Province

Ilocos Sur

Ilocos Sur, Region I (Ilocos Region). 1st income class. Population 709,991 (2024 POPCEN).

Data-quality note: 255 DPWH projects linked to Ilocos Sur have no coordinates published by DPWH, so they are not on the map and cannot be checked with satellite images.

PSGC 0102900000 · Source: PSA, PSGC 3Q 2026 Publication Datafile

Public records linked to Ilocos Sur

Counts include this province and every LGU under it. Each record carries how it was linked and a confidence level; figures are as recorded by the source and exclude single amounts of ₱10B+ held for verification. They are not findings.

DPWH infrastructure projects

Contracts on the DPWH Transparency portal, placed by coordinates first. Source: DPWH Transparency portal

2,375 records · ₱45,473,191,420.20

47 placed at Ilocos Sur level itself; the rest in LGUs under it.

  1. Rehabilitation/Major Repair of Permanent Bridges, Amburayan Bridge (B00598lz) Along Manila North Road₱278,387,986.02 · 2018 · medium confidence (project coordinates inside the barangay boundary)
  2. Construction of Shoreline Protection (Groins) Along Santa Catalina, Ilocos Sur₱241,249,984.40 · 2022 · high confidence (project coordinates inside the city/municipality boundary)
  3. Sustainable Infrastructure Projects Alleviating Gaps (Sipag), Construction of Multi-Purpose Training and Instructional Facility/Meetings Incentives Conferences for Education, Sports Building (Mices) and Primary Health Centers at Ilocos Sur₱241,249,015.70 · 2023 · medium confidence (project coordinates inside the barangay boundary)
  4. Construction of Flood Control Mitigation Facilities Along Amburayan River Basin at Barangays Bucao West, Bucao East, Lantag, Baritao and Tarangotong, Tagudin, Ilocos Sur₱241,248,185.80 · 2022 · medium confidence (project coordinates inside the barangay boundary)
  5. Improvement/Widening of National Roads Outside N1, Along Manila North Road (S00115lz), K0313+103 - K0319+850; K0332+087 - K0333+182; K0333+218 - K0333+540; K0358+571 - K0361+000,K0368+000-K0369+000,K0373+000-K0373+730,K0374+748-K0375+718₱190,400,517.43 · 2016 · medium confidence (project coordinates inside the barangay boundary)
  6. Repair/ Rehabilitation of Calungbuyan Br. Along Santa-Rancho Road, Santa, Ilocos Sur₱178,524,654.11 · 2024 · high confidence (project coordinates inside the city/municipality boundary)

How linked: 2,007 by project coordinates inside the barangay boundary; 226 by project title names the place; 95 by project coordinates inside the city/municipality boundary; 47 by DPWH district office province (no coordinates).

Contracts this LGU awarded (PhilGEPS)

PhilGEPS awards where the procuring entity is this LGU. Source: PhilGEPS award notices

257 records · ₱118,524,400,487.80

1 placed at Ilocos Sur level itself; the rest in LGUs under it.

  1. Province of Ilocos Sur₱38,569,886,596.90 · high confidence (the LGU itself is the buyer)
  2. City of Candon, Ilocos Sur₱8,326,002,635.16 · high confidence (the LGU itself is the buyer)
  3. Municipality of Cabugao, Ilocos Sur₱6,845,393,176.14 · high confidence (the LGU itself is the buyer)
  4. Municipality of Sta. Cruz, Ilocos Sur₱4,727,265,043.00 · high confidence (the LGU itself is the buyer)
  5. Municipality of Magsingal - Ilocos Sur₱3,836,470,899.30 · high confidence (the LGU itself is the buyer)
  6. Municipality of San Juan, Ilocos Sur₱3,693,067,995.09 · high confidence (the LGU itself is the buyer)

How linked: 257 by the LGU itself is the buyer.

PhilGEPS awards delivered here (all agencies)

Awards by any agency whose area of delivery is this province. PhilGEPS records delivery areas at province level only. Source: PhilGEPS award notices

69,041 records · ₱162,320,116,716.37

68,975 placed at Ilocos Sur level itself; the rest in LGUs under it.

  1. Ilocos Sur₱162,320,116,716.37 · 68,975 awards · high confidence (area of delivery is this province only)
  2. Ilocos Norte, Ilocos Sur, La Union, Pangasinan₱32,735,719.44 · 12 awards · low confidence (area of delivery lists several provinces)
  3. Ilocos Sur, Iloilo₱12,748,302.60 · 11 awards · low confidence (area of delivery lists several provinces)
  4. Benguet, Ilocos Norte, Ilocos Sur, La Union, Pangasinan₱10,270,956.00 · 6 awards · low confidence (area of delivery lists several provinces)
  5. Ilocos Sur, Lanao del Sur₱9,404,796.83 · 1 awards · low confidence (area of delivery lists several provinces)
  6. Benguet, Ilocos Norte, Ilocos Sur, La Union, Mountain Province, Pangasinan₱9,311,352.00 · 6 awards · low confidence (area of delivery lists several provinces)

How linked: 68,975 by area of delivery is this province only; 66 by area of delivery lists several provinces.

