Castor Alviar National High School
School ID 301527 · Public junior high school · Barangay Masili, City of Calamba, Laguna · CALABARZON (Region IV-A)
- Learners
- 1,112
- Down 11 from SY 2023-24
- Teachers
- 44
- No change from SY 2023-24
- Classrooms
- 27
- No change from SY 2023-24
- Learners per teacher
- 25.3
- Down 0.2 from SY 2023-24
- Division median 18.1
- Learners per classroom
- 41.2
- Down 0.4 from SY 2023-24
- Division median 27.2
Enrollment
SY 2024-25: 1,112 learners, down 11 from SY 2023-24.
| Grade | Male | Female | Total |
|---|---|---|---|
| Grade 7 | 159 | 150 | 309 |
| Grade 8 | 151 | 111 | 262 |
| Grade 9 | 122 | 146 | 268 |
| Grade 10 | 129 | 144 | 273 |
| All grades | 561 | 551 | 1,112 |
- 16 learners in alternative delivery modes (ADM) in SY 2024-25
Teachers and staff
Its 25.3 learners per teacher is above the Calamba City median of 18.1 for junior high schools.
| Teachers | 44 |
|---|---|
| Non-teaching personnel | 9 |
| Learners per teacher | 25.3 |
| Calamba City division median | 18.1 |
| CALABARZON median | 24.0 |
| National median | 23.1 |
Staff by position
| Teacher III | 15 |
|---|---|
| Teacher I | 14 |
| Teacher II | 11 |
| Master Teacher I | 4 |
| Head Teacher I | 3 |
| Administrative Assistant II (Disbursing Officer II) | 2 |
| Head Teacher III | 2 |
| Administrative Assistant III (Senior Bookkeeper) | 1 |
| School Principal I | 1 |
Classrooms and facilities
Its 41.2 learners per classroom is above the Calamba City median of 27.2 for junior high schools.
- Classrooms
- 27
- 41.2 learners per classroom
- Other rooms
- 2
- Seats (approximate)
- 300
- 3.7 learners per seat
- Toilets
- 28
- 39.7 learners per toilet
- Faucets
- 97
- 96 with water, 1 without
- Functional computers
- 213
- 5.2 learners per computer
- Electricity
- Grid supply
- Water supply
- Yes
- Internet access
- Yes
Toilets by type, as a table
| Female | 1 |
|---|---|
| Male | 1 |
| For persons with disabilities | 2 |
| Shared | 24 |
| All toilets | 28 |
Other facilities
- Canteen
- Computer Room
- Covered Court
- Entrance Gate
- Exit Gate
- Offices
- Paved Pathway
- Permanent Perimeter Fence
- Playground
- Roofing
- School Garden
MOOE
FY 2025: ₱1,865,000, up ₱54,000 from FY 2024.
| Fiscal year | Junior HS | Total |
|---|---|---|
| 2023 | ₱1,758,000 | ₱1,758,000 |
| 2024 | ₱1,811,000 | ₱1,811,000 |
| 2025 | ₱1,865,000 | ₱1,865,000 |
How it compares
It is compared with the 4 junior high schools in the Calamba City division, itself included, in SY 2024-25.
| Measure | This school | Division median | Schools with as many or fewer |
|---|---|---|---|
| Learners per teacher | 25.3 | 18.1 | 75% |
| Learners per classroom | 41.2 | 27.2 | 75% |
| Learners per toilet | 39.7 | 25.5 | 75% |
| Learners per computer | 5.2 | 3.2 | 75% |
Location
Barangay Masili, City of Calamba, Laguna
Legislative district: 2nd District
Map point: 14.18256, 121.2005
Nearest schools
About this data
Figures for school ID 301527 come from DepEd's school data for SY 2023-24 and SY 2024-25, refreshed 25 October 2025. How the data was checked