Diamond Ranch High
High Schools (Public)Grades 9–12Active
100 Diamond Ranch Drive, Pomona, CA 91766-4723
(909) 397-4715
Overall Score (2024-25)
↓ 0.3 ptsvs 2023-2459
out of 100
AverageTop 36% statewideData completeness: 100%
Academic Achievement71
CA avg
Academic Growth44
CA avg
Equity51
CA avg
School Climate58
CA avg
College/Career Readiness61
CA avg
Score reflects percentile ranking among same-type schools. How is this calculated?
Test Scores (2024-25)
Percentage of students meeting or exceeding standards on CAASPP/CAST.
English Language Arts67.9%
CA avg 48.8%
Mathematics26.3%
CA avg 34.6%
Science / CAST (2024-25)22.2%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 11 | 67.9% | 26.3% | — | 380 |
Enrollment & Demographics (2024-25)
1,542
Total Students
78.7%
Free/Reduced Lunch
8.4%
English Learners
Staff (2024-25)
22.6:1
Pupil-Teacher Ratio
Graduation Rates (2024-25)
↑ 1.7%95.8%
Graduation Rate
53.3%
Met UC/CSU Reqs
1.1%
Dropout Rate
Chronic Absenteeism (2024-25)
↑ 0.1%23.6%
Chronically Absent
1,586
Students Tracked
Historical Trends
Year-over-year performance data from official CDE records.
Composite Score
ELA Proficiency %
Math Proficiency %
Science / CAST %
Graduation Rate %
Chronic Absenteeism Rate %
Total Enrollment
Parent & Community Reviews
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Data sourced from the California Department of Education. CDS Code: 19649071995901. Academic Year: 2023-24 – 2024-25.