Local Government Support Fund releases

DBM LGSF project releases by province, city/municipality and barangay. Source: DBM COMPASS

283 records · ₱1,273,749,665.56

4 placed at Ilocos Sur level itself; the rest in LGUs under it.

  1. Assistance to Indigent Individuals Or Families - Food Assistance/Rice Distribution Project₱90,000,000.00 · 2026 · high confidence (location columns in the DBM release)
  2. Lgsf_gef₱75,000,000.00 · 2026 · high confidence (location columns in the DBM release)
  3. Construction of Bridge at Barangay Lao-Ingen, Sto. Domingo₱20,000,000.00 · 2022 · high confidence (location columns in the DBM release)
  4. Repair and Rehabilitation of Amarao-Babayoan Bridge Approach₱20,000,000.00 · 2022 · high confidence (location columns in the DBM release)
  5. Repair and Rehabilitation of Capariaan-Villa Garcia Bridge₱15,000,000.00 · 2022 · high confidence (location columns in the DBM release)
  6. Repair and Rehabilitation of Padaoil-Coscosnong Bridge Approach₱15,000,000.00 · 2022 · high confidence (location columns in the DBM release)

How linked: 283 by location columns in the DBM release.

GAA budget lines naming this place

General Appropriations Act lines whose text ends in this city/municipality and province. Source: DBM General Appropriations Act

1,485 records · ₱30,564,134,000.00

70 placed at Ilocos Sur level itself; the rest in LGUs under it.

  1. Construction of Flood Control Mitigation Facilities Along Amburayan River Basin at Barangays Bucao West, Bucao East, Lantag, Baritao and Tarangotong, Tagudin, Ilocos Sur₱250,000,000.00 · 2022 · high confidence (GAA line text names the place)
  2. Road Connecting Santa-Rancho Road (S00089lz) and Santa-Caoayan Road, Barangay. Puro - Barangay Tamurong Section, Sta. 2+404.81 - Sta. 2+487.31, Caoayan, Ilocos Sur₱230,300,000.00 · 2026 · high confidence (GAA line text names the place)
  3. Bantay (Ilocos Sur) - San Quintin-Langiden (Abra) Road, Barangay. San Mariano Section (Sta 1+427.03 - Sta. 1+779.93), Bantay, Ilocos Sur₱185,404,000.00 · 2026 · high confidence (GAA line text names the place)
  4. Bantay-San Ildefonso Bypass Road, Barangay. Poblacion East - Bungro Section, Sta. 8+761.50 - Sta. 9+877.10, Sta. 10+221.60 - 369.50, Sta. 10+411.77 - Sta. 0+520, San Ildefonso, Ilocos Sur₱176,070,000.00 · 2026 · high confidence (GAA line text names the place)
  5. Candon-Santiago-San Esteban-Sta. Maria Coastal Road Leading to Santiago Cove, Santiago, Ilocos Sur₱175,000,000.00 · 2018 · high confidence (GAA line text names the place)
  6. Construction of Flood Control Structure Along Abra River, Downstream of Quirino Bridge, Quirino, Ilocos Sur₱155,000,000.00 · 2025 · high confidence (GAA line text names the place)

How linked: 1,485 by GAA line text names the place.

COA annual audit reports

Not yet linked: the COA reports loaded so far cover national agencies only. LGU audit reports are published at coa.gov.ph.

Published anomaly flags

Patterns in the linked records that reviewers checked and published. A flag is a question worth asking, not a finding of wrongdoing.

See all 45 published flags

Contractors on linked DPWH projects

Download this list (CSV) · All bulk data

All 154 contractors on DPWH projects linked to Ilocos Sur and the LGUs under it. Click a column to sort.

First Northway Development273₱5,119,411,610.860
739 Builders208₱3,775,453,282.551
A P B Const95₱3,715,091,563.111
A I P Const66₱3,644,829,787.360
North Tech Builders And Const Supply74₱3,127,863,044.890
Satrap Const CO INC65₱2,782,427,809.950
M V Sabalburo Const And Supply188₱1,894,265,035.640
Fit Const173₱1,607,148,859.660
M G Lualhati Const CORP15₱1,430,504,133.470
Villar Gen Const And Supplies122₱1,349,003,390.9911
Mbb Const And Supply Formerly: Mbb Const65₱1,234,784,438.932
Vigan Fortune Const26₱811,444,676.000
First Northway Development & Const CORP36₱790,170,566.089
Sj Millennium Const And Const Supply CORP30₱616,478,912.262
N A Ibarra Const For Diocletians Const70₱610,187,742.650
Precious Const37₱604,732,802.450
R B Pano Const CORP Formerly: R B Pano Const And Supply62₱516,026,652.430
Jmcq Const And Supply61₱496,615,324.230
A P B Const / Egb Const CORP Formerly: Egb Const2₱482,498,170.200
Alpha4₱463,247,694.510
Alphatec Chemical CORP21₱450,232,511.420
Mrk-Square Const And Supply32₱377,476,096.972
Viking Const & Supplies10₱338,484,165.400
R S Sepian Const11₱325,022,702.530
Tribu Design14₱289,063,513.820

