Enrollment
87
High
DISTRICT 837 · STATE 838
SCHOOL COMMUNITY·PAJARO VALLEY UNIFIED·NCES 062949008366
Diamond Technology Institute
112 Diamond Dr., Watsonville, CA 95076 · (831) 728-6225 · Santa Cruz County
GRADES 09–12HIGH13-CITYCHARTERTITLE IREGULAR SCHOOL87 STUDENTS
B+
allk12 Grade
Scored higher than 65% of California public high schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- B+Three-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
17.1:1
5 FTE teachers
DISTRICT 17.0:1 · STATE 18.2:1
Free / Reduced Lunch
77%
67 students
DISTRICT 81% · STATE 65%
Community
0
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 | 23 | 26% |
| Grade 10 | 28 | 32% |
| Grade 11 | 16 | 18% |
| Grade 12 | 20 | 23% |
Student demographics
13%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 27% · 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
QUIET COMMUNITY
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START A DISCUSSIONTest scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
66.7%
CA avg 49.1% . +48.7pp since 2014
Math
7.1%
CA avg 37.7% . +7.1pp since 2014
What this means: On the CAASPP, California's statewide test, about 67 of every 100 students at this school read and write at grade level and about 7 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are up about 49 points since 2014, while math scores are up about 7 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 26.7% | 40.0% | 20.0% | 13.3% |
| Math | 0.0% | 7.1% | 21.4% | 71.4% |
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 | 66.7% | 7.1% |
| 2023-24 | 66.7% | 23.8% |
| 2022-23 | 80.0% | 40.0% |
| 2021-22 | 42.9% | 7.1% |
| 2020-21 | 75.0% | 58.3% |
| 2018-19 | 61.1% | 16.7% |
| 2017-18 | 53.3% | 26.7% |
| 2014-15 | 18.0% | 0.0% |
% 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
41.1%
composite math + reading, all grades
Predicted
34.4%
based on CA schools with similar FRL share
Beats by
+6.7pp
above demographic expectation
What this means: About 41% of students here test proficient in math and reading, compared with the roughly 34% 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 Diamond Technology Institute
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Diamond Technology Institute this school | 87 | 77.0% | 41.1% |
| Alpaugh -Senior High Alpaugh | 96 | 82.3% | 21.8% |
| Shandon High Shandon | 83 | 71.1% | 14.8% |
| San Jose Conservation Corps Charter San Jose | 158 | 75.3% | N/A |
| Oxford Day Academy East Palo Alto | 108 | 66.7% | N/A |
| Alliance Tennenbaum Family Technology High Los Angeles | 174 | 83.9% | N/A |
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 Diamond Technology Institute ranks
Among high schools| Measure | This school | In California | In Santa Cruz County |
|---|---|---|---|
| Enrollment ranked largest first | 87 | #1,622 of 2,093 | #15 of 19 |
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
87
+27 (+45%) vs 2020
+93% since 2000-01, when it was 45
Student : Teacher
17.1:1
was 12.0:1
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 | 87 | 5.1 | 17.1:1 | 77% (67) |
| 2023-24 | 83 | 5.1 | 16.3:1 | 75% (62) |
| 2022-23 | 83 | 5.1 | 16.3:1 | 76% (63) |
| 2020-21 | 60 | 5 | 12.0:1 | 67% (40) |
| 2017-18 | 66 | 4 | 16.5:1 | 88% (58) |
| 2015-16 | 50 | 4 | 12.5:1 | 86% (43) |
| 2010-11 | 56 | N/A | N/A | 77% (43) |
| 2000-01 | 45 | 3 | 15.0:1 | 7% (3) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Diamond Technology Institute.
Since 2017-18: students up 32% (66 to 87); teachers up 27% (4 to 5.1).
About Diamond Technology Institute
The public high school Diamond Technology Institute is located in Watsonville, California. The school serves grades 9 through 12. Enrollment is 87 students. By comparison, high schools in California enroll about 838 students on average.
