Average
#4948 of 9,533 schools in CA
California High
High School · San Ramon Valley Unified
9870 Broadmoor Dr., San Ramon, CA 94583
Enrollment
2,869
Student-Teacher
25.8:1
Score
6.3
Grades
9th – 12th
Enrollment
2,869
Student-Teacher
25.8:1
Score
6.3
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In San Ramon
#13 of 19
public schools
California high schools
#1,037 of 1,892
In district
#23 of 35
San Ramon Valley Unified
Equity
7.8 / 10
Very strong
About California High
California High serves 2,869 students in grades 9-12 in San Ramon, offering a comprehensive high school experience in one of Contra Costa County's most affluent communities. With 111 full-time teachers maintaining a 25.8:1 student-teacher ratio, the school provides solid academic instruction that reflects in its strong performance metrics. The school earns a 7.1 out of 10 rating and ranks in the 73rd percentile statewide, placing it at #2561 among California's 9566 schools.
Academic achievement is particularly noteworthy, with 67% of students performing proficient or above in English Language Arts and 57% reaching proficiency in mathematics across all grade levels. These results demonstrate the school's commitment to preparing students for post-secondary success. California High benefits from its location in an exceptionally well-educated community where 63% of residents hold bachelor's degrees or higher and the median household income reaches $178,212.
The surrounding ZIP code of 94583 maintains a low poverty rate of just 3.2%, creating a supportive environment for educational achievement. With median home values at $1.18 million, the school serves families in one of the Bay Area's most prosperous suburban communities. The campus sits in San Ramon's small city setting, providing students with a blend of suburban tranquility and access to the broader Bay Area's educational and cultural opportunities.
What's said publicly about California High
Synthesized from public, attributable sources. Updated April 2026.
Sources (1)
What Parents Should Know
California High is a large school with 2,869 students enrolled. Larger schools typically offer a wider range of academic programs, electives, and extracurricular activities. Parents may want to ask about how the school maintains a sense of community and ensures students don't get lost in the crowd.
The student-teacher ratio at California High is 25.8:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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California High — Students at California High score 62% proficient, which is below what's typical for similar communities (expected: 71%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
8.5%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 8 test records from CA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 4.4/10.
How California High Compares
See how California High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 61% (2019) to 56.61% (2024). Reading/ELA proficiency has declined from 77% (2019) to 67.01% (2024).
Location
9870 Broadmoor Dr., San Ramon, CA 94583
Nearby Alternatives
Families considering California High may also want to explore other high schools in the area. Dublin High (rated 7.8/10, 2.2 miles away, in nearby Dublin), which scores notably higher. Additionally, Valley High (Continuation) (rated 6.0/10, 2.2 miles away, in nearby Dublin), with a very similar rating. For more schools in San Ramon, see our San Ramon schools guide .
Nearby Schools
20 within 2.7 mi| School | Distance | Rating |
|---|---|---|
| Neil A. Armstrong Elementary San Ramon | 0.4 mi | 7.1 |
| Montevideo Elementary San Ramon | 0.6 mi | 5.9 |
| Pine Valley Middle San Ramon | 0.7 mi | 7.1 |
| Walt Disney Elementary San Ramon | 0.8 mi | 6.0 |
| Blue Dot Academy San Ramon | 0.9 mi | — |
| Country Club Elementary San Ramon | 1.3 mi | 5.8 |
| Iron Horse Middle San Ramon | 1.7 mi | 7.2 |
| Bella Vista Elementary San Ramon | 1.5 mi | 7.2 |
| Murray Elementary Dublin | 1.9 mi | 8.5 |
| Bollinger Canyon Elementary San Ramon | 1.7 mi | 8.2 |
| St. Raymond Dublin | 2.3 mi | — |
| Dublin Elementary Dublin | 2.3 mi | 8.1 |
| Dublin High Dublin | 2.2 mi | 7.8 |
| Valley High (Continuation) Dublin | 2.2 mi | 6.0 |
| ST RAYMOND SCHOOL Dublin | 2.4 mi | 6.6 |
| Quail Run Elementary San Ramon | 2.1 mi | 5.9 |
| Coyote Creek Elementary San Ramon | 2.4 mi | 8.2 |
| Dorris-Eaton School, The San Ramon | 2.3 mi | — |
| Frederiksen Elementary Dublin | 2.5 mi | 7.8 |
| Golden View Elementary San Ramon | 2.7 mi | 8.8 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 94583 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$184,033
Median Home Value
$1,234,400
Median Rent
$2,973/mo
Population
39,418
College Educated
64.1%
Homeownership
71.7%
Avg Commute
32.8 min
Poverty Rate
3.1%
Median Age
40.6
Community Profile
The community surrounding California High has a median household income of $184,033. It is a well-educated community where 64% of adults hold a bachelor's degree or higher. The median home value in the area is $1,234,400, with a median rent of $2,973/month. The local poverty rate of 3.1% is relatively low. The average commute for residents is 33 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 |
|---|---|
| Colony High Ontario, CA | 6.3 |
| Eastside High Lancaster, CA | 6.3 |
| Liberty High Brentwood, CA | 6.3 |
| Manteca High Manteca, CA | 6.3 |
| Monache High Porterville, CA | 6.3 |
| Northwood High Irvine, CA | 6.3 |
Frequently Asked Questions
Common questions about California High
What grades does California High serve?
California High serves students in grades 9th through 12th.
How many students attend California High?
California High has an enrollment of approximately 2,869 students.
What is the student-teacher ratio at California High?
The student-teacher ratio at California High is 25.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does California High rank in CA?
California High is ranked #4948 out of 9,533 schools in CA.
What is California High's MySchoolScout rating?
California High has a composite rating of 6.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at California High?
Based on the most recent state assessment data, California High has 66.1% math proficiency and 75.3% reading/ELA proficiency.
Is California High a charter school?
No, California High is not a charter school. It is a traditional public school operated by the local school district.
Is California High a Title I school?
No, California High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for California High?
8.5% of students at California High qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 2,869
- Student-Teacher Ratio
- 25.8:1
- Teachers (FTE)
- 111
- Free/Reduced Lunch
- 8.5%
- Type
- regular
- Setting
- Small City
- County
- Contra Costa County
- Phone
- (925) 803-3200
- Data Year
- 2023–2024
Resources & Links
District
San Ramon Valley Unified- District Enrollment
- 29,235
- Schools in District
- 37
- Per-Pupil Spending
- $15,372
- District Rank
- #23 of 35
Other Schools in This District
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.
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