Delta Keys Charter
K-12 Schools (Public)Grades K–12Charter SchoolActive
31400 South Koster Road, Tracy, CA 95304-8824
(209) 830-6363
Overall Score (2024-25)
↑ 14.8 ptsvs 2023-2445
out of 100
Below AverageTop 57% statewideData completeness: 80%
Academic Achievement45
CA avg
Academic Growth43
CA avg
School Climate84
CA avg
College/Career Readiness7
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 Arts29.1%
CA avg 48.8%
Mathematics36.4%
CA avg 34.6%
Science / CAST (2024-25)23.4%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 11 | 29.1% | 36.4% | 23.3% | 55 |
Enrollment & Demographics (2024-25)
125
Total Students
72.8%
Free/Reduced Lunch
19.2%
English Learners
Staff (2024-25)
15.0:1
Pupil-Teacher Ratio
Graduation Rates (2024-25)
↓ 15.0%44.4%
Graduation Rate
0.0%
Met UC/CSU Reqs
55.6%
Dropout Rate
Chronic Absenteeism (2024-25)
↓ 9.6%2.6%
Chronically Absent
233
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: 39686270136028. Academic Year: 2023-24 – 2024-25.