Columbia Adventist Academy

Columbia Adventist Academy exists to provide the finest in Seventh-day Adventist secondary education.
We welcome young people who see such an education as an important part of their Christian experience.
At Columbia, students, staff, and community work together to help each individual develop a deepening relationship with Jesus Christ; achieve academic and physical excellence; and become an active, caring citizen.

Quick Facts (2026)

  • Top-Ranked WA School
  • Grades: 9-12
  • Enrollment: 128 students
  • Acceptance rate: 90%
  • Average class size: 20 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

Top Rankings

Columbia Adventist Academy ranks among the top 20% of private schools in Washington for:

Category
Attribute
School History

School Overview

Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
1903
School Calendar

Student Body

Total Students
128 students
Student Body Type
Co-ed
% Students of Color
45%
State avg.: 31%
Students by Grade

Academics and Faculty

Total Classroom Teachers
13 teachers
Student-Teacher Ratio
10:1
National avg.: 11:1
% Faculty w/Advanced Degree
95%
Average Class Size
20 students
Number of AP/Advanced Courses
4 courses
Classroom Dress Code
Casual

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Tuition Notes
$12,600 for resident students
Acceptance Rate
90%
National avg.: 82%

School Notes

  • Columbia Adventist Academy exists to provide the finest in Seventh-day Adventist secondary education.
  • We welcome young people who see such an education as an important part of their Christian experience.
  • At Columbia, students, staff, and community work together to help each individual develop a deepening relationship with Jesus Christ; achieve academic and physical excellence; and become an active, caring citizen.
Source: Verified school update

Frequently Asked Questions

What is the acceptance rate of Columbia Adventist Academy?
The acceptance rate of Columbia Adventist Academy is 90%, which is higher than the national average of 82%.
What is Columbia Adventist Academy's ranking?
Columbia Adventist Academy ranks among the top 20% of private schools in Washington for: Highest percentage of faculty with advanced degrees and Oldest founding date.
When is the application deadline for Columbia Adventist Academy?
The application deadline for Columbia Adventist Academy is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

  • Top-Ranked WA School
  • Grades: 9-12
  • Enrollment: 128 students
  • Acceptance rate: 90%
  • Average class size: 20 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

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Did You Know?

The average private school tuition in Clark County, WA is $10,613 for elementary schools and $12,049 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Clark County, WA is 87% (read more about average acceptance rates across the country).

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