Limited Profile
Not enough data to generate a rating
Arbor Bay School
Elementary School
1017 CEDAR ST, San Carlos, CA 94070
Enrollment
29
Student-Teacher
2.7:1
Grades
Kindergarten – 8th
Enrollment
29
Student-Teacher
2.7:1
Grades
Kindergarten – 8th
Updated
2021-22
Updated 2021-22
How this school compares
Academic performance
9.2 / 10
Exceptional
About Arbor Bay School
Arbor Bay School is an private elementary school in San Carlos, CA 94070. The school serves approximately 29 students in grades Kindergarten – 8th with a student-teacher ratio of 2.7:1. Located in a neighborhood with a median household income of $235,373, where 68% of adults hold a bachelor's degree or higher.
The school is situated in a large suburban setting.
What Parents Should Know
With an enrollment of 29 students, Arbor Bay School is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.
With a student-teacher ratio of 2.7:1, Arbor Bay School offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.
As a private school, Arbor Bay School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.
Financial Overview
Source: IRS Form 990 (2023 filing)
- Per-Pupil Spending
- Total expenses ÷ enrollment
- $48,960
- Per-Pupil Revenue
- Total revenue ÷ enrollment
- $48,811
- Financial Health
- Revenue-to-expense ratio (>1.0 = surplus)
- 1.00x — Tight
- Tuition Dependency
- Share of revenue from program services (tuition, fees)
- 93%
- Total Assets
- End-of-year total assets from IRS filing
- $1.1M
Financial data from IRS Form 990 filings via ProPublica Nonprofit Explorer. Per-pupil figures based on current enrollment of 29 students. Not all private schools file Form 990.
Compare to Public Schools
BetaHow Arbor Bay School compares to 9 public schools serving similar grades in San Carlos, CA
Student Demographics
Nearby Elementary Schools
| School | Rating |
|---|---|
| Arbor Bay School (this school) | — |
| Arroyo | 8.6 |
| Central Middle | 8.2 |
| Brittan Acres Elementary | 9.2 |
| White Oaks Elementary | 5.4 |
| Heather Elementary | 6.0 |
| Arundel Elementary | 9.2 |
| Mariposa | 9.4 |
| Tierra Linda Middle | 9.0 |
| San Carlos Charter Learning Center | 8.4 |
Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.
School Profile
Limited Data- Grades
- Kindergarten – 8th
- Enrollment
- 29 students
- Type
- Private
- Student-Teacher Ratio
- 2.7:1
- Address
- 1017 CEDAR ST, San Carlos, CA 94070
- Phone
- (650) 244-1519
- Data Year
- SY 2021-22
Why doesn't this school have a score?
We don't have enough verified data to rate this school fairly. Private schools in CA aren't required to report standardized test scores to the state, which limits the data available for our rating model.
Our rating model requires at least 2 of 3 data components (academics, student progress, college readiness, and resources) to generate a meaningful score. Schools below this threshold receive a Limited Profile to avoid misleading ratings.
Test Scores
Test score data not yet available for this school.
Student Demographics NCES PSS (SY 2021-22)
Source: NCES Private School Survey (PSS)
Location
1017 CEDAR ST, San Carlos, CA 94070
Nearby Alternatives
Families considering Arbor Bay School may also want to explore other elementary schools in the area. Brittan Acres Elementary (rated 9.2/10, 0.3 miles away). Another option is Arundel Elementary (rated 9.2/10, 1.0 miles away). Additionally, Arroyo (rated 8.6/10, 0.2 miles away). For more schools in San Carlos, see our San Carlos schools guide .
Nearby Schools
20 within 2.0 mi| School | Distance | Rating |
|---|---|---|
| Arbor Bay San Carlos | 0.0 mi | — |
| Arroyo San Carlos | 0.2 mi | 8.6 |
| Central Middle San Carlos | 0.3 mi | 8.2 |
| Brittan Acres Elementary San Carlos | 0.3 mi | 9.2 |
| KINDERCOURT ACADEMY San Carlos | 0.4 mi | 6.5 |
| White Oaks Elementary San Carlos | 0.5 mi | 5.4 |
| ST CHARLES SCHOOL San Carlos | 0.5 mi | 5.2 |
| Redwood High Redwood City | 0.8 mi | 6.4 |
| Clifford Elementary Redwood City | 1.1 mi | 5.5 |
| Heather Elementary San Carlos | 0.9 mi | 6.0 |
| Arundel Elementary San Carlos | 1.0 mi | 9.2 |
| OUR LADY OF MT CARMEL SCHOOL Redwood City | 1.5 mi | 6.1 |
| CREATIVE LEARNING CENTER Redwood City | 1.5 mi | 6.9 |
| Sequoia High Redwood City | 1.6 mi | 7.4 |
| CHARLES ARMSTRONG SCHOOL Belmont | 1.6 mi | 7.6 |
| REDEEMER LUTHERAN SCHOOL Redwood City | 1.7 mi | 4.7 |
| Redeemer Lutheran School Redwood City | 1.7 mi | — |
| Charles Armstrong School Belmont | 1.7 mi | — |
| McKinley Institute of Technology Redwood City | 1.7 mi | 3.8 |
| San Mateo County Special Education Redwood City | 2.0 mi | 7.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 94070 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$235,373
Median Home Value
$2,000,001
Median Rent
$2,802/mo
Population
30,696
College Educated
68.4%
Homeownership
69%
Avg Commute
25.4 min
Poverty Rate
3.2%
Median Age
41.6
Community Profile
The community surrounding Arbor Bay School has a median household income of $235,373. It is a well-educated community where 68% of adults hold a bachelor's degree or higher. The median home value in the area is $2,000,001, with a median rent of $2,802/month. The local poverty rate of 3.2% is relatively low. The average commute for residents is 25 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ABC LITTLE SCHOOL-SHERMAN OAKS Sherman Oaks, CA | — |
| ADVENTIST CHRISTIAN SCHOOL Yuba City, CA | — |
| AHRENS CHILD CARE CENTER Redlands, CA | — |
| ANNE SULLIVAN PRESCHOOL & KINDERGARTEN Wildomar, CA | — |
| AS-SAFA ACADEMY San Jose, CA | — |
| AS-SAFA INSTITUTE/AS-SAFA ACADEMY San Jose, CA | — |
Frequently Asked Questions
Common questions about Arbor Bay School
What grades does Arbor Bay School serve?
Arbor Bay School serves students in grades Kindergarten through 8th.
How many students attend Arbor Bay School?
Arbor Bay School has an enrollment of approximately 29 students.
What is the student-teacher ratio at Arbor Bay School?
The student-teacher ratio at Arbor Bay School is 2.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
Is Arbor Bay School a private school?
Yes, Arbor Bay 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 Arbor Bay School a religious school?
No, Arbor Bay School is a nonsectarian (non-religious) private school.
Explore More Schools
Quick Facts NCES PSS (SY 2021-22)
- Grades
- Kindergarten – 8th
- Enrollment
- 29
- Gender Split
- 62% M / 38% F
- Student-Teacher Ratio
- 2.7:1
- Teachers (FTE)
- 11
- Type
- private
- Coed Status
- coed
- Affiliation
- Nonsectarian
- School Day
- 6.5 hours
- Days Per Year
- 180 days
- Setting
- Large Suburb
- County
- SAN MATEO
- Phone
- (650) 244-1519
- Data Year
- 2022–2023
Resources & Links
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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