Excelsior Middle
Intermediate/Middle Schools (Public)Grades 6–8Active
14301 Byron Highway, Byron, CA 94514-2515
(925) 809-7530
Overall Score (2024-25)
↑ 2.2 ptsvs 2023-2443
out of 100
Below AverageTop 60% statewideData completeness: 100%
Academic Achievement60
CA avg
Academic Growth42
CA avg
Equity32
CA avg
School Climate15
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 Arts49.4%
CA avg 48.8%
Mathematics34.6%
CA avg 34.6%
Science / CAST (2024-25)32.4%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 06 | 49.2% | 42.1% | — | 126 |
| 07 | 49.1% | 35.5% | — | 110 |
| 08 | 50.0% | 25.2% | 32.4% | 112 |
Enrollment & Demographics (2024-25)
377
Total Students
33.2%
Free/Reduced Lunch
5.6%
English Learners
Staff (2024-25)
19.2:1
Pupil-Teacher Ratio
Chronic Absenteeism (2024-25)
↑ 6.0%24.6%
Chronically Absent
394
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
Parent & Community Reviews
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Data sourced from the California Department of Education. CDS Code: 07616636003669. Academic Year: 2023-24 – 2024-25.