Skip to main content

Average

#1080 of 1,787 private schools in CA

St John Bosco

High School

13640 BELLFLOWER BLVD, Bellflower, CA 90706

Private

Enrollment

756

Student-Teacher

14.7:1

Score

6.0

Grades

9th – 12th

Data vintage2021-22

How this school compares

California private schools

#1,080 of 1,787

In Bellflower

#4 of 6

public schools

School shortlistprofile + nearby

Shortlisting around St John Bosco?

Use this profile as one decision point, then compare nearby options, source confidence, and commute fit before picking a neighborhood around it.

Shortlist starter

Start with these real page-level signals, then use the full table and map below.

St John Bosco

6.0/10

High School in Bellflower · grades 9th – 12th. Start here, then compare fit against nearby and district options.

St Dominic Savio School

6.0/10

0.2 mi away. Use as a geographic alternative in the same move search.

St. Dominic Savio

Nearby

0.2 mi away. Use as a geographic alternative in the same move search.

About St John Bosco

St John Bosco is a private high school in Bellflower, CA. St John Bosco serves approximately 756 students, and covers grades 9th-12th, and has a 14.7:1 student-teacher ratio. St John Bosco has a current MySchoolScout rating of 6.0 out of 10 and ranks #1,080 of 1,787 private schools in CA.

How it compares0.5 pts below CA schools
  • This school 6.0 · Average
  • CA avg 6.5

What Parents Should Know

St John Bosco is private, so it runs independently of the local district and sets its own curriculum. That freedom cuts both ways depending on what you want for your child. If you're considering it, start with the practical questions: tuition, financial aid, and how admissions work.

Compare to Public Schools

Beta

How St John Bosco compares to 5 public schools serving similar grades in Bellflower, CA

Student-Teacher Ratio
14.7:1
This School
vs
16.3:1
Public Avg
Avg School Size
756
This School
vs
986
Public Avg
Avg School Scout Rating
6.0
This School
vs
6.4
Public Avg

Student Demographics

Hispanic 47.2% vs 0%
Black 15.7% vs 0%
White 11.8% vs 0%
Asian 6.9% vs 0%
St John Bosco Bellflower Public Avg

Nearby High Schools

School Rating
St John Bosco (this school) 6.0
Bellflower High 7.3
Somerset High 5.8
Las Flores Home Education Independent Study Academy 5.4
Mayfair High 6.9
Bellflower Alternative Education Center

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

Score Breakdown

Preliminary

What This Rating Measures

This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in CA.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
B- 4.7 / 10
View breakdown
Student-Teacher Ratio 14.7:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
B 5.7 / 10
View breakdown
School Day Length 6.7 hours
Annual Instructional Hours 1,206
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 9.2 / 10
View breakdown
Diversity Index 71%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
B- 4.9 / 10
View breakdown
Enrollment 756
View data sources

Score basis: Private school model

Data coverage: 80% of scoring components had data

Components scored: 4 of 5

Ranking pool: Private schools in CA

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

Hispanic 47.2%
Black 15.7%
White 11.8%
Two or More 11.4%
Asian 6.9%
Pacific Islander 6.6%
Native American 0.4%

Source: NCES Private School Survey (PSS)

Location

13640 BELLFLOWER BLVD, Bellflower, CA 90706

Nearby Alternatives

Families considering St John Bosco may also want to explore other high schools in the area. Bellflower High (rated 7.3/10, 0.9 miles away), which scores notably higher. Additionally, Columbus (Christopher) High (rated 5.6/10, 1.0 miles away, in nearby Downey), with a comparable rating. For more schools in Bellflower, see our Bellflower schools guide .

Nearby Schools

20 within 1.3 mi
School Distance Rating
ST DOMINIC SAVIO SCHOOL Bellflower 0.2 mi 6.0
St. Dominic Savio Bellflower 0.2 mi
Lewis (Ed C.) Elementary Downey 0.3 mi 6.9
Ernie Pyle Elementary Bellflower 0.6 mi 5.6
Carpenter (C. C.) Elementary Downey 0.6 mi 6.5
Cedar House Academy Downey 0.8 mi
CALVARY CHAPEL CHRISTIAN SCHOOL Downey 0.8 mi 5.7
Calvary Chapel Christian Downey 0.8 mi
Frank E. Woodruff Elementary Bellflower 0.8 mi 4.9
Washington Elementary Bellflower 0.9 mi 3.3
Bellflower High Bellflower 0.9 mi 7.3
Gauldin (A.L.) Elementary Downey 1.0 mi 5.6
Columbus (Christopher) High Downey 1.0 mi 5.6
Woodruff Academy Downey 1.0 mi
Adventist Union School Bellflower 1.2 mi
Albert Baxter Elementary Bellflower 1.1 mi 5.1
ADVENTIST UNION SCHOOL Bellflower 1.2 mi 6.0
Ward (E. W.) Elementary Downey 1.2 mi 5.3
Sussman (Edward A.) Middle Downey 1.3 mi 7.0
New River Elementary Norwalk 1.3 mi 4.6

Neighborhood Census ACS (2019-2023)

Census data for ZIP 90706 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$77,602

Median Home Value

$661,100

Median Rent

$1,771/mo

Population

77,396

College Educated

20.1%

Homeownership

38.1%

Avg Commute

29.6 min

Poverty Rate

13.2%

Median Age

35.9

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Aspire Benjamin Holt College Preparatory Academy Oakland, CA 6.0
Aspire Ollin University Preparatory Academy Huntington Park, CA 6.0
Clairemont High San Diego, CA 6.0
Colusa High Colusa, CA 6.0
DAMIEN HIGH SCHOOL La Verne, CA 6.0
Gilbert High (Continuation) Anaheim, CA 6.0

Frequently Asked Questions

Common questions about St John Bosco

What grades does St John Bosco serve?

St John Bosco serves students in grades 9th through 12th.

How many students attend St John Bosco?

St John Bosco has an enrollment of approximately 756 students.

What is the student-teacher ratio at St John Bosco?

The student-teacher ratio at St John Bosco is 14.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does St John Bosco rank in CA?

St John Bosco ranks #1,080 of 1,787 private schools in CA.

What is St John Bosco's MySchoolScout rating?

St John Bosco has a current MySchoolScout rating of 6.0 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

Is St John Bosco a private school?

Yes, St John Bosco is a private all-boys school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is St John Bosco a religious school?

St John Bosco has a Roman Catholic religious affiliation.

11 schools nearby View map →

Neighborhood Context

Walk Score
58 Somewhat Walkable
Bike Score
48 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES PSS (SY 2021-22)

Grades
9th – 12th
Enrollment
756
Gender Split
100% M / 0% F
Student-Teacher Ratio
14.7:1
Teachers (FTE)
51
Type
private
Coed Status
all-boys
Affiliation
Roman Catholic
School Day
6.7 hours
Days Per Year
180 days
Setting
Large Suburb
County
Los Angeles County

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

Related reading

Get school insights in your inbox

New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.

We respect your privacy. Unsubscribe at any time.