For the 2025-26 school year, there are 4 private schools serving 489 students in 91803, CA (there are 4 public schools, serving 2,194 public students). 18% of all K-12 students in 91803, CA are educated in private schools (compared to the CA state average of 10%).
The top ranked private schools in 91803, CA include Ramona Convent Secondary School and St. Thomas More School.
The average acceptance rate is 95%, which is higher than the California private school average acceptance rate of 80%.
50% of private schools in 91803, CA are religiously affiliated (most commonly Catholic).
Top Ranked 91803 California Private Schools (2025-26)
School
Location
Quick Facts
1701 W Ramona Road
Alhambra, CA 91803
(626) 282-4151
Alhambra, CA 91803
(626) 282-4151
Gr: 9-12 | 282 students Avg. class size: 18 students Sports: 9 | Extracurrculars: 28 Tuition & acceptance rate listed
St. Thomas More School
(Catholic)
2510 S Fremont Ave
Alhambra, CA 91803
(626) 254-5778
Alhambra, CA 91803
(626) 254-5778
Gr: PK-8 | 137 students Sports: 4 | Extracurrculars: 8 Tuition & acceptance rate listed
Bright Children Montessori Academy
Montessori School
2216 Fremont Ave #18
Alhambra, CA 91803
(310) 756-4880
Alhambra, CA 91803
(310) 756-4880
Gr: PK-K | 31 students
Granada Park Umc Nursery School And Kindergarten
Daycare / Preschool
1850 W Hellman Ave
Alhambra, CA 91803
(626) 284-5006
Alhambra, CA 91803
(626) 284-5006
Gr: PK-K | 39 students
Frequently Asked Questions
What are the top ranked private schools in 91803, CA?
The top ranked private schools in 91803, CA include Ramona Convent Secondary School and St. Thomas More School.
How many private schools are located in 91803?
4 private schools are located in 91803.
What percentage of students in 91803 go to private school?
18% of all K-12 students in 91803 are educated in private schools (compared to the CA state average of 10%).
What percentage of private schools are religiously affiliated in 91803?
50% of private schools in 91803 are religiously affiliated (most commonly Catholic).
Recent Articles

Transferring from Public to Private School Mid-Year: What to Expect
Considering a mid-year transfer from public to private school? Learn what to expect with admissions, academic placement, social adjustment, and financial aid to ensure a smooth transition.

A Guide to Day vs. Boarding School: Which Is Right for Your Family
Discover the key differences between day and boarding schools to determine the best fit for your child. Explore benefits, costs, lifestyle factors, and questions to help guide your family’s decision.

The A to Z of Private Schools 2025
Explore the A to Z of private schools in 2025—from admissions to tuition—offering parents and educators clear insights into today’s options.