Schools in Santiago, Ilocos Sur

By Mark Anthony Llego · Published 1 November 2026 · Updated 3 November 2026

SY 2024-25 data from DepEd as of 25 October 2025

Summary

Among the 34 cities and municipalities in Ilocos Sur, Santiago has the 15th most learners and the third most learners per teacher in public schools (tied). In SY 2024-25 its 15 schools hold 3,606 learners, with another 34 in ALS, and its public schools have 141 teachers.

Enrollment in schools fell 5.5% from SY 2023-24, with ALS not counted: public schools fell 5.0%, private schools fell 9.1% and SUC and LUC schools grew 5.9%. Santiago National High School, with 1,057 learners, is its largest school and also has the most crowded public classrooms, at one classroom for every 42 learners.

All 12 reporting public schools have electricity, water and internet. The page lists the 15 schools here, with their learners, teachers and classrooms.

Schools: 15; No change from SY 2023-24; 12 public, 2 private, 1 SUC or LUC
Community learning centers: 3; No change from SY 2023-24
Learners: 3,640; Down 203 from SY 2023-24
Teachers: 141; Down 7 from SY 2023-24
Classrooms: 123; Up 4 from SY 2023-24

Key findings

For SY 2024-25 and all schools, whatever is chosen above.

Santiago has the 15th most learners of the 34 cities and municipalities in Ilocos Sur, and the 3rd most learners per teacher in public schools (tied).
Enrollment in schools fell 5.5% from SY 2023-24 (ALS not counted); public schools fell 5.0%, private schools fell 9.1% and SUC and LUC schools grew 5.9%.
Of the learners in schools, 86% are in public schools (85% nationally), 13% in private schools (14% nationally) and 1% in SUC and LUC schools (1% nationally).
The largest schools are Santiago National High School (1,057 learners), Dan-Ar Integrated School (434 learners) and Santiago South Central School (306 learners).
Enrollment grew fastest at Dan-Ar Integrated School (+5%) and fell most at Caburao Elementary School (−13%), among schools with 100 or more learners in both years.
The most crowded public classrooms are at Santiago National High School, with 42 learners per classroom.
Of the 12 reporting public schools, all have electricity; all have water; all have internet.
The 12 public schools here with FY 2025 MOOE received ₱9.6 million. Across the 12 with FY 2024 MOOE and SY 2024-25 learners, FY 2024 MOOE came to ₱2,262 for each learner.

Learners

SY 2024-25: 3,640 learners, 3,606 in schools and 34 in community learning centers.

Learners, SY 2024-25
Learners	Number
All learners	3,640
In schools	3,606
In community learning centers (ALS)	34
Male	1,880
Female	1,760

Learners by level and sector, SY 2024-25

Learners by level and sector, SY 2024-25
Level	Public schools	Private schools	SUCs and LUCs	Community learning centers (ALS)	Total
Elementary	1,918	0	0	0	1,918
Junior High School	815	287	0	0	1,102
Senior High School	385	183	18	0	586
ALS Basic Literacy Program	0	0	0	2	2
ALS A&E elementary	0	0	0	5	5
ALS A&E secondary	0	0	0	27	27

Learners by grade and sex, SY 2024-25

Learners by grade and sex, SY 2024-25
Grade	Male	Female	Total
Kindergarten	92	101	193
Grade 1	126	117	243
Grade 2	142	123	265
Grade 3	132	128	260
Grade 4	179	175	354
Grade 5	117	106	223
Grade 6	191	189	380
Grade 7	173	140	313
Grade 8	114	107	221
Grade 9	154	136	290
Grade 10	144	134	278
Grade 11	133	160	293
Grade 12	160	133	293
ALS Basic Literacy Program	1	1	2
ALS A&E elementary	3	2	5
ALS A&E secondary	19	8	27
All grades	1,880	1,760	3,640

Senior High School learners by track, SY 2024-25

Senior High School learners by track, SY 2024-25
Track	Learners
Academic	451
Technical-Vocational-Livelihood	135
All tracks	586

Indigenous peoples (IP) learners by level and sex, SY 2024-25
Level	Male	Female	Total
Kindergarten	0	1	1
Elementary	9	6	15
Junior High School	5	0	5
Senior High School	0	1	1
All	14	8	22

Learners in alternative delivery modes (ADM) by program and sex, SY 2024-25
Program	Male	Female	Total
Other School-Initiated Intervention	8	13	21

Schools and community learning centers

SY 2024-25: 15 schools and 3 community learning centers.

