1
Enrollment
2,894
High
DISTRICT 2,009 · STATE 838
SCHOOL COMMUNITY·SAN RAMON VALLEY UNIFIED·NCES 063513005943
California High
9870 Broadmoor Dr., San Ramon, CA 94583 · (925) 803-3200 · Contra Costa County
GRADES 09–12HIGH13-CITYREGULAR SCHOOL2,894 STUDENTS
B
allk12 Grade
Scored higher than 64% of California public high schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- BThree-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded California public high schools
Student : Teacher
24.8:1
117 FTE teachers
DISTRICT 20.6:1 · STATE 18.2:1
Free / Reduced Lunch
9%
253 students
DISTRICT 9% · STATE 65%
Community
6
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 728 | 25% |
| Grade 10 | 706 | 24% |
| Grade 11 | 739 | 26% |
| Grade 12 | 721 | 25% |
Student demographics
67%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 65% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
74.9%
CA avg 49.1% . -12.1pp since 2014
Math
61.7%
CA avg 37.7% . -8.3pp since 2014
What this means: On the CAASPP, California's statewide test, about 75 of every 100 students at this school read and write at grade level and about 62 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are down about 12 points since 2014, while math scores are down about 8 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 42.5% | 32.3% | 14.1% | 11.1% |
| Math | 36.9% | 24.9% | 21.2% | 17.1% |
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.
CAASPP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 74.9% | 61.7% |
| 2023-24 | 67.0% | 56.6% |
| 2022-23 | 76.3% | 52.1% |
| 2021-22 | 72.7% | 56.7% |
| 2020-21 | 100.0% | 91.7% |
| 2018-19 | 77.0% | 61.4% |
| 2017-18 | 86.4% | 67.0% |
| 2016-17 | 87.6% | 67.8% |
| 2015-16 | 87.0% | 73.0% |
| 2014-15 | 87.0% | 70.0% |
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
65.0%
composite math + reading, all grades
Predicted
74.4%
based on CA schools with similar FRL share
Beats by
-9.4pp
below demographic expectation
What this means: About 65% of students here test proficient in math and reading, compared with the roughly 74% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like California High
California High's state test result (65.0% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| California High this school | 2,894 | 8.7% | 65.0% |
| Amador Valley High Pleasanton | 2,583 | 8.2% | 75.5% |
| Del Norte High San Diego | 2,557 | 9.5% | 79.7% |
| Canyon Crest Academy San Diego | 2,147 | 11.4% | 88.4% |
| Westview High San Diego | 2,116 | 11.9% | 79.8% |
| Palos Verdes Peninsula High Rolling Hills Estates | 2,075 | 11.8% | 81.0% |
Matched among California high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where California High ranks
Among high schools| Measure | This school | In California | In Contra Costa County |
|---|---|---|---|
| State test proficiency ranked highest first | 65.0% | #123 of 1,052 | #7 of 28 |
| Math proficiency ranked highest first | 61.7% | #78 of 1,056 ▲ 20 | #6 of 28 ▲ 1 |
| Reading proficiency ranked highest first | 74.9% | #165 of 1,056 ▲ 127 | #9 of 28 ▲ 3 |
| 3-year test score change ranked biggest gain first | +3.6pp | #424 of 1,044 | #8 of 28 |
| Enrollment ranked largest first | 2,894 | #39 of 2,093 | #3 of 54 |
| Students per teacher ranked fewest first | 24.8:1 | #1,196 of 1,352 | #37 of 41 |
| Diversity index ranked most diverse first | 66.9% | #199 of 1,351 | #13 of 41 |
| Free and reduced lunch ranked highest share first | 8.7% | #1,555 of 1,575 | #39 of 45 |
| Enrollment change since 2017-18 ranked fastest growth first | +4.7% | #212 of 327 | #3 of 6 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
2,894
-48 (-2%) vs 2020
+88% since 1990-91, when it was 1,542
Student : Teacher
24.8:1
was 24.3:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 2,894 | 116.7 | 24.8:1 | 9% (253) |
| 2023-24 | 2,869 | 111.8 | 25.7:1 | 8% (243) |
| 2022-23 | 2,879 | 112.3 | 25.6:1 | 8% (228) |
| 2020-21 | 2,942 | 121 | 24.3:1 | 6% (180) |
| 2017-18 | 2,763 | 113.9 | 24.3:1 | 7% (193) |
| 2015-16 | 2,667 | 110 | 24.3:1 | 5% (131) |
| 2010-11 | 2,472 | N/A | N/A | 3% (65) |
| 2000-01 | 2,021 | 89 | 22.7:1 | 1% (30) |
| 1990-91 | 1,542 | 65 | 23.7:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for California High.
