For the 2026 school year, there are 787 private schools serving 120,257 students in Washington (there are 2,552 public schools, serving 1,096,693 students). 10% of all K-12 students in Washington attend private schools (compared to the national average of 10%).
The average private school tuition is $15,457 for elementary schools and $17,416 for high schools (view national tuition averages).
The top-ranked private schools in Washington include Holy Names Academy, BASIS Independent Bellevue, and Charles Wright Academy.
The average acceptance rate is 82% (view national acceptance rates). Minority enrollment is 31% and the student-teacher ratio is 12:1.
Overview
This State (WA)
US
# Schools
787 Schools
Student Body:
# Students
120,257 Students
5,699,718 Students
% Average Students of Color
31%
34%
Student By Grade
Academics and Faculty:
# Teachers
10,030 Teachers
508,053 Teachers
Average Student-Teacher Ratio
12:1
11:1
% Average Faculty w/Advanced Degree
58%
55%
Average Class Size
16 students
15 students
Average Number of AP Courses
10 courses
13 courses
Average SAT score
1265
(Out of 1600)
1234
Average ACT score
29
(Out of 36)
26
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$15,674
$14,879
Average Summer Program Cost
$828
$1,136
Average % on Financial Aid
28%
35%
Average Financial Aid Grant
$9,028
$7,139
Average Acceptance Rate
82%
82%
Average Endowment Size
$41.61 million
$61.9 million
Students by Ethnicity:
Diversity Score
0.64
0.65
# American Indian Students
1,228 Students
29,879 Students
% American Indian Students
1%
1%
# Asian Students
9,040 Students
265,081 Students
% Asian Students
8%
5%
# Hispanic Students
6,307 Students
507,336 Students
% Hispanic Students
5%
9%
# Black Students
3,815 Students
416,665 Students
% Black Students
3%
7%
# White Students
59,141 Students
2,933,287 Students
% White Students
50%
52%
# Hawaiian Students
651 Students
20,067 Students
% Hawaiian Students
1%
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
38,588 Students
1,472,129 Students
% of Others Students
32%
26%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
8 extracurriculars
9 extracurriculars
Average Number of Sports
6 sports
7 sports
Top-Ranked Washington Private Schools by County (2026)
County
# Schools
# Students
% of K-12 Students in Private Schools
Frequently Asked Questions
What are the top-ranked private schools in Washington?
The top-ranked private schools in Washington include Holy Names Academy, BASIS Independent Bellevue, and Charles Wright Academy.
How many private schools are located in Washington?
There are 787 private schools are located in Washington.
How much do private schools cost in Washington?
The average private school tuition in Washington is $15,457 for elementary schools and $17,416 for high schools
How diverse are private schools in Washington?
Approximately 31% of students in Washington private schools are minority students (compared to the national percentage).
What percentage of students in Washington go to private school?
10% of all K-12 students in Washington attend private schools (compared to the national average of 10%).
What percentage of private schools are religiously affiliated in Washington?
Which private schools in Washington are often viewed compared to one another?
Popular comparisons of private schools in Washington include: Creative Kids Learning Center vs. Ellensburg Christian School, Colville Valley Junior Academy vs. Johnson Christian School, Meridian KinderCare vs. La Petite Academy Gem Heights Dr
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