Average
#1472 of 1,787 private schools in CA
St Christopher-joseph-aquinas Academic Academy
Elementary School · Diamond Bar, CA
A private elementary school in Diamond Bar, CA serving grades Kindergarten – 6th.
1370 VALLEY VISTA DR STE 200, Diamond Bar, CA 91765
- 35:1 student-teacher ratio
Academics
PreliminaryWhat 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.
Data not available
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
Most recent published year. School vs. CA average.
Test score data not yet available for this school.
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 rateThe neighborhood
Where St Christopher-joseph-aquinas Academic Academy sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Los Angeles map →
Getting around & local context
- Walk 29Car-Dependent
- Bike 13Somewhat Bikeable
- City Safety: High1,946/100K
Powered by
FBI Uniform Crime Reporting · 2024 · city context (Diamond Bar), not school-level safety or attendance eligibility. Source details
Source period: 2024. Freshness not available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$104,737
Median home value
$878,900
Median rent
$2,395/mo
College educated
53.3%
Homeownership
77.2%
Poverty rate
10.1%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 91765; this is area context, not an attendance boundary.
Programs & students
Student demographicsNCES Private School Universe Survey (PSS) (SY 2021–22)
Source: NCES Private School Universe Survey (PSS)
Compare nearby
Nearby same-level schools
4 from a 5-mile search
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Discovery World MontessoriPrivate · tuition | Not rated | PK–5 | 0.7 mi | 16 | Compare → |
| Maple Hill ElementaryEnrollment path unverified | 8.6 | K–5 | 0.7 mi | 561 | Compare → |
| Walnut ElementaryEnrollment path unverified | 8.5 | K–5 | 1.0 mi | 699 | Compare → |
| Evergreen ElementaryEnrollment path unverified | 7.3 | K–5 | 1.2 mi | 717 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
St Christopher-joseph-aquinas Academic Academy is listed in Diamond Bar, CA; verify the current enrollment path directly.
About St Christopher-joseph-aquinas Academic Academy
St Christopher-joseph-aquinas Academic Academy is a private elementary school in Diamond Bar, CA, serving approximately 35 students in grades Kindergarten-6th with a 35:1 student-teacher ratio. It holds a MySchoolScout rating of 5.2 out of 10 and ranks #1,472 of 1,787 private schools in CA.
Frequently asked questions
Common questions about St Christopher-joseph-aquinas Academic Academy
What grades does St Christopher-joseph-aquinas Academic Academy serve?
St Christopher-joseph-aquinas Academic Academy serves students in grades Kindergarten through 6th.
How many students attend St Christopher-joseph-aquinas Academic Academy?
St Christopher-joseph-aquinas Academic Academy has an enrollment of approximately 35 students.
What is the student-teacher ratio at St Christopher-joseph-aquinas Academic Academy?
The student-teacher ratio at St Christopher-joseph-aquinas Academic Academy is 35:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does St Christopher-joseph-aquinas Academic Academy rank in CA?
St Christopher-joseph-aquinas Academic Academy ranks #1,472 of 1,787 private schools in CA.
What is St Christopher-joseph-aquinas Academic Academy's MySchoolScout rating?
St Christopher-joseph-aquinas Academic Academy has a current MySchoolScout rating of 5.2 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
Is St Christopher-joseph-aquinas Academic Academy a private school?
Yes, St Christopher-joseph-aquinas Academic Academy is a private coeducational 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 Christopher-joseph-aquinas Academic Academy a religious school?
St Christopher-joseph-aquinas Academic Academy has a Roman Catholic religious affiliation.
School factsNCES Private School Universe Survey (PSS) (SY 2021–22)
- Grades
- Kindergarten – 6th
- Enrollment
- 35
- Gender Split
- 43% M / 57% F
- Student-Teacher Ratio
- 35:1
- Teachers (FTE)
- 1
- Type
- private
- Coed Status
- coed
- Affiliation
- Roman Catholic
- School Day
- 8.5 hours
- Days Per Year
- 190 days
- Setting
- Large Suburb
- County
- Los Angeles County
- Phone
- (909) 242-6697
- Area population (ZIP 91765)
- 44,779
- Area average commute
- 34 min
- Area median age
- 45.7
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Private School Universe Survey (PSS) · SY 2021–22 · Low confidence
- Vintage not available. Do not use this measure alone.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 91765; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments vintage unavailable; directory SY 2021–22
Related reading
- Best Elementary Schools in America: 2026 Rankingsbest schools
- Best Public Schools in California 2026: Top-Ranked Elementary, Middle & High Schoolsbest schools
- Best School Districts to Move To in 2026: A Data-Driven Guidebest schools
- Best Schools in Los Angeles, CA — 2026 Rankingsbest schools
- Best Schools in San Diego, CA — 2026 Rankingsbest schools
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.