Barangay San Isidro is a local government unit in City of Bayawan, Negros Oriental, in the Negros Island Region region of the Philippines. It had a population of 1,253 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 City of Bayawan. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Ana Flor Yaeso Trebajo(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay San Isidro · Data updated 2026-05-25
About Barangay San Isidro
Classified as a small barangay, Barangay San Isidro is one of the administrative divisions of City of Bayawan in Negros Oriental, Negros Island Region, Philippines.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay San Isidro had a population of 1,253. This made it the 28th largest of 28 barangays in City of Bayawan by population, placing it among the smaller barangays of the city. Residents of Barangay San Isidro accounted for approximately 0.99% of the total population of City of Bayawan, which stood at 126,744 in the same 2024 POPCEN reference period.
Read more about Barangay San IsidroShow less
The barangay recorded 1,280 residents in the 2020 Census of Population and Housing and 1,253 residents in the 2024 POPCEN — a net change of -2.1%, consistent with a contracting 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.
City of Bayawan is a city comprising 28 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 Negros Oriental, which contains 557 barangays across its component cities and municipalities, Barangay San Isidro ranks 405th by 2024 POPCEN population. Negros Oriental 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 City of Bayawan 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.
Population history of Barangay San Isidro from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
1,067
—
—
2020 CPH
1,280
+213
+20.0%
2024 POPCEN
1,253
-27
-2.1%
2015–2020: +20.0% total (+3.71%/yr).2020–2024: -2.1% total (-0.53%/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 City of Bayawan
28thof 28
Among the smaller barangays of City of Bayawan by population.
Share of City of Bayawan
0.99%
of the city's total 126,744 residents.
Rank in Negros Oriental
405thof 557
Province-wide percentile: 27.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
City of Bayawan (city) class
2nd
Parent city 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 City of Bayawan 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.
Notice a hotline change? Report it so we can update this page.
Frequently Asked Questions about Barangay San Isidro
Where is Barangay San Isidro located?▾
Barangay San Isidro is a barangay in the City of Bayawan, Negros Oriental, Negros Island Region, Philippines.
What is the address of the Barangay San Isidro hall?▾
Barangay San Isidro is located in City of Bayawan, Negros Oriental, Negros Island 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 Ana Flor Yaeso Trebajo (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 City of Bayawan LGU website. Submit verified information using the form on this page.
What city is Barangay San Isidro part of?▾
Barangay San Isidro is one of 28 barangays in the City of Bayawan, Negros Oriental, 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 City of Bayawan?▾
City of Bayawan is classified as a 2nd by the Bureau of Local Government Finance. This classification is based on the city'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 1,280 residents to 1,253 — a change of -2.1% 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 San Isidro in?▾
Barangay San Isidro is part of the Negros Island Region administrative region of the Philippines. Within Negros Island Region, the barangay falls under the province of Negros Oriental, and is one of 28 barangays administered by City of Bayawan.
How many barangays are in City of Bayawan?▾
City of Bayawan has 28 barangays, including Barangay San Isidro. You can browse the full list on our City of Bayawan page.
How many residents does Barangay San Isidro have?▾
Barangay San Isidro had a population of 1,253 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 City of Bayawan is 6221. 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
Information on Barangay San Isidro, City of Bayawan is compiled from the following authoritative sources. Each citation links to the primary publisher.
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.
