Southern Isabela Academy, Inc.
School ID 400458 · Private K to 12 school · Barangay Centro 1 (Pob.), San Guillermo, Isabela · Cagayan Valley (Region II)
Summary
Southern Isabela Academy, Inc. is the largest of the two private schools in San Guillermo, with 628 learners in SY 2024-25. Its enrollment rose by two from SY 2023-24, while private schools in San Guillermo grew 0.6%.
In senior high it offers the Academic track, and all four senior high schools in San Guillermo offer Academic too. Its enrollment is read against the other private schools of San Guillermo, and its track against the other senior high schools there. Next, the page links to the dashboards of San Guillermo, Isabela and Schools Division of Isabela, and lists the other schools in the same area.
- Learners
- 628
- Up 2 from SY 2023-24
Key findings
- Enrollment rose by 2 to 628 from SY 2023-24, while private schools in San Guillermo grew 0.6%.
- The largest of 2 private schools in San Guillermo.
- Offers the Academic track; all 4 senior high schools in San Guillermo offer Academic.
Enrollment
SY 2024-25: 628 learners, up 2 from SY 2023-24.
| Grade | Male | Female | Total |
|---|---|---|---|
| Kindergarten | 7 | 7 | 14 |
| Grade 1 | 6 | 5 | 11 |
| Grade 2 | 7 | 3 | 10 |
| Grade 3 | 4 | 4 | 8 |
| Grade 4 | 4 | 6 | 10 |
| Grade 5 | 5 | 7 | 12 |
| Grade 6 | 8 | 13 | 21 |
| Grade 7 | 37 | 49 | 86 |
| Grade 8 | 40 | 42 | 82 |
| Grade 9 | 34 | 51 | 85 |
| Grade 10 | 36 | 35 | 71 |
| Grade 11 | 62 | 67 | 129 |
| Grade 12 | 36 | 53 | 89 |
| All grades | 286 | 342 | 628 |
| Track | Learners |
|---|---|
| Academic | 218 |
| Senior High School learners | 218 |
- 11 indigenous peoples (IP) learners in SY 2024-25
DepEd's public report has staff and facilities data for public schools only.
How it compares
It has the most learners of the 2 private schools in San Guillermo in SY 2024-25.
Location
Barangay Centro 1 (Pob.), San Guillermo, Isabela
Legislative district: 3rd District
Other schools in San Guillermo
- San Guillermo Central School
- Sinag Tala Learning Center of San Guillermo Inc.
- San Guillermo Vocational & Industrial High School
- Dingading Integrated School
- Rizal Integrated School
- Colorado Integrated School
- Dietban Integrated School
- Palawan Integrated School
- Guam Elementary School
- Villa Rose Elementary School
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.
Figures for school ID 400458 come from DepEd's school data for SY 2023-24 and SY 2024-25 as of 25 October 2025. How the data was checked