Limited Profile
Not enough data to generate a rating
Helios School
Elementary School
597 Central Avenue, Sunnyvale, CA 94086
Enrollment
164
Student-Teacher
5.9:1
Grades
Kindergarten – 8th
Enrollment
164
Student-Teacher
5.9:1
Grades
Kindergarten – 8th
Data vintage
2024-25
Data vintage2024-25
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Helios School
Elementary School in Sunnyvale · grades Kindergarten – 8th. Start here, then compare fit against nearby and district options.
Ellis Elementary
0.2 mi away. Use as a geographic alternative in the same move search.
Braly Elementary
0.5 mi away. Use as a geographic alternative in the same move search.
About Helios School
Helios School is a private elementary school in Sunnyvale, CA. Helios School serves approximately 164 students, and covers grades Kindergarten-8th, and has a 5.9:1 student-teacher ratio. MySchoolScout does not publish a rating for this profile because there is not enough verified data to rate it fairly.
Based on limited data: 0% component coverage.
What Parents Should Know
At 164 students, Helios School is on the smaller side. That usually buys more individual attention and teachers who know every kid by name, with the trade-off of fewer electives and extracurriculars than a larger school can staff. Ask what activities it actually offers.
At 5.9:1 students to teachers, Helios School sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.
Helios School 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
BetaHow Helios School compares to 17 public schools serving similar grades in Sunnyvale, CA
Nearby Elementary Schools
| School | Rating |
|---|---|
| Helios School (this school) | — |
| Ellis Elementary | 8.0 |
| Braly Elementary | 8.4 |
| Cumberland Elementary | 9.0 |
| Ponderosa Elementary | 8.4 |
| Bishop Elementary | 6.1 |
| Sunnyvale Middle | 8.8 |
| Chester W. Nimitz Elementary | 8.0 |
| Vargas Elementary | 6.2 |
| Cherry Chase Elementary | 9.1 |
| Louis E. Stocklmeir Elementary | 7.5 |
| Marian A. Peterson Middle | 8.5 |
| Columbia Middle | 7.0 |
| San Miguel Elementary | 7.0 |
| Lakewood Elementary | 6.3 |
| Cupertino Middle | 9.3 |
| West Valley Elementary | 8.0 |
| Fairwood Elementary | 8.8 |
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
- 164 students
- Type
- Private
- Student-Teacher Ratio
- 5.9:1
- Address
- 597 Central Avenue, Sunnyvale, CA 94086
- Phone
- (408) 475-1024
- Data Year
- SY 2024-25
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.
Location
597 Central Avenue, Sunnyvale, CA 94086
Nearby Alternatives
Families considering Helios School may also want to explore other elementary schools in the area. Cumberland Elementary (rated 9.0/10, 1.0 miles away). Another option is Braly Elementary (rated 8.4/10, 0.5 miles away). Additionally, Ponderosa Elementary (rated 8.4/10, 1.0 miles away). For more schools in Sunnyvale, see our Sunnyvale schools guide .
Nearby Schools
20 within 1.8 mi| School | Distance | Rating |
|---|---|---|
| Ellis Elementary Sunnyvale | 0.2 mi | 8.0 |
| Braly Elementary Sunnyvale | 0.5 mi | 8.4 |
| CHAMPION KINDER INTERNATIONAL SCHOOL Sunnyvale | 0.8 mi | — |
| LITTLE TREE MONTESSORI Sunnyvale | 0.8 mi | — |
| Stratford School Washington Park Sunnyvale | 0.9 mi | — |
| Fremont High Sunnyvale | 1.1 mi | 7.7 |
| Cumberland Elementary Sunnyvale | 1.0 mi | 9.0 |
| Ponderosa Elementary Sunnyvale | 1.0 mi | 8.4 |
| Community Day Sunnyvale | 1.2 mi | — |
| Bishop Elementary Sunnyvale | 1.3 mi | 6.1 |
| Challenger School - Sunnyvale Sunnyvale | 1.3 mi | — |
| SUNNYVALE CHRISTIAN SCHOOL Sunnyvale | 1.3 mi | 6.2 |
| Chester W. Nimitz Elementary Sunnyvale | 1.5 mi | 8.0 |
| Louis E. Stocklmeir Elementary Sunnyvale | 1.6 mi | 7.5 |
| THE KING'S ACADEMY Sunnyvale | 1.5 mi | 4.9 |
| RAINBOW MONTESSORI Sunnyvale | 1.5 mi | 7.1 |
| Rainbow Montessori Sunnyvale | 1.6 mi | — |
| RESURRECTION SCHOOL Sunnyvale | 1.6 mi | 7.2 |
| Vargas Elementary Sunnyvale | 1.6 mi | 6.2 |
| Columbia Middle Sunnyvale | 1.8 mi | 7.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 94086 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$180,217
Median Home Value
$1,784,200
Median Rent
$2,923/mo
Population
48,956
College Educated
70.2%
Homeownership
30.8%
Avg Commute
24 min
Poverty Rate
6.5%
Median Age
33.5
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| A Bright Beginning Inglewood, CA | — |
| Action Day Middle School San Jose, CA | — |
| Adda Clevenger School San Francisco, CA | — |
| All Hallows Academy La Jolla, CA | — |
| All Saints Academy of Stockton Stockton, CA | — |
| All Saints Catholic School Hayward, CA | — |
Frequently Asked Questions
Common questions about Helios School
What grades does Helios School serve?
Helios School serves students in grades Kindergarten through 8th.
How many students attend Helios School?
Helios School has an enrollment of approximately 164 students.
What is the student-teacher ratio at Helios School?
The student-teacher ratio at Helios School is 5.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
Is Helios School a private school?
Yes, Helios School is a private coeducational school. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
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Neighborhood Context
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Quick Facts NCES PSS (SY 2024-25)
- Grades
- Kindergarten – 8th
- Enrollment
- 164
- Student-Teacher Ratio
- 5.9:1
- Teachers (FTE)
- 28
- Type
- private
- Coed Status
- coed
- County
- Santa Clara County
- Phone
- (408) 475-1024
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