W.J.C. Trapp Elementary
Elementary Schools (Public)Grades K–5Active
2750 North Riverside Avenue, Rialto, CA 92377-3983
(909) 820-7911
Overall Score (2024-25)
↑ 5.0 ptsvs 2023-2480
out of 100
StrongTop 9% statewideData completeness: 100%
Academic Achievement69
CA avg
Academic Growth96
CA avg
Equity90
CA avg
School Climate71
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 Arts55.7%
CA avg 48.8%
Mathematics49.6%
CA avg 34.6%
Science / CAST (2024-25)35.2%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 03 | 64.7% | 69.4% | — | 85 |
| 04 | 53.9% | 49.0% | — | 104 |
| 05 | 49.5% | 31.9% | 35.2% | 91 |
Enrollment & Demographics (2024-25)
537
Total Students
73.9%
Free/Reduced Lunch
11.6%
English Learners
Staff (2024-25)
20.1:1
Pupil-Teacher Ratio
Chronic Absenteeism (2024-25)
↓ 3.7%11.2%
Chronically Absent
564
Students Tracked
Historical Trends
Year-over-year performance data from official CDE records.
Composite Score
ELA Proficiency %
Math Proficiency %
Science / CAST %
Chronic Absenteeism Rate %
Total Enrollment
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Data sourced from the California Department of Education. CDS Code: 36678506036693. Academic Year: 2023-24 – 2024-25.