Assumption School in Walla Walla, WA, offers co–educational programs for grades PK through 8 in a city–based setting.
The school enrolls 200 students with a student–teacher ratio of 14:1, supported by 14 teaching staff.
Founded in 1864, Assumption School is among the oldest private schools in Walla Walla and holds Catholic religious affiliation.
Approximately 20.5% of the student body represents diverse racial and ethnic backgrounds.
Assumption School is a member of the National Catholic Educational Association (NCEA).
Quick Facts (2026)
- Top-Ranked WA School
- Grades: Prekindergarten-8
- Enrollment: 200 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Assumption School ranks among the top 20% of private schools in Washington for:
Category
Attribute
School History
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1864
School Calendar
Student Body
Total Students
200 students
Student Body Type
Co-ed
% Students of Color
21%
State avg.: 31%
Students by Grade
Academics and Faculty
Total Classroom Teachers
14 teachers
Student-Teacher Ratio
14:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
School Notes
- School Motto: Be who you are and be that well.
Source: Verified school update
Frequently Asked Questions
What schools are Assumption School often compared to?
Assumption School is often viewed alongside schools like Liberty Christian School by visitors of our site.
What is Assumption School's ranking?
Assumption School ranks among the top 20% of private schools in Washington for: Oldest founding date.
When is the application deadline for Assumption School?
The application deadline for Assumption School is rolling (applications are reviewed as they are received year-round).
School Reviews
Endorse Assumption School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles
Financial Aid 101 for Private School Families 2026
Guide to private school financial aid in 2026, with current costs, key planning timelines and practical steps parents need to maximize aid options.
Why Extracurricular Activities Matter in 2026
Discover why extracurricular activities remain essential in 2026, with updated research, costs, and admissions insights for parents and students.
How to Appeal for Financial Aid After Admission
Learn how to appeal for financial aid after admission to a private school, with expert steps, timelines, and 2026 updates for families.


