O'dea High School serves 500 students in grades 9-12, is a member of the National Catholic Educational Association (NCEA) and the Northwest Association of Accredited Schools.
The student:teacher of O'dea High School is 15:1 and the school's religious affiliation is Catholic.
Quick Stats (2025)
- Top Ranked WA School
- Grades: 9-12
- Enrollment: 500 students
- Average class size: 25 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
O'dea High School ranks among the top 20% of private schools in Washington for:
Category
Attribute
Student Body
Sports offered
School History
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
1923
School Calendar
Student Body
Total Students
500 students
Student Body Type
% Students of Color
28%
State avg.: 29%
Students by Grade

Academics and Faculty
Total Classroom Teachers
34 teachers
Student : Teacher Ratio
15:1
National avg.: 13:1
% Faculty w/Advanced Degree
66%
Average Class Size
25 students
Number of AP Courses
4 courses
Advanced Courses
AP Calculus, AP Chemistry, AP Latin, AP Spanish, Humanities through Seattle University
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Admissions Director
Jeanne Flohr
Sports
Total Sports Offered
10 sports
Sports
Source: Verified school update
Frequently Asked Questions
What sports does O'dea High School offer?
O'dea High School offers 10 interscholastic sports: Baseball, Basketball, Cross Country, Football, Golf, Soccer, Swimming, Tennis, Track and Field and Wrestling. O'dea High School is ranked as one of the top 20% of private schools in Washington for most sports offered.
What is O'dea High School's ranking?
O'dea High School ranks among the top 20% of private schools in Washington for: Largest student body, Most sports offered and Oldest founding date.
When is the application deadline for O'dea High School?
The application deadline for O'dea High School is rolling (applications are reviewed as they are received year-round).
In what neighborhood is O'dea High School located?
O'dea High School is located in the Downtown Seattle neighborhood of Seattle, WA. There are 5 other private schools located in Downtown Seattle.
School Reviews
5 3/7/2013
Great School, Prepares you for your future, only all boys school in Washington, Idaho, and Montana
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