% American Indian Students
n/a
1%
# Asian Students
37 Students
4,170 Students
% Asian Students
28%
8%

Asian Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202528%8%5%
202428%8%6%
202328%9%6%
202228%8%5%
202128%8%5%
202028%8%5%
201928%7%5%
201817%7%5%
201717%7%4%
201614%7%4%
201514%7%4%
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# Hispanic Students
17 Students
2,314 Students
% Hispanic Students
13%
4%

Hispanic Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202513%4%9%
202413%4%9%
202313%4%8%
202213%4%8%
202113%4%8%
202013%4%8%
201913%4%8%
20187%4%8%
20177%4%7%
20166%4%8%
20156%4%8%
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# Black Students
12 Students
1,553 Students
% Black Students
9%
3%

Black Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
20259%3%8%
20249%3%8%
20239%3%8%
20229%3%8%
20219%3%8%
20209%3%8%
20199%3%8%
20186%3%8%
20176%3%8%
20166%3%8%
20156%3%9%
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# White Students
40 Students
30,343 Students
% White Students
30%
56%

White Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202530%56%59%
202430%56%60%
202330%58%60%
202230%63%62%
202130%62%63%
202030%64%64%
201930%64%64%
201817%64%65%
201717%64%66%
201615%65%66%
201515%66%66%
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# Hawaiian Students
n/a
237 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
26 Students
15,061 Students
% of Others Students
20%
28%

Other Races Student Percentage Trends

YearMountlake Terrace, WA AvgWashington (WA)National
202520%28%17%
202420%27%15%
202320%25%16%
202220%21%16%
202120%22%15%
202020%20%14%
201920%21%14%
201853%20%13%
201753%20%14%
201659%19%13%
201559%18%12%
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All Ethnic Groups
Academics
# Teachers
10 Teachers
4,867 Teachers
Average Student-Teacher Ratio
13:1
11:1

Student-Teacher Ratio Trends (2015-2025)

YearMountlake Terrace, WA AvgWashington (WA)National
202513:111:110:1
202413:111:110:1
202313:111:110:1
202213:110:110:1
202113:111:110:1
202013:111:110:1
201913:111:110:1
201811:111:110:1
201711:111:110:1
201613:111:110:1
201513:111:110:1
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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.

Tuition & Aid
Admissions & Athletics

Frequently Asked Questions

How many private high schools are located in Mountlake Terrace, WA?
1 private high schools are located in Mountlake Terrace, WA.
What percentage of private high schools are religiously affiliated in Mountlake Terrace?
100% of private high schools in Mountlake Terrace are religiously affiliated (most commonly Catholic).

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