Schools and community learning centers by sector, SY 2024-25

Schools and community learning centers by sector, SY 2024-25
Sector	Number
Public schools	12
Private schools	2
SUCs and LUCs	1
Community learning centers (ALS)	3
All	18

Schools by curricular offering, SY 2024-25

Schools by curricular offering, SY 2024-25
Offering	Number
Elementary only	10
Elementary and junior high (K to 10)	1
Junior and senior high	3
Senior high only	1
Community learning centers (ALS)	3

Schools by subclassification, SY 2024-25
Subclassification	Number
DepEd managed	12
Community learning centers (ALS)	3
Sectarian	2
State universities and colleges	1

School personnel

SY 2024-25: 141 teachers and 22 non-teaching personnel in public schools.

Public school personnel by type, SY 2024-25
Type	Number
Teachers	141
Non-teaching personnel	22
All personnel	163

Public school teachers by level, SY 2024-25

Public school teachers by level, SY 2024-25
Level	Teachers
Elementary	97
Junior High School	30
Senior High School	14
All teachers	141

Learners per teacher by level, public schools, SY 2024-25

Learners per teacher by level, public schools, SY 2024-25
Level	Learners per teacher
Elementary	19.8
Junior High School	27.2
Senior High School	27.5

School resources

SY 2024-25: 123 classrooms and 205 toilets in public schools.

Classrooms: 123
Seats (approximate): 1,613
Toilets: 205
Functional computers: 220
Faucets: 620; 610 with water

Classrooms, seats, toilets and computers by level, public schools, SY 2024-25: shares of each by level

Classrooms, seats, toilets and computers by level, public schools, SY 2024-25, with learners per resource
Measure	Elementary	Junior High School	Senior High School
Classrooms	97	17	9
Learners per classroom	19.8	47.9	42.8
Seats (approximate)	1,338	184	91
Learners per seat	1.4	4.4	4.2
Toilets	180	17	8
Learners per toilet	10.7	47.9	48.1
Functional computers	93	81	46
Learners per computer	20.6	10.1	8.4

Public schools with a water supply, by level, SY 2024-25

Public schools with a water supply, by level, SY 2024-25: number of schools
Level	With water supply	Without
Elementary	11	0
Junior High School	2	0
Senior High School	1	0

Public schools by electricity supply and level, SY 2024-25

Public schools by electricity supply and level, SY 2024-25: number of schools
Level	Grid supply
Elementary	11
Junior High School	2
Senior High School	1

Public schools with internet access, by level, SY 2024-25

Public schools with internet access, by level, SY 2024-25: number of schools
Level	With internet access	Without
Elementary	11	0
Junior High School	2	0
Senior High School	1	0

Toilets in public schools by type, SY 2024-25

Toilets in public schools by type, SY 2024-25
Type	Toilets
Female	56
Male	58
Shared	90
For persons with disabilities	1
All toilets	205

Faucets in public schools, with and without water, SY 2024-25

Faucets in public schools, with and without water, SY 2024-25
Faucets	Number
With water	610
Without water	10
All faucets	620

Public schools with each facility, SY 2024-25
Facility	Schools
Entrance Gate	12
Offices	12
School Garden	12
Exit Gate	10
Playground	10
Temporary Perimeter Fence	10
Canteen	8
Covered Court	8
Home Economic Room	7
Paved Pathway	6
Clinic	5
Computer Room	4
Library/Learning Resource Center	4
Faculty Room	3
Conference Room	2
Permanent Perimeter Fence	2
Science Laboratory	2
Flood Marker	1
Industrial Arts Room	1
Roofing	1
Solar Panel	1
Student Co-Curricular Center	1
Supply Room	1

List of schools

Every school in Santiago, Ilocos Sur in DepEd's data, linked to its own page.

Schools in Santiago, Ilocos Sur: 15 schools, each with its own latest school year's figures
School	Sector	Learners	Teachers	Classrooms
Ambucao Elementary School	Public	168	8	7
Butol Elementary School	Public	105	7	8
Caburao Elementary School	Public	116	8	3
Dan-Ar Integrated School	Public	434	15	13
Gabao Elementary School	Public	95	8	7
ISPSC Santiago Campus	SUC or LUC	18	Not reported	Not reported
Olo-Olo Elementary School	Public	204	8	8
Sabangan Elementary School	Public	224	10	10
Salincub Elementary School	Public	159	9	9
San Roque Elementary School	Public	109	8	7
Santiago Catholic School (SCS), Inc.	Private	289	Not reported	Not reported
Santiago Institute	Private	181	Not reported	Not reported
Santiago National High School	Public	1,057	41	25
Santiago North Central School	Public	141	8	9
Santiago South Central School	Public	306	11	17

DepEd's public report has teachers and classrooms for public schools only.

About this data

Teachers, classrooms and facilities are for public schools only: DepEd's public report has them for no other schools.

Each school year's figures for Santiago, Ilocos Sur count the schools DepEd placed there that year. Figures come from DepEd's school data for SY 2023-24 and SY 2024-25 as of 25 October 2025. How the data was checked

Report a correction to the figures for Santiago, Ilocos Sur