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Primary PHLPost ZIP for Ibaan. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Norberto Toreja Roallos(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay San Agustin · Data updated 2026-05-25
About Barangay San Agustin
Barangay San Agustin forms part of Ibaan, a municipality in Batangas, and is classified as a mid-sized barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay San Agustin had a population of 2,301. This made it the 8th largest of 26 barangays in Ibaan by population, placing it in the upper half of the municipality. Residents of Barangay San Agustin accounted for approximately 3.92% of the total population of Ibaan, which stood at 58,673 in the same 2024 POPCEN reference period.
Read more about Barangay San AgustinShow less
Comparing the 2020 CPH against the 2024 POPCEN, Barangay San Agustin moved from 2,636 residents to 2,301, an intercensal change of -12.7%. The trajectory indicates a contracting community. Barangay San Agustin is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Ibaan is a municipality comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay San Agustin, including public health, sanitation, peace and order, and civil registration. Within the wider province of Batangas, which contains 1,078 barangays across its component cities and municipalities, Barangay San Agustin ranks 465th by 2024 POPCEN population. Batangas is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.
The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.
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 Ibaan 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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Population history of Barangay San Agustin from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
2,259
—
—
2020 CPH
2,636
+377
+16.7%
2024 POPCEN
2,301
-335
-12.7%
2015–2020: +16.7% total (+3.13%/yr).2020–2024: -12.7% total (-3.34%/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 Ibaan
8thof 26
Among the upper half of Ibaan by population.
Share of Ibaan
3.9%
of the municipality's total 58,673 residents.
Rank in Batangas
465thof 1,078
Province-wide percentile: 57.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Ibaan (municipality) class
2nd
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.
These services are available at every barangay hall in the Philippines under Republic Act 7160 (Local Government Code). Visit Barangay San Agustin in Ibaan 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.
24/7 helpline for children in crisis, abuse, and trafficking cases.
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Frequently Asked Questions about Barangay San Agustin
Where is Barangay San Agustin located?▾
Barangay San Agustin is a barangay in the municipality of Ibaan, Batangas, CALABARZON, Philippines.
What is the address of the Barangay San Agustin hall?▾
Barangay San Agustin is located in Ibaan, Batangas, CALABARZON, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay San Agustin?▾
The Punong Barangay of Barangay San Agustin is Norberto Toreja Roallos (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay San Agustin?▾
Verified contact information for Barangay San Agustin is being collected. You can reach the local barangay hall in person or check the official Ibaan LGU website. Submit verified information using the form on this page.
What municipality is Barangay San Agustin part of?▾
Barangay San Agustin is one of 26 barangays in the municipality of Ibaan, Batangas, Philippines.
Is Barangay San Agustin urban or rural?▾
Barangay San Agustin 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 Ibaan?▾
Ibaan is classified as a 2nd 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 San Agustin.
Has the population of Barangay San Agustin been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay San Agustin went from 2,636 residents to 2,301 — a change of -12.7% over the intercensal period. The barangay is shrinking significantly based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay San Agustin in?▾
Barangay San Agustin is part of the CALABARZON administrative region of the Philippines. Within CALABARZON, the barangay falls under the province of Batangas, and is one of 26 barangays administered by Ibaan.
How many barangays are in Ibaan?▾
Ibaan has 26 barangays, including Barangay San Agustin. You can browse the full list on our Ibaan page.
How many residents does Barangay San Agustin have?▾
Barangay San Agustin had a population of 2,301 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay San Agustin?▾
The primary PHLPost ZIP code for Ibaan is 4230. 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 San Agustin, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay San Agustin was last updated on 2026-05-25. 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 San Agustin
Editorial process and update cadence documented in our methodology. Errors or corrections welcome via the submission form above. This page was last updated on 2026-05-25.
