Ilocos Sur National High School
School ID 300052 · Public high school · Barangay VII, City of Vigan (Capital), Ilocos Sur · Ilocos Region (Region I)
- Learners
- 7,996
- Down 446 from SY 2023-24
- Teachers
- 368
- Up 17 from SY 2023-24
- Classrooms
- 146
- Down 28 from SY 2023-24
- Learners per teacher
- 21.7
- Down 2.4 from SY 2023-24
- Division median 19.4
- Learners per classroom
- 54.8
- Up 6.3 from SY 2023-24
- Division median 34.6
Enrollment
SY 2024-25: 7,996 learners, down 446 from SY 2023-24.
| Grade | Male | Female | Total |
|---|---|---|---|
| Grade 7 | 564 | 642 | 1,206 |
| Grade 8 | 473 | 520 | 993 |
| Grade 9 | 525 | 601 | 1,126 |
| Grade 10 | 590 | 697 | 1,287 |
| Grade 11 | 797 | 826 | 1,623 |
| Grade 12 | 855 | 906 | 1,761 |
| All grades | 3,804 | 4,192 | 7,996 |
| Track | Learners |
|---|---|
| Academic | 2,417 |
| Technical-Vocational-Livelihood | 967 |
| Senior High School learners | 3,384 |
- 27 indigenous peoples (IP) learners in SY 2024-25
- 12 learners in alternative delivery modes (ADM) in SY 2024-25
Teachers and staff
Its 21.7 learners per teacher is above the Vigan City median of 19.4 for high schools.
| Teachers | 368 |
|---|---|
| Non-teaching personnel | 45 |
| Learners per teacher | 21.7 |
| Vigan City division median | 19.4 |
| Ilocos Region median | 19.3 |
| National median | 21.1 |
Staff by position
| Teacher III | 156 |
|---|---|
| Teacher I | 99 |
| Teacher II | 65 |
| Master Teacher I | 26 |
| Master Teacher II | 19 |
| Head Teacher VI | 8 |
| Administrative Assistant II (Disbursing Officer II) | 6 |
| Utility Worker I | 5 |
| Guidance Counselor II | 4 |
| Guidance Counselor III | 4 |
| Assistant Principal II | 3 |
| Security Guard I | 3 |
| Special Science Teacher I | 3 |
| Accountant I | 1 |
| Administrative Officer II | 1 |
| Administrative Officer IV | 1 |
| Cashier I | 1 |
| Guidance Coordinator III | 1 |
| Project Development Officer I | 1 |
| Registrar I | 1 |
| School Librarian III | 1 |
| School Nurse II | 1 |
| School Principal II | 1 |
| School Principal IV | 1 |
| Supply Officer I | 1 |
Classrooms and facilities
Its 54.8 learners per classroom is above the Vigan City median of 34.6 for high schools.
- Classrooms
- 146
- 54.8 learners per classroom
- Other rooms
- 34
- Seats (approximate)
- 4,835
- 1.7 learners per seat
- Toilets
- 165
- 48.5 learners per toilet
- Faucets
- 494
- 361 with water, 133 without
- Functional computers
- 615
- 13.0 learners per computer
- Electricity
- Grid supply
- Water supply
- Yes
- Internet access
- Yes
Toilets by type, as a table
| Female | 44 |
|---|---|
| Male | 32 |
| For persons with disabilities | 8 |
| Shared | 81 |
| All toilets | 165 |
Other facilities
- Clinic
- Computer Room
- Covered Court
- Data File Room/Records Room
- Entrance Gate
- Exit Gate
- Faculty Room
- Gymnasium
- Home Economic Room
- Industrial Arts Room
- Library/Learning Resource Center
- Offices
- Paved Pathway
- Permanent Perimeter Fence
- Playground
- Roofing
- School Garden
- Science Laboratory
- Speech Laboratory
- Student Co-Curricular Center
- Supply Room
- Youth Development Center
MOOE
FY 2025: ₱19,310,000, up ₱2,184,000 from FY 2024.
| Fiscal year | Junior HS | Senior HS | Total |
|---|---|---|---|
| 2023 | ₱7,907,000 | ₱5,945,000 | ₱13,852,000 |
| 2024 | ₱9,995,000 | ₱7,131,000 | ₱17,126,000 |
| 2025 | ₱10,295,000 | ₱9,015,000 | ₱19,310,000 |
How it compares
It is compared with the 3 high schools in the Vigan City division, itself included, in SY 2024-25.
| Measure | This school | Division median | Schools with as many or fewer |
|---|---|---|---|
| Learners per teacher | 21.7 | 19.4 | 100% |
| Learners per classroom | 54.8 | 34.6 | 100% |
| Learners per toilet | 48.5 | 28.3 | 100% |
| Learners per computer | 13.0 | 4.7 | 100% |
Location
Barangay VII, City of Vigan (Capital), Ilocos Sur
Legislative district: 1st District
Map point: 17.5732, 120.38255
Nearest schools
About this data
Notes on DepEd's figures
- Some of DepEd's detail rows for this school were merged in its public export, so a breakdown on this page may be lower than the true count. Totals use DepEd's own figures.
- A figure changed unusually much between SY 2023-24 and SY 2024-25.
Figures for school ID 300052 come from DepEd's school data for SY 2023-24 and SY 2024-25, refreshed 25 October 2025. How the data was checked