Assumption School (Top-Ranked �� School for 2026)

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Assumption School

Assumption School in San Leandro, CA, serves 250 co–ed students from kindergarten through 8th grade in a suburban setting affiliated with the Catholic Church.

Founded in 1952, the California K–8 private school has a student–teacher ratio of 16:1 with 16 faculty members.

The student body includes diverse representation with Hispanic, White, Asian/Pacific Islander, Black, and Hawaiian students.

Annual tuition is $5,783, with an average financial aid grant of $1,000, reflecting affordability among local private schools.

The school is a member of the National Catholic Educational Association and is situated in the Assumption Parish neighborhood of San Leandro.

Quick Facts (2026)

Top-Ranked CA School
Grades: Kindergarten-8
Enrollment: 250 students
Yearly Tuition: $5,783
Average class size: 32 students
Application Deadline: None / Rolling
Source: Verified school update

Top Rankings

Assumption School ranks among the top 20% of private schools in California for:

School Overview

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Religious Affiliation

Catholic

Grades Offered

Grades Kindergarten-8

Year Founded

1952

School Calendar

Student Body

Total Students

250 students

Student Body Type

Co-ed

% Students of Color

67%

State avg.: 51%

Students by Grade

Academics and Faculty

Total Classroom Teachers

16 teachers

Student-Teacher Ratio

16:1

National avg.:

Average Class Size

32 students

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$5,783

View national tuition avg.

Average Financial Aid Grant

$1,000

Source: Verified school update

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Frequently Asked Questions

How much does Assumption School cost?

Assumption School's tuition is approximately $5,783 for private students.

What is Assumption School's ranking?

Assumption School ranks among the top 20% of private schools in California for: Least expensive tuition and 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).

In what neighborhood is Assumption School located?

Assumption School is located in the Assumption Parish neighborhood of San Leandro, CA.

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Quick Facts (2026)

Top-Ranked CA School
Grades: Kindergarten-8
Enrollment: 250 students
Yearly Tuition: $5,783
Average class size: 32 students
Application Deadline: None / Rolling
Source: Verified school update

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Did You Know?

The average private school tuition in Alameda County, CA is $20,503 for elementary schools and $21,293 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Alameda County, CA is 80% (read more about average acceptance rates across the country).