Located in Bantay, Ilocos Sur, Barangay San Isidro is one of 34 barangays in the municipality of Bantay. It had a population of 981 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 Bantay. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Edgar Quintinita Peru(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay San Isidro · Data updated 2026-05-25
About Barangay San Isidro
Barangay San Isidro forms part of Bantay, a municipality in Ilocos Sur, and is classified as a small barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay San Isidro had a population of 981. This made it the 15th largest of 34 barangays in Bantay by population, placing it in the middle tier of the municipality. Residents of Barangay San Isidro accounted for approximately 2.65% of the total population of Bantay, which stood at 37,088 in the same 2024 POPCEN reference period.
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The barangay recorded 983 residents in the 2020 Census of Population and Housing and 981 residents in the 2024 POPCEN — a net change of -0.2%, consistent with a broadly stable settlement. Barangay San Isidro is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Bantay is a municipality comprising 34 barangays, and serves as the governing unit directly responsible for local services in Barangay San Isidro, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Sur, which contains 768 barangays across its component cities and municipalities, Barangay San Isidro ranks 270th by 2024 POPCEN population. Ilocos Sur 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 Bantay 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 Isidro from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
841
—
—
2020 CPH
983
+142
+16.9%
2024 POPCEN
981
-2
-0.2%
2015–2020: +16.9% total (+3.17%/yr).2020–2024: -0.2% total (-0.05%/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 Bantay
15thof 34
Among the upper half of Bantay by population.
Share of Bantay
2.6%
of the municipality's total 37,088 residents.
Rank in Ilocos Sur
270thof 768
Province-wide percentile: 65.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Bantay (municipality) class
3rd
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 Isidro in Bantay 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 Isidro
Where is Barangay San Isidro located?▾
Barangay San Isidro is a barangay in the municipality of Bantay, Ilocos Sur, Ilocos Region, Philippines.
What is the address of the Barangay San Isidro hall?▾
Barangay San Isidro is located in Bantay, Ilocos Sur, Ilocos Region, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay San Isidro?▾
The Punong Barangay of Barangay San Isidro is Edgar Quintinita Peru (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay San Isidro?▾
Verified contact information for Barangay San Isidro is being collected. You can reach the local barangay hall in person or check the official Bantay LGU website. Submit verified information using the form on this page.
What municipality is Barangay San Isidro part of?▾
Barangay San Isidro is one of 34 barangays in the municipality of Bantay, Ilocos Sur, Philippines.
Is Barangay San Isidro urban or rural?▾
Barangay San Isidro 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 Bantay?▾
Bantay is classified as a 3rd 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 Isidro.
Has the population of Barangay San Isidro been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay San Isidro went from 983 residents to 981 — a change of -0.2% over the intercensal period. The barangay is broadly stable based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay San Isidro in?▾
Barangay San Isidro is part of the Ilocos Region administrative region of the Philippines. Within Ilocos Region, the barangay falls under the province of Ilocos Sur, and is one of 34 barangays administered by Bantay.
How many barangays are in Bantay?▾
Bantay has 34 barangays, including Barangay San Isidro. You can browse the full list on our Bantay page.
How many residents does Barangay San Isidro have?▾
Barangay San Isidro had a population of 981 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay San Isidro?▾
The primary PHLPost ZIP code for Bantay is 2727. 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 Isidro, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay San Isidro 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 Isidro
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.