Since 2017-18: students up 5% (2,763 to 2,894); teachers up 2% (113.9 to 116.7).
About California High
Families in San Ramon, California, are served by California High, a large high school. The school has 2,894 students in 2024-25 across grades 9 through 12. High schools in California have about 838 students on average; enrollment here is 245% higher.
San Ramon Valley Unified has 36 schools and 28,554 students, and California High is one of those schools.
Of every 100 students at California High, about 47 are Asian, the largest group. After that, the student body is 29% White, 12% Hispanic, and 9% multiracial. Census figures show Contra Costa County is about 19% Asian. On a 0 to 100 scale, the school's diversity index is 67, compared with 70 nationally.
The school lists 116.7 full-time-equivalent teachers and a student-to-teacher ratio of 24.8:1. The average for high schools in California, 18.2:1, is lower. A total of 253 students, or 9%, are eligible for free or reduced-price lunch. Among public schools in Contra Costa County, the average eligibility rate is 45%.
Among California public high schools, California High outscored 64%, which works out to a B on the allk12 Grade.
Compared with California schools that have similar shares of low-income students, California High's results are 9.4 points below predicted: 65.0% against 74.4%.
Contra Costa County is the school's county. There, the median household earns about $127,229 a year, a bachelor's degree or higher is held by about 45% of adults, and the share of residents below the poverty line is 6%. Public schools in Contra Costa County number 280, with about 167,423 students.
A public school about 0.4 miles away, Neil A. Armstrong Elementary, is the closest to California High. California High has at least 8 other public schools within five miles. California High comes in 9th of 9 nearby schools on average proficiency.
Locale data from NCES put California High inside a principal city with a population under 100,000 (City: Small).
Enrollment went from 2,942 in 2020-21 to 2,894 in 2024-25, a change of 48 students.
Anyone can start a thread about open houses, carpools, and field trips at California High. Parents, students, alumni, and staff are welcome to post.
Contra Costa County at a glance
View full county profilePopulation
1,165,012
Census ACS
Median income
$127,229
Household, ACS
Bachelor's+
45%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
280
167,423 students
Quick facts
Related schools
Other schools in San Ramon Valley Unified
- Dougherty Valley HighHigh · 3,039 students
- Monte Vista HighHigh · 2,042 students
- San Ramon Valley HighHigh · 2,036 students
- Windemere Ranch MiddleMiddle · 1,011 students
- Pine Valley MiddleMiddle · 973 students
- Gale Ranch MiddleMiddle · 971 students
Other schools in San Ramon
- Dougherty Valley HighHigh · 3,039 students
- Windemere Ranch MiddleMiddle · 1,011 students
- Pine Valley MiddleMiddle · 973 students
- Gale Ranch MiddleMiddle · 971 students
- Iron Horse MiddleMiddle · 939 students
- Quail Run ElementaryElementary · 744 students
Other California High schools
2 other US public schools in 2 states are named California High. California High is the largest of the 3.
- California HighWhittier, CA · 2,261 students
- CALIFORNIA HIGHCALIFORNIA, MO · 439 students
Nearby schools
- Neil A. Armstrong Elementary0.4 mi · 465
- Montevideo Elementary0.6 mi · 592
- Pine Valley Middle0.7 mi · 973
- Walt Disney Elementary0.8 mi · 523
- Country Club Elementary1.3 mi · 500
- Bella Vista Elementary1.5 mi · 499
Frequently asked questions
About California HighWhat is the total enrollment at California High?
California High enrolls approximately 2,894 students in grades 09-12.
Is California High an elementary, middle, or high school?
California High is a high school covering grades 09-12.
What is the student-teacher ratio at California High?
The student-to-teacher ratio at California High is approximately 24.8:1 (117 FTE teachers).
What is the racial breakdown of students at California High?
At California High, the student body is approximately 29% White, 12% Hispanic, 2% Black, 47% Asian, 9% Two or more.
What district is California High in?
California High is part of San Ramon Valley Unified.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.