Barangay Diongan is a barangay in Siayan, Zamboanga Del Norte, under the jurisdiction of the municipality of Siayan. It had a population of 2,445 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 Siayan. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Orlando Alburo Cabrera(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Diongan · Data updated 2026-05-26
About Barangay Diongan
Classified as a mid-sized barangay, Barangay Diongan is one of the administrative divisions of Siayan in Zamboanga Del Norte, Zamboanga Peninsula, Philippines.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Diongan had a population of 2,445. This made it the 4th largest of 22 barangays in Siayan by population, placing it in the upper half of the municipality. Residents of Barangay Diongan accounted for approximately 5.97% of the total population of Siayan, which stood at 40,937 in the same 2024 POPCEN reference period.
Read more about Barangay DionganShow less
The barangay recorded 2,624 residents in the 2020 Census of Population and Housing and 2,445 residents in the 2024 POPCEN — a net change of -6.8%, consistent with a contracting settlement. Barangay Diongan is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Siayan is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay Diongan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zamboanga Del Norte, which contains 691 barangays across its component cities and municipalities, Barangay Diongan ranks 99th by 2024 POPCEN population. Zamboanga Del Norte is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.
Like every Philippine barangay, Barangay Diongan 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 Siayan 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 Diongan from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
2,420
—
—
2020 CPH
2,624
+204
+8.4%
2024 POPCEN
2,445
-179
-6.8%
2015–2020: +8.4% total (+1.63%/yr).2020–2024: -6.8% total (-1.75%/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 Siayan
4thof 22
Among the top quartile of Siayan by population.
Share of Siayan
6.0%
of the municipality's total 40,937 residents.
Rank in Zamboanga Del Norte
99thof 691
Province-wide percentile: 86.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Siayan (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 Diongan in Siayan 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 Diongan
Where is Barangay Diongan located?▾
Barangay Diongan is a barangay in the municipality of Siayan, Zamboanga Del Norte, Zamboanga Peninsula, Philippines.
What is the address of the Barangay Diongan hall?▾
Barangay Diongan is located in Siayan, Zamboanga Del Norte, Zamboanga Peninsula, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Diongan?▾
The Punong Barangay of Barangay Diongan is Orlando Alburo Cabrera (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay Diongan?▾
Verified contact information for Barangay Diongan is being collected. You can reach the local barangay hall in person or check the official Siayan LGU website. Submit verified information using the form on this page.
What municipality is Barangay Diongan part of?▾
Barangay Diongan is one of 22 barangays in the municipality of Siayan, Zamboanga Del Norte, Philippines.
Is Barangay Diongan urban or rural?▾
Barangay Diongan 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 Siayan?▾
Siayan 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 Diongan.
Has the population of Barangay Diongan been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Diongan went from 2,624 residents to 2,445 — a change of -6.8% 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 Diongan in?▾
Barangay Diongan is part of the Zamboanga Peninsula administrative region of the Philippines. Within Zamboanga Peninsula, the barangay falls under the province of Zamboanga Del Norte, and is one of 22 barangays administered by Siayan.
How many barangays are in Siayan?▾
Siayan has 22 barangays, including Barangay Diongan. You can browse the full list on our Siayan page.
How many residents does Barangay Diongan have?▾
Barangay Diongan had a population of 2,445 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Diongan?▾
The primary PHLPost ZIP code for Siayan is 7113. 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 Diongan, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Diongan 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.
