📊 Directory: NCES CCD 2024–2025·📈 Ratings: CAASPP 2023–24·🔄 Updated: August 2026·Editorial standards
📍 Atherton, CA · San Diego County

School District for
Zip Code 94027 — Atherton, CA

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ZIP 94027 is served by Sequoia Union High School District, rated 9/10 —Ratings are percentile ranks within a single state, so they are not comparable across states.
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Sequoia Union High School District · Grades 9th – 12th

9
out of 10 Rating Excellent
State reading & math tests (CAASPP 2023–24)
● Steady — within 1.9 points of 2017–18
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Can I rent in Atherton and still attend schools in this district?
Yes. School district assignment is based on your home address, not whether you own or rent. As long as your rental address falls within the Sequoia Union High School District boundaries, your children are eligible to attend district schools.
How does the Sequoia Union High School District rating compare to other districts in CA?
The Sequoia Union High School District has an overall rating of 9/10 (Excellent) based on students’ reading and math proficiency on state assessments. Use our best districts in CA page to compare with other districts statewide.
School District · Atherton, CA
Sequoia Union High School District
📍 San Diego County, CA · Zip Code 94027
9/10
Rating
8,599
Students
6
Schools
9th – 12th
Grade Span
Great Public school district serving Atherton, CA. Per-pupil spending: $16,500/year.
District Contact & InformationSource: NCES 2024–2025
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Grades Served
9th – 12th
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District Phone
🌐
District Website
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District Office
480 James Ave., Redwood City, CA 94062
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District Type
Public School District
Assigned Schools for Zip 94027
Based on NCES district data · Always verify directly with the district
Schools in Sequoia Union High School District6 schools · NCES 2024
🏫 Elementary Schools (15)
  • Carlmont High — Grades 9–12 · 2360 students
  • Menlo-Atherton High — Grades 9–12 · 2158 students
  • Redwood High — Grades 9–12 · 175 students
  • Sequoia High — Grades 9–12 · 1854 students
  • Woodside High — Grades 9–12 · 1660 students
  • Tide Academy — Grades 9–12 · 212 students
📚 Middle Schools (4)
  • Madison Middle — Grades 6–8 · 1,158 students
  • Roosevelt Middle — Grades 6–8 · 866 students
  • Vista Magnet Middle School of Technology Science and Math — Grades 6–8 · 836 students
  • Vista Innovation and Design Academy — Grades 6–8 · 834 students
🎓 High Schools (6)
  • Rancho Buena Vista High — Grades 9–12 · 1,949 students
  • Vista High — Grades 9–12 · 1,746 students
  • Mission Vista High — Grades 9–12 · 1,670 students
  • Major General Raymond Murray High — Grades 10–12 · 146 students
  • Vista Adult Transition Center — Grades 12–12 · 107 students
  • Alta Vista High (Continuation) — Grades 9–12 · 90 students
🏠 Other Schools (3)
  • Vista Visions Academy — Grades K–12 · 68 students
  • Beaumont Elementary
  • Rancho Minerva Middle
Source: NCES Common Core of Data 2024 via Urban Institute. School assignment within a zip code depends on your exact address — confirm with the district.
🏫 Two districts serve this zipSource: NCES EDGE SY2024–25 boundaries

Zip code 94027 is not served by one district. An elementary district and a separate secondary district each cover this area, which is normal in this state — which one your child attends depends on their grade.

GRADESDISTRICTRATING
K–8
Elementary
Menlo Park City Elementary School District
2,705 students · 4 schools
10/10
9–12
Secondary
Sequoia Union High School District
8,599 students · 6 schools
9/10
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Attendance boundaries can split a zip code. Confirm your address with the district before relying on either assignment.
District Statisticsvs. National Average
MetricSequoia Union High School DistrictNational AverageComparison
Student Enrollment18,8183,700↑ Larger than avg
Number of Schools66Varies by district
Per-Pupil Spending$16,500/yr (est.)$13,700/yrState avg est.
District TypePublic School DistrictPublic District
Overall Rating9/10 — ExcellentNear average
🌏 District Map Boundary from U.S. Census TIGER · 26 of 28 schools mapped
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Always verify before deciding: Contact Sequoia Union High School District directly to confirm your exact school assignment. Boundaries change annually and open enrollment may alter your options. Nearby zip codes are served by Fallbrook Union Elementary School District and Atherton Unified School District — if your address is near a district line, your assignment may differ from this zip-level estimate.
How Sequoia Union High School District Compares NearbyState percentile · CAASPP 2023–24
DistrictRatingPercentileStudents
Sequoia Union High School District (this district)9/1086th18,818
Fallbrook Union Elementary School District8/1072nd4,979
Atherton Unified School District5/1046th15,855
🔢 Show the math behind this rating
Reading proficiency: 67.7% · Math proficiency: 49.5% · Combined average: 58.6%
Ranked against 963 rated districts in CA → 6/10.
Source: California Dept. of Education CAASPP Smarter Balanced, 2023–24 school year. Full methodology →
Frequently Asked Questions
What grades does Sequoia Union High School District serve?
Sequoia Union High School District serves students from 9th – 12th. The district operates schools at multiple levels to serve all students in zip code 94027. Contact the district directly to confirm grade configurations at specific schools.
How do I contact Sequoia Union High School District?
You can reach Sequoia Union High School District via phone: (650)369-1411 or website: Not listed. The district office can help with school assignment questions, enrollment, registration, and general inquiries about programs and services in zip code 94027.
Is Sequoia Union High School District a public school district?
Sequoia Union High School District is classified as a public school district. Public school districts are funded by local, state, and federal tax dollars and are open to all students residing within district boundaries. Enrollment is generally free of charge, and students are assigned to schools based on home address. To confirm eligibility and enrollment requirements for zip code 94027, contact Sequoia Union High School District directly.

