Located in Rosario, La Union, Barangay Inabaan Sur is one of 33 barangays in the municipality of Rosario. It had a population of 1,456 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 Rosario. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Jesseflor Tabas Llobrera(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Inabaan Sur · Data updated 2026-07-01
Historical Population
Philippine Statistics Authority
-1.7% since 2015
Population history of Barangay Inabaan Sur from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
1,481
—
—
2020 CPH
1,477
-4
-0.3%
2024 POPCEN
1,456
-21
-1.4%
2015–2020: -0.3% total (-0.05%/yr).2020–2024: -1.4% total (-0.36%/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 Rosario
22ndof 33
Among the lower half of Rosario by population.
Share of Rosario
2.5%
of the municipality's total 58,797 residents.
Rank in La Union
209thof 576
Province-wide percentile: 64.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Rosario (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 Inabaan Sur
Barangay Inabaan Sur is a small barangay in the municipality of Rosario, located in the province of La Union, in the Ilocos Region region of the Philippines.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Inabaan Sur had a population of 1,456. This made it the 22nd largest of 33 barangays in Rosario by population, placing it in the middle tier of the municipality. Residents of Barangay Inabaan Sur accounted for approximately 2.48% of the total population of Rosario, which stood at 58,797 in the same 2024 POPCEN reference period.
Read more about Barangay Inabaan SurShow less
Comparing the 2020 CPH against the 2024 POPCEN, Barangay Inabaan Sur moved from 1,477 residents to 1,456, an intercensal change of -1.4%. The trajectory indicates a broadly stable community. Barangay Inabaan Sur is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Rosario is a municipality of 33 barangays, of which Barangay Inabaan Sur is one. Within the wider province of La Union, which contains 576 barangays across its component cities and municipalities, Barangay Inabaan Sur ranks 209th 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 Rosario 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.
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These services are available at every barangay hall in the Philippines under Republic Act 7160 (Local Government Code). Visit Barangay Inabaan Sur in Rosario 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.
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Frequently Asked Questions about Barangay Inabaan Sur
Where is Barangay Inabaan Sur located?▾
Barangay Inabaan Sur is a barangay in the municipality of Rosario, La Union, Ilocos Region, Philippines.
What is the address of the Barangay Inabaan Sur hall?▾
Barangay Inabaan Sur is located in Rosario, La Union, Ilocos Region, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Inabaan Sur?▾
The Punong Barangay (barangay captain) of Barangay Inabaan Sur is Jesseflor Tabas Llobrera (2023 - 2026 term).
How can I contact Barangay Inabaan Sur?▾
You can contact Barangay Inabaan Sur via phone at 09953618079.
What municipality is Barangay Inabaan Sur part of?▾
Barangay Inabaan Sur is one of 33 barangays in the municipality of Rosario, La Union, Philippines.
Is Barangay Inabaan Sur urban or rural?▾
Barangay Inabaan 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 Rosario?▾
Rosario 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 Inabaan Sur.
Has the population of Barangay Inabaan Sur been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Inabaan Sur went from 1,477 residents to 1,456 — a change of -1.4% over the intercensal period. The barangay is slowly contracting based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay Inabaan Sur in?▾
Barangay Inabaan 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 33 barangays administered by Rosario.
How many barangays are in Rosario?▾
Rosario has 33 barangays, including Barangay Inabaan Sur. You can browse the full list on our Rosario page.
How many residents does Barangay Inabaan Sur have?▾
Barangay Inabaan Sur had a population of 1,456 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Inabaan Sur?▾
The primary PHLPost ZIP code for Rosario is 2506. 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 Inabaan Sur, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Inabaan Sur was last updated on 2026-07-01. 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 Inabaan 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 2026-07-01.
