Byron Institute for Independent Study
Alternative Schools of ChoiceGrades K–8Active
40 Newbury Lane, Discovery Bay, CA 94505-1828
(925) 809-7550
Overall Score (2024-25)
↓ 1.7 ptsvs 2023-2456
out of 100
AverageTop 42% statewideData completeness: 75%
Academic Achievement31
CA avg
Academic Growth92
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 Arts12.9%
CA avg 48.8%
Mathematics22.6%
CA avg 34.6%
Science / CAST (2024-25)10.5%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 04 | — | — | — | — |
| 05 | — | — | — | — |
| 06 | — | — | — | — |
| 07 | — | — | — | 8 |
| 08 | 17.6% | 23.5% | 11.8% | 17 |
Enrollment & Demographics (2024-25)
26
Total Students
42.3%
Free/Reduced Lunch
3.9%
English Learners
Staff (2024-25)
26.0:1
Pupil-Teacher Ratio
Chronic Absenteeism (2024-25)
↑ 5.0%17.1%
Chronically Absent
35
Students Tracked
Historical Trends
Year-over-year performance data from official CDE records.
Composite Score
ELA Proficiency %
Math Proficiency %
Chronic Absenteeism Rate %
Total Enrollment
Parent & Community Reviews
No reviews yet. Be the first to share your experience.
Data sourced from the California Department of Education. CDS Code: 07616630139667. Academic Year: 2023-24 – 2024-25.