Barangay Bulawan is a local government unit in Prieto Diaz, Sorsogon, in the Bicol Region region of the Philippines. It had a population of 919 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 Prieto Diaz. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Karla Estuye Palmenco(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Bulawan · Data updated 2026-05-26
About Barangay Bulawan
Barangay Bulawan forms part of Prieto Diaz, a municipality in Sorsogon, and is classified as a small barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Bulawan had a population of 919. This made it the 12th largest of 23 barangays in Prieto Diaz by population, placing it in the middle tier of the municipality. Residents of Barangay Bulawan accounted for approximately 3.92% of the total population of Prieto Diaz, which stood at 23,424 in the same 2024 POPCEN reference period.
Read more about Barangay BulawanShow less
Between the 2020 Census of Population and Housing and the 2024 POPCEN, the population of Barangay Bulawan changed from 1,010 to 919, a shift of -9.0% over the four-year period. This places the barangay among those with contracting populations in Prieto Diaz. Barangay Bulawan is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Prieto Diaz is a municipality comprising 23 barangays, and serves as the governing unit directly responsible for local services in Barangay Bulawan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Sorsogon, which contains 541 barangays across its component cities and municipalities, Barangay Bulawan ranks 362nd by 2024 POPCEN population. Sorsogon is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.
Like every Philippine barangay, Barangay Bulawan is led by an elected Punong Barangay (barangay captain) supported by seven Sangguniang Barangay members (kagawads), an SK Chairperson, a Barangay Secretary, and a Barangay Treasurer. The next Barangay and Sangguniang Kabataan Elections (BSKE) are scheduled for Monday, November 2, 2026, with officials serving four-year terms under Republic Act No. 12232.
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 Prieto Diaz 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 Bulawan from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
1,002
—
—
2020 CPH
1,010
+8
+0.8%
2024 POPCEN
919
-91
-9.0%
2015–2020: +0.8% total (+0.16%/yr).2020–2024: -9.0% total (-2.33%/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 Prieto Diaz
12thof 23
Among the upper half of Prieto Diaz by population.
Share of Prieto Diaz
3.9%
of the municipality's total 23,424 residents.
Rank in Sorsogon
362ndof 541
Province-wide percentile: 33.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
4th
BLGF middle fiscal capacity tier.
Prieto Diaz (municipality) class
5th
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 Bulawan in Prieto Diaz 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 Bulawan
Where is Barangay Bulawan located?▾
Barangay Bulawan is a barangay in the municipality of Prieto Diaz, Sorsogon, Bicol Region, Philippines.
What is the address of the Barangay Bulawan hall?▾
Barangay Bulawan is located in Prieto Diaz, Sorsogon, Bicol Region, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Bulawan?▾
The Punong Barangay of Barangay Bulawan is Karla Estuye Palmenco (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay Bulawan?▾
You can contact Barangay Bulawan via phone at 09464137689.
What municipality is Barangay Bulawan part of?▾
Barangay Bulawan is one of 23 barangays in the municipality of Prieto Diaz, Sorsogon, Philippines.
Is Barangay Bulawan urban or rural?▾
Barangay Bulawan 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 Prieto Diaz?▾
Prieto Diaz is classified as a 5th 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 Bulawan.
Has the population of Barangay Bulawan been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Bulawan went from 1,010 residents to 919 — a change of -9.0% 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 Bulawan in?▾
Barangay Bulawan is part of the Bicol Region administrative region of the Philippines. Within Bicol Region, the barangay falls under the province of Sorsogon, and is one of 23 barangays administered by Prieto Diaz.
How many barangays are in Prieto Diaz?▾
Prieto Diaz has 23 barangays, including Barangay Bulawan. You can browse the full list on our Prieto Diaz page.
How many residents does Barangay Bulawan have?▾
Barangay Bulawan had a population of 919 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Bulawan?▾
The primary PHLPost ZIP code for Prieto Diaz is 4711. 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 Bulawan, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Bulawan was last updated on 2026-05-26. 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.
Editorial process and update cadence documented in our methodology. Errors or corrections welcome via the submission form above. This page was last updated on 2026-05-26.
