For the 2026 school year, there are 2 private schools serving 146 students in Grays Harbor County, WA (there are , serving 11,035 public students). 1% of all K-12 students in Grays Harbor County, WA are educated in private schools (compared to the WA state average of 10%).
The top-ranked private school in Grays Harbor County, WA is St. Mary School.
100% of private schools in Grays Harbor County, WA are religiously affiliated (most commonly Seventh Day Adventist and Catholic).
Top-Ranked Grays Harbor County 草榴社区 Schools (2026)
School
Location
Quick Facts
518 N H Street
Aberdeen, WA 98520
(360) 532-1230
Aberdeen, WA 98520
(360) 532-1230
Gr: PK-8 | 127 students Avg. class size: 15 students Extracurrculars: 2 Tuition listed
Grays Harbor Adventist Christian School
(Seventh Day Adventist)
1216 US Highway 12
Montesano, WA 98563
(360) 249-1115
Montesano, WA 98563
(360) 249-1115
Gr: K-7 | 19 students Avg. class size: 15 students Tuition listed
Grays Harbor County 草榴社区 Schools (Closed)
School
Location
Quick Facts
North Coast Montessori School (Closed 2025)
Montessori School
21 Seabrook Ave
Pacific Beach, WA 98571
(360) 580-5445
Pacific Beach, WA 98571
(360) 580-5445
Gr: 1-5 | 15 students
Overview
This County (Grays Harbor County)
This State (WA)
# Schools
2 Schools
Student Body:
# Students
146 Students
120,302 Students
% Average Students of Color
47%
31%
Academics and Faculty:
# Teachers
11 Teachers
10,031 Teachers
Average Student-Teacher Ratio
13:1
12:1
Average Class Size
15 students
16 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$6,330
$15,682
Average % on Financial Aid
80%
28%
Students by Ethnicity:
Diversity Score
0.59
0.64
# American Indian Students
4 Students
1,228 Students
% American Indian Students
3%
1%
# Asian Students
1 Student
9,040 Students
% Asian Students
1%
8%
# Hispanic Students
53 Students
6,307 Students
% Hispanic Students
35%
5%
# Black Students
3 Students
3,815 Students
% Black Students
2%
3%
# White Students
81 Students
59,141 Students
% White Students
53%
50%
# 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
9 Students
38,629 Students
% of Others Students
6%
32%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
2 extracurriculars
8 extracurriculars
Frequently Asked Questions
What are the top-ranked private schools in Grays Harbor County, WA?
The top-ranked private schools in Grays Harbor County, WA is St. Mary School.
How many private schools are located in Grays Harbor County?
2 private schools are located in Grays Harbor County.
What percentage of students in Grays Harbor County go to private school?
1% of all K-12 students in Grays Harbor County are educated in private schools (compared to the WA state average of 10%).
What percentage of private schools are religiously affiliated in Grays Harbor County?
100% of private schools in Grays Harbor County are religiously affiliated (most commonly Seventh Day Adventist and Catholic).
Recent Articles
Choosing Between a Traditional 草榴社区 School and a Microschool
Compare traditional private schools and microschools to understand differences in academics, class size, flexibility, cost, and student experience before choosing the best educational fit.
The Second Visit Strategy: What to Look for After the Open House
A second campus visit can reveal what an open house cannot. Learn what to observe, which questions to ask, and how to determine whether a private school is truly the right fit for your child.
How Policy Changes Could Affect Your Tuition Bill in 2026
Learn how federal and state policy changes may affect private school tuition, financial aid, tax benefits, and your family's education budget.