Very Good
#292 of 1,787 private schools in CA
Top 16% of private schools
Centennial Montessori School
Elementary School · San Mateo, CA
A private elementary school in San Mateo, CA serving grades Pre-K – 6th.
27 AND 6 10TH AVE, San Mateo, CA 94401
- 6.1:1 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 Centennial Montessori School 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 San Francisco Bay Area map →
Getting around & local context
- Walk 88Very Walkable
- Transit 46Some Transit
- Bike 84Very Bikeable
- City Safety: High2,131/100K
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FBI Uniform Crime Reporting · 2024 · city context (San Mateo), 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
$121,258
Median home value
$1,123,300
Median rent
$2,713/mo
College educated
45.3%
Homeownership
44.4%
Poverty rate
10.9%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 94401; 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 |
|---|---|---|---|---|---|
| St. Matthew CatholicPrivate · tuition | Not rated | K–8 | 0.2 mi | 610 | Compare → |
| Sunnybrae ElementaryEnrollment path unverified | 3.4 | K–5 | 0.5 mi | 359 | Compare → |
| Episcopal Day School of St. MatthewPrivate · tuition | Not rated | K–8 | 0.7 mi | 289 | Compare → |
| Episcopal Day School of St. MatthewPrivate · tuition | 8.0private | PK–8 | 0.7 mi | 280 | 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.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Centennial Montessori School is listed in San Mateo, CA; verify the current enrollment path directly.
About Centennial Montessori School
Centennial Montessori School is a private elementary school in San Mateo, CA, serving approximately 55 students in grades Pre-K-6th with a 6.1:1 student-teacher ratio. It holds a MySchoolScout rating of 7.4 out of 10 and ranks #292 of 1,787 private schools in CA.
Frequently asked questions
Common questions about Centennial Montessori School
What grades does Centennial Montessori School serve?
Centennial Montessori School serves students in grades Pre-K through 6th.
How many students attend Centennial Montessori School?
Centennial Montessori School has an enrollment of approximately 55 students.
What is the student-teacher ratio at Centennial Montessori School?
The student-teacher ratio at Centennial Montessori School is 6.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Centennial Montessori School rank in CA?
Centennial Montessori School ranks #292 of 1,787 private schools in CA.
What is Centennial Montessori School's MySchoolScout rating?
Centennial Montessori School has a current MySchoolScout rating of 7.4 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
Is Centennial Montessori School a private school?
Yes, Centennial Montessori School is a private coeducational school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is Centennial Montessori School a religious school?
No, Centennial Montessori School is a nonsectarian (non-religious) private school.
School factsNCES Private School Universe Survey (PSS) (SY 2021–22)
- Grades
- Pre-K – 6th
- Enrollment
- 55
- Gender Split
- 44% M / 56% F
- Student-Teacher Ratio
- 6.1:1
- Teachers (FTE)
- 9
- Type
- private
- Coed Status
- coed
- Affiliation
- Nonsectarian
- School Day
- 7.2 hours
- Days Per Year
- 175 days
- Setting
- Midsize City
- County
- San Mateo County
- Phone
- (650) 340-1230
- Area population (ZIP 94401)
- 35,628
- Area average commute
- 27.1 min
- Area median age
- 35.9
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 94401; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments vintage unavailable; directory SY 2021–22
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