Costs as recorded by DPWH; single amounts of ₱10B+ are held for verification and excluded. Flags count published automated anomalies on this contractor's projects or awards here, plus flags on the contractor itself; they are not findings.

Taxes collected by the BIR in Ilocos Sur

₱2.36 billion

Collected, January-August 2026 (tentative BIR figures, ₱ million in the source)

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug

These are taxes collected by national BIR offices located here, including from businesses headquartered here. They are not the LGU’s own income. Source: BIR Revenue Accounting Division, Tentative internal revenue collections by region and province, January-August 2026 (BIR collection statistics). All provinces and cities

Proposed for 2027: DPWH projects

5 line items worth ₱58.2M in the FY2027 National Expenditure Program (FY2026 NEP: 49 worth ₱1.12B). Counted from DPWH district engineering offices named for Ilocos Sur.

  • Manila North Rd - K0376 + 306 - K0377 + 986Ilocos Sur 2nd District Engineering Office · NEP p.142₱33.6M
  • Manila North Rd - K0338 + 731 - K0338 + 918Ilocos Sur 2nd District Engineering Office · NEP p.87₱9.7M
  • Manila North Rd - K0320 + 351.30 - K0320 + 651Ilocos Sur 2nd District Engineering Office · NEP p.142₱8.0M
  • Tagudin-Cervantes Rd - K0329 + 937 - K0329 + 941, K0343 + 280 - K0343 + 284, K0345 + 100 - K0345 + 104, K0348 + 400 - K0348 + 404, K0348 + 700 - K0348 + 704, K0349 + 300 - K0349 + 304, K0349 + 400 - K0349 + 404, K0349 + 550 - K0349 + 554Ilocos Sur 2nd District Engineering Office · NEP p.144₱5.0M
  • Santa-Rancho Rd - (S00112LZ) Chainage 096 - Chainage 296Ilocos Sur 2nd District Engineering Office · NEP p.147₱2.0M

Source: DBM Details of DPWH Programs/Projects, NEP FY2027 (scanned PDF read by OCR; page numbers given). Search all lines

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Municipalities and Cities in Ilocos Sur (34)

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  • Alilem · Municipality · 37 DPWH projects
  • Banayoyo · Municipality · 23 DPWH projects
  • Bantay · Municipality · 192 DPWH projects
  • Burgos · Municipality · 50 DPWH projects
  • Cabugao · Municipality · 142 DPWH projects
  • Caoayan · Municipality · 83 DPWH projects
  • Cervantes · Municipality · 82 DPWH projects
  • City of Candon · City · 282 DPWH projects
  • City of Vigan · City · 122 DPWH projects
  • Galimuyod · Municipality · 12 DPWH projects
  • Gregorio del Pilar · Municipality · 10 DPWH projects
  • Lidlidda · Municipality · 27 DPWH projects
  • Magsingal · Municipality · 76 DPWH projects
  • Nagbukel · Municipality · 12 DPWH projects
  • Narvacan · Municipality · 117 DPWH projects
  • Quirino · Municipality · 62 DPWH projects
  • Salcedo · Municipality · 60 DPWH projects
  • San Emilio · Municipality · 19 DPWH projects
  • San Esteban · Municipality · 20 DPWH projects
  • San Ildefonso · Municipality · 53 DPWH projects
  • San Juan · Municipality · 66 DPWH projects
  • Santa · Municipality · 111 DPWH projects
  • Santa Catalina · Municipality · 64 DPWH projects
  • Santa Cruz · Municipality · 48 DPWH projects
  • Santa Lucia · Municipality · 36 DPWH projects
  • Santa Maria · Municipality · 66 DPWH projects
  • Santiago · Municipality · 32 DPWH projects
  • Santo Domingo · Municipality · 65 DPWH projects
  • San Vicente · Municipality · 62 DPWH projects
  • Sigay · Municipality · 8 DPWH projects
  • Sinait · Municipality · 77 DPWH projects
  • Sugpon · Municipality · 21 DPWH projects
  • Suyo · Municipality · 86 DPWH projects
  • Tagudin · Municipality · 105 DPWH projects

QR codes for Ilocos Sur

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