Oso Grande Elementary
Elementary Schools (Public)Grades K–5Active
30251 Sienna Parkway, Ladera Ranch, CA 92694-1459
(949) 234-5966
Overall Score (2024-25)
↑ 0.4 ptsvs 2023-2482
out of 100
StrongTop 7% statewideData completeness: 100%
Academic Achievement96
CA avg
Academic Growth52
CA avg
Equity90
CA avg
School Climate80
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 Arts83.2%
CA avg 48.8%
Mathematics77.8%
CA avg 34.6%
Science / CAST (2024-25)62.5%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 03 | 85.7% | 83.6% | — | 140 |
| 04 | 85.3% | 86.7% | — | 143 |
| 05 | 79.2% | 65.5% | 62.5% | 168 |
Enrollment & Demographics (2024-25)
867
Total Students
13.8%
Free/Reduced Lunch
2.4%
English Learners
Staff (2024-25)
24.6:1
Pupil-Teacher Ratio
Chronic Absenteeism (2024-25)
↑ 1.0%9.0%
Chronically Absent
878
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
No reviews yet. Be the first to share your experience.
Data sourced from the California Department of Education. CDS Code: 30664640108704. Academic Year: 2023-24 – 2024-25.