Diamond Technology Institute is run by Pajaro Valley Unified, whose 33 schools enroll 16,482 students.
Hispanic students are 93% of those enrolled at Diamond Technology Institute. The rest of enrollment is 5% White. Census estimates put the Hispanic share of Santa Cruz County's population at about 35%. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 13%.
Its staff includes 5.1 full-time-equivalent teachers, for about 17.1 students per teacher. The average for high schools in California, 18.2:1, is higher. Diamond Technology Institute has a free or reduced-price lunch rate of 77%. The average for public schools in Santa Cruz County is 52%.
On the allk12 Grade, Diamond Technology Institute lands at B+, ahead of 65% of California public high schools.
The BeatsExpectations prediction for Diamond Technology Institute is 34.4%, and its average proficiency rate across its state test results is 41.1%.
In Santa Cruz County, home to about 264,926 people, median household income comes to about $111,093, the share of adults with a bachelor's degree or higher is 44%, and roughly 6% of residents are in poverty. There are 83 public schools in the county, enrolling about 36,316, Diamond Technology Institute among them.
Diamond Technology Institute is about 0.2 miles from Starlight Elementary, its nearest public school. There are at least 8 other public schools within five miles. Nearby schools average 14.7% on proficiency, and Diamond Technology Institute is above that at 41.1%.
Locale: City: Small. In NCES terms, the school is inside a principal city with a population under 100,000. Diamond Technology Institute operates as a charter school, which is publicly funded and run under a charter.
Between 2020-21 and 2024-25, reported enrollment went from 60 to 87. Such a large difference may reflect a change in the grades served. From 2020-21 to 2024-25, the ratio increased from 12.0:1 to 17.1:1.
Parents, students, and staff can share information on pickup and drop-off, after-school programs, and teacher feedback here. Members of the school community can share what they know.
Santa Cruz County at a glance
View full county profilePopulation
264,926
Census ACS
Median income
$111,093
Household, ACS
Bachelor's+
44%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
83
36,316 students
Quick facts
Related schools
Other schools in Pajaro Valley Unified
- Watsonville HighHigh · 2,215 students
- Pajaro Valley HighHigh · 1,293 students
- Aptos HighHigh · 1,274 students
- Alianza CharterElementary · 626 students
- Rolling Hills MiddleMiddle · 588 students
- Aptos Junior HighMiddle · 587 students
Other schools in Watsonville
- Watsonville HighHigh · 2,215 students
- Pajaro Valley HighHigh · 1,293 students
- Alianza CharterElementary · 626 students
- Rolling Hills MiddleMiddle · 588 students
- Cesar E. Chavez MiddleMiddle · 548 students
- Bradley ElementaryElementary · 520 students
Nearby schools
- Starlight Elementary0.2 mi · 383
- Cesar E. Chavez Middle0.3 mi · 548
- H. A. Hyde Elementary0.3 mi · 476
- Freedom Elementary0.7 mi · 479
- New School Community Day0.7 mi · 42
- Rolling Hills Middle0.7 mi · 588
Frequently asked questions
About Diamond Technology InstituteWhat is the total enrollment at Diamond Technology Institute?
Diamond Technology Institute enrolls approximately 87 students in grades 09-12.
What age range does Diamond Technology Institute serve?
Diamond Technology Institute serves students from grade 09 through grade 12.
How many teachers does Diamond Technology Institute have?
Diamond Technology Institute employs 5 FTE teachers, for a student-to-teacher ratio of 17.1:1.
What is the student diversity at Diamond Technology Institute?
Student demographics at Diamond Technology Institute are roughly 5% White, 93% Hispanic, 1% Two or more.
Is Diamond Technology Institute public or private?
Diamond Technology Institute is a public K-12 school operated as a charter, overseen by Pajaro Valley Unified.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.