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Limited Profile

Not enough data to generate a rating

Helios School

Elementary School · Sunnyvale, CA

A private elementary school in Sunnyvale, CA serving grades Kindergarten – 8th.

PrivateLimited data profile

597 Central Avenue, Sunnyvale, CA 94086

Academics

Preliminary

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.

Learn more about our methodology →

Test scores

Most recent published year. School vs. CA average.

Test score data not yet available for this school.

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The neighborhood

Where Helios 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 Jose map →

Getting around & local context

Walk 87Very Walkable
Transit 50Good Transit
Bike 92Biker’s Paradise
City Safety: High2,176/100K

FBI Uniform Crime Reporting · 2024 · city context (Sunnyvale), 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

$180,217

Median home value

$1,784,200

Median rent

$2,923/mo

College educated

70.2%

Homeownership

30.8%

Poverty rate

6.5%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 94086; this is area context, not an attendance boundary.

Compare nearby

Nearby same-level schools

4 from a 5-mile search

School	Score	Grades	Distance	Enrollment	Compare
Ellis ElementaryEnrollment path unverified	8.0	K–5	0.2 mi	758	Compare →
Braly ElementaryEnrollment path unverified	8.4	K–5	0.5 mi	362	Compare →
Champion Kinder International SchoolPrivate · tuition	Not rated	PK–K	0.8 mi	4	Compare →
Little Tree MontessoriPrivate · tuition	Not rated	K	0.8 mi	22	Compare →

Distance is proximity only; it is not attendance eligibility.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

Private · tuition: Potential private option; tuition and admission requirements have not been verified.

Helios School is listed in Sunnyvale, CA; verify the current enrollment path directly.

About Helios School

Helios School is a private elementary school in Sunnyvale, CA, serving approximately 164 students in grades Kindergarten-8th with 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.

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.

School factsState private-school directory (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
Area population (ZIP 94086): 48,956
Area average commute: 24 min
Area median age: 33.5

Official sources & links

Search for school website↗Official NCES record↗Google Maps & reviews↗GreatSchools profile↗Niche reviews↗

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): State private-school directory · SY 2024–25 · Low confidence
Vintage not available. Do not use this measure alone.
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 94086; this does not measure the attendance area.

Evidence periods: Rating not displayed; assessments vintage unavailable; directory SY 2024–25

About our data · How we calculate scores

Explore more schools

All schools in Sunnyvale, CA Schools in CA Grade-compatible alternatives Explore San Jose school quality map

Data sources

State private-school directorySY 2024–25 U.S. Census ACS 5-year estimatesACS 2019–2023 5-year estimates Full details →