Oak Knoll Montessori School in Altadena, CA, offers a nonsectarian, co–educational preschool program serving 112 students in a suburban community setting.
The school maintains a student–teacher ratio of 19:1 with 6 teaching staff dedicated to early childhood education.
Nearly half (49%) of the student body represents diverse racial and ethnic backgrounds, reflecting the local community's diversity.
As a Montessori school, Oak Knoll focuses exclusively on pre–kindergarten level education within the broader Los Angeles preschool landscape.
Tuition information aligns with local private school averages in Altadena, providing context for families considering affordability.
School Overview
Student Body
Total Students
112 students
Student Body Type
Co-ed
% Students of Color
49%
State avg.: 51%
Academics and Faculty
Total Classroom Teachers
6 teachers
Student-Teacher Ratio
19:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
When is the application deadline for Oak Knoll Montessori School?
The application deadline for Oak Knoll Montessori School is rolling (applications are reviewed as they are received year-round).
Nearby Private Schools
The nearest high school and elementary school to Oak Knoll Montessori School is Pasadena Waldorf School (1.0 miles away)
The nearest preschool is Meher Montessori School (1.0 miles away)
Show me:
School
Location
Miles
Quick Facts
Meher Montessori School
Montessori School
943 E Altadena Drive
Altadena, CA 91001
(626) 798-1171
Altadena, CA 91001
(626) 798-1171
1 miles
Gr: PK-K | 30 students
209 E. Mariposa Street
Altadena, CA 91001
(626) 794-9565
Altadena, CA 91001
(626) 794-9565
1 miles
Gr: NS-12 | 340 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 15 Tuition & acceptance rate listed
Sahag-mesrob Armenian Christian School
(Christian)
2501 Maiden Ln
Altadena, CA 91001
(626) 798-5020
Altadena, CA 91001
(626) 798-5020
1.1 miles
Gr: PK-8 | 182 students Tuition listed
Fair Oaks School
(6)
2704 Fair Oaks Avenue
Altadena, CA 91001
(818) 516-7603
Altadena, CA 91001
(818) 516-7603
1.2 miles
Gr: K-6 | 21 students Avg. class size: 14 students Extracurrculars: 5 Tuition & acceptance rate listed
Pasadena Waldorf High School
Special Program Emphasis
536 E Mendocino St
Altadena, CA 91001
(626) 204-0786
Altadena, CA 91001
(626) 204-0786
1.2 miles
Gr: PK-12 | 307 students Tuition listed
Recent Articles
When to Apply to Private School, Admissions Deadlines for January and Fall
Learn when to apply to private school with clear guidance on admissions timelines, deadlines, and January and fall intake options.
Sliding-Scale & Income-Based Tuition Models for Private Schools
Learn how sliding-scale and income-based tuition models work and whether they are right for your family. Compare costs, eligibility, and school options.
2025 Private School Costs in the U.S.: What Families Should Expect
Updated 2025 U.S. private school tuition averages, cost breakdowns, and expert insights to help parents and students budget wisely.