About Sequoia Union High School District

Sequoia Union High School District serves zip code 94027, covering Atherton, California with grades K–12. Whether you’re researching a move, evaluating a home purchase, or preparing to enroll a child, the sections below give you a complete picture of this district’s resources, size, and what its rating means for your family.

Funding and Resources

Per-pupil spending at Sequoia Union High School District runs approximately $16,500 annually, placing it near the California state average of approximately $16,500 and above the national average nationally (U.S. average: $13,700/year). Above-average spending generally translates to more instructional resources per student, stronger program variety at the middle and high school levels, and better-maintained facilities. Per-pupil spending directly affects teacher compensation, class sizes, elective course offerings, technology access, and the depth of student support services — making it one of the most meaningful structural indicators of district capacity.

District Scale and Program Breadth

Sequoia Union High School District is a mid-sized district with 6 schools serving students from K–12. The district enrolls approximately 8,599 students in total. Mid-sized districts strike a balance between community-scale relationships and sufficient program breadth. Most offer core academic tracks, basic extracurricular programs, and adequate student support services.

Understanding the 9/10 Rating

SchoolDistrictFinder rates Sequoia Union High School District 9 out of 10 — top-tier among California public school districts. Our ratings are based on state assessment results — the share of students scoring proficient or above in reading and math, as reported in the U.S. Department of Education’s EDFacts collection (2017–18 school year). We average each district’s reading and math proficiency, then rank it against other districts in the same state to produce a 1–10 score. Because California is compared only against itself, the rating reflects how this district performs relative to its in-state peers.

Sequoia Union High School District ranks among the highest-performing public school districts in California on state assessments, with reading and math proficiency rates in roughly the top 10–20% statewide. Homes in and around zip code 94027 often carry a measurable premium relative to neighboring areas served by lower-rated districts. Families moving here for academic strength will find a district whose students test well above the state norm. Even within top-rated districts, individual school performance varies — confirm your specific school assignments directly with the district.

Enrollment for Families in Zip Code 94027

Children in zip code 94027 are assigned to Sequoia Union High School District for public school enrollment, covering grades K–12. School assignments are address-specific — your elementary, middle, and high school placements depend on your exact street address within zip code 94027, not just your neighborhood. Two homes on opposite ends of the same zip code may be assigned to different schools within the same district.

To confirm your specific school assignments, contact Sequoia Union High School District at the number listed on the district website or visit the district’s official website. Typical enrollment documents include a signed lease or mortgage statement, birth certificate, state-required immunization documentation, and recent report cards or transcripts. If your child has an IEP or 504 plan, bring that documentation to enrollment — California districts are required to continue services within a reasonable period. Fall enrollment windows typically open in late winter or early spring; contact the district for exact dates and required steps.

School Districts and Home Values in Atherton

Research consistently shows that district assignment affects residential property values. Because Sequoia Union High School District serves zip code 94027, homes in and around zip code 94027 often carry a measurable premium over comparable properties in adjacent lower-rated districts. District boundaries are address-specific — verify the exact district assignment for any property you’re seriously considering rather than assuming based on the neighborhood. A single block can place two adjacent homes in different districts with different ratings and different annual property tax implications.

Use the property tax estimator on this page to calculate estimated annual tax obligations based on your target purchase price. In California, property taxes are a primary funding source for public schools — your tax payments directly support Sequoia Union High School District programs and staff. Understanding both district quality and the associated tax burden is essential financial due diligence before committing to any home in zip code 94027.

Data Sources and Accuracy

All district information on this page is sourced from the NCES Common Core of Data (CCD) 2024–2025, the U.S. Department of Education’s annual census of all public school districts — the same dataset used by researchers, journalists, and policymakers to analyze American public education. District boundaries, school assignments, phone numbers, and per-pupil expenditure figures are updated annually when NCES publishes new data, typically in spring. Always verify your specific school assignment and enrollment requirements directly with Sequoia Union High School District before making any housing or enrollment decision based on zip code 94027 data.

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District at a Glance
Overall Rating9/10
GradeGreat
Grades Served9th – 12th
District TypePublic School District
Total Students
Total Schools6
Per-Pupil Spending$16,500/yr (est.)
Phone(650)369-1411
Data SourceNCES 2024