Trillium Charter
Elementary Schools (Public)Grades K–5Charter SchoolActive
1464 Spear Avenue, Arcata, CA 95521-4882
(707) 822-4721
Overall Score (2024-25)
↑ 20.5 ptsvs 2023-2465
out of 100
AverageTop 28% statewideData completeness: 75%
Academic Achievement69
CA avg
Academic Growth96
CA avg
School Climate12
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 Arts63.2%
CA avg 48.8%
Mathematics42.1%
CA avg 34.6%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 03 | — | — | — | 8 |
| 04 | — | — | — | 9 |
| 05 | — | — | — | — |
Enrollment & Demographics (2024-25)
40
Total Students
87.5%
Free/Reduced Lunch
Staff (2024-25)
13.3:1
Pupil-Teacher Ratio
Chronic Absenteeism (2024-25)
↓ 19.8%29.2%
Chronically Absent
48
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
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Data sourced from the California Department of Education. CDS Code: 12629760115154. Academic Year: 2023-24 – 2024-25.