Located in Naguilian, La Union, Barangay Lioac Sur is one of 37 barangays in the municipality of Naguilian. It had a population of 1,309 as of the 2024 POPCEN.
Under Republic Act 12232, elected barangay officials serve a four-year term. Make sure you are registered and know your polling place before election day.
Primary PHLPost ZIP for Naguilian. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Ana Maria Miranda Madayag(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Lioac Sur · Data updated 2026-06-30
Historical Population
Philippine Statistics Authority
-8.7% since 2015
Population history of Barangay Lioac Sur from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
1,434
—
—
2020 CPH
1,291
-143
-10.0%
2024 POPCEN
1,309
+18
+1.4%
2015–2020: -10.0% total (-2.08%/yr).2020–2024: +1.4% total (+0.35%/yr).
Source: PSA Census of Population (2015), Census of Population and Housing (2020), and POPCEN (2024) as published by the Philippine Statistics Authority. Figures are official as declared by Proclamation.
Comparative Context
2024 POPCEN
Rank in Naguilian
17thof 37
Among the upper half of Naguilian by population.
Share of Naguilian
2.4%
of the municipality's total 53,443 residents.
Rank in La Union
253rdof 576
Province-wide percentile: 56.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Naguilian (municipality) class
1st
Parent municipality income class — influences LGU services and budget that reach this barangay.
Rankings derived from the most recent PSA population data for each barangay. Classifications sourced from the Philippine Statistics Authority and Bureau of Local Government Finance.
About Barangay Lioac Sur
Classified as a small barangay, Barangay Lioac Sur is one of the administrative divisions of Naguilian in La Union, Ilocos Region, Philippines.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Lioac Sur had a population of 1,309. This made it the 17th largest of 37 barangays in Naguilian by population, placing it in the middle tier of the municipality. Residents of Barangay Lioac Sur accounted for approximately 2.45% of the total population of Naguilian, which stood at 53,443 in the same 2024 POPCEN reference period.
Read more about Barangay Lioac SurShow less
The barangay recorded 1,291 residents in the 2020 Census of Population and Housing and 1,309 residents in the 2024 POPCEN — a net change of +1.4%, consistent with a slowly expanding settlement. Barangay Lioac Sur is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Naguilian is a municipality of 37 barangays, of which Barangay Lioac Sur is one. Within the wider province of La Union, which contains 576 barangays across its component cities and municipalities, Barangay Lioac Sur ranks 253rd by 2024 POPCEN population. La Union is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.
Compiled from official Philippine Statistics Authority census data and Philippine Standard Geographic Code records. Reviewed and published by the Barangay Directory editorial team. See our methodology for sources, verification process, and update cadence.
Important: Officials shown here reflect the 2023 - 2026 term. Barangay leadership can change due to resignation, succession, or special circumstances. Always verify directly with Naguilian or the barangay hall before relying on this information for any official transaction, legal matter, or formal communication. The next Barangay and SK Elections are scheduled for Monday, November 2, 2026.
An AI-powered Civil Service Exam reviewer for Filipino candidates. Practice questions across all CSE topics, a full 170-item mock exam (professional + subprofessional), an AI Tutor that explains concepts step by step in English or Filipino, plus a Document Analyzer for your study notes and 65 Smart Flashcards.
These services are available at every barangay hall in the Philippines under Republic Act 7160 (Local Government Code). Visit Barangay Lioac Sur in Naguilian during office hours to request any of the following.
Services listed are based on Republic Act 7160 (Local Government Code of 1991). Specific requirements and fees vary by barangay. Always call the hall before visiting to confirm requirements and availability.
🆘Emergency Hotlines
Verified April 2026. In a life-threatening emergency, dial 911 first.
Notice a hotline change? Report it so we can update this page.
Frequently Asked Questions about Barangay Lioac Sur
Where is Barangay Lioac Sur located?▾
Barangay Lioac Sur is a barangay in the municipality of Naguilian, La Union, Ilocos Region, Philippines.
What is the address of the Barangay Lioac Sur hall?▾
Barangay Lioac Sur is located in Naguilian, La Union, Ilocos Region, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Lioac Sur?▾
The Punong Barangay (barangay captain) of Barangay Lioac Sur is Ana Maria Miranda Madayag (2023 - 2026 term).
How can I contact Barangay Lioac Sur?▾
You can contact Barangay Lioac Sur via phone at 6194950.
What municipality is Barangay Lioac Sur part of?▾
Barangay Lioac Sur is one of 37 barangays in the municipality of Naguilian, La Union, Philippines.
Is Barangay Lioac Sur urban or rural?▾
Barangay Lioac Sur is officially classified as rural by the Philippine Statistics Authority. Rural classification is applied to barangays with lower population density and predominantly non-built-up land use — often agricultural, coastal, or upland areas with more dispersed housing.
What is the income classification of Naguilian?▾
Naguilian is classified as a 1st by the Bureau of Local Government Finance. This classification is based on the municipality's annual regular income and broadly indicates the size of the local government's budget for services like health, sanitation, peace and order, and infrastructure that reach barangays such as Barangay Lioac Sur.
Has the population of Barangay Lioac Sur been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Lioac Sur went from 1,291 residents to 1,309 — a change of +1.4% over the intercensal period. The barangay is slowly growing based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay Lioac Sur in?▾
Barangay Lioac Sur is part of the Ilocos Region administrative region of the Philippines. Within Ilocos Region, the barangay falls under the province of La Union, and is one of 37 barangays administered by Naguilian.
How many barangays are in Naguilian?▾
Naguilian has 37 barangays, including Barangay Lioac Sur. You can browse the full list on our Naguilian page.
How many residents does Barangay Lioac Sur have?▾
Barangay Lioac Sur had a population of 1,309 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Lioac Sur?▾
The primary PHLPost ZIP code for Naguilian is 2511. In most Philippine municipalities, this same ZIP applies to every barangay in the city. However, in NCR cities (Manila, Quezon City, Makati, etc.) and a few large cities like Cebu City, Davao City, and Baguio, each barangay may have its own ZIP code. For the most accurate ZIP for Barangay Lioac Sur, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Lioac Sur was last updated on 2026-06-30. Barangay leadership, contact information, and hours can change — always verify directly with the barangay hall before relying on this information for any official transaction.
Looking for general barangay-services questions — barangay clearance, cedula, BSKE 2026, or emergency hotlines? See our barangay services guides.
Helpful Guides for Residents of Barangay Lioac Sur
Editorial process and update cadence documented in our methodology. Errors or corrections welcome via the submission form above. This page was last updated on 2026-06-30.
