Barangay Diego Silang is a local government unit in Diffun, Quirino, in the Cagayan Valley region of the Philippines. It had a population of 2,066 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 Diffun. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Henson Chuyat Agwit(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Diego Silang · Data updated 2026-05-25
About Barangay Diego Silang
Barangay Diego Silang forms part of Diffun, a municipality in Quirino, and is classified as a mid-sized barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Diego Silang had a population of 2,066. This made it the 11th largest of 33 barangays in Diffun by population, placing it in the middle tier of the municipality. Residents of Barangay Diego Silang accounted for approximately 3.55% of the total population of Diffun, which stood at 58,254 in the same 2024 POPCEN reference period.
Read more about Barangay Diego SilangShow less
The barangay recorded 1,938 residents in the 2020 Census of Population and Housing and 2,066 residents in the 2024 POPCEN — a net change of +6.6%, consistent with a growing settlement. Barangay Diego Silang is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Diffun is a municipality comprising 33 barangays, and serves as the governing unit directly responsible for local services in Barangay Diego Silang, including public health, sanitation, peace and order, and civil registration. Within the wider province of Quirino, which contains 132 barangays across its component cities and municipalities, Barangay Diego Silang ranks 33rd by 2024 POPCEN population. Quirino is classified as a 3rd 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 Diffun 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 Diego Silang from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
1,852
—
—
2020 CPH
1,938
+86
+4.6%
2024 POPCEN
2,066
+128
+6.6%
2015–2020: +4.6% total (+0.91%/yr).2020–2024: +6.6% total (+1.61%/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 Diffun
11thof 33
Among the upper half of Diffun by population.
Share of Diffun
3.5%
of the municipality's total 58,254 residents.
Rank in Quirino
33rdof 132
Province-wide percentile: 76.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Diffun (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 Diego Silang in Diffun 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 Diego Silang
Where is Barangay Diego Silang located?▾
Barangay Diego Silang is a barangay in the municipality of Diffun, Quirino, Cagayan Valley, Philippines.
What is the address of the Barangay Diego Silang hall?▾
Barangay Diego Silang is located in Diffun, Quirino, Cagayan Valley, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Diego Silang?▾
The Punong Barangay of Barangay Diego Silang is Henson Chuyat Agwit (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay Diego Silang?▾
Verified contact information for Barangay Diego Silang is being collected. You can reach the local barangay hall in person or check the official Diffun LGU website. Submit verified information using the form on this page.
What municipality is Barangay Diego Silang part of?▾
Barangay Diego Silang is one of 33 barangays in the municipality of Diffun, Quirino, Philippines.
Is Barangay Diego Silang urban or rural?▾
Barangay Diego Silang 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 Diffun?▾
Diffun 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 Diego Silang.
Has the population of Barangay Diego Silang been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Diego Silang went from 1,938 residents to 2,066 — a change of +6.6% over the intercensal period. The barangay is growing significantly based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay Diego Silang in?▾
Barangay Diego Silang is part of the Cagayan Valley administrative region of the Philippines. Within Cagayan Valley, the barangay falls under the province of Quirino, and is one of 33 barangays administered by Diffun.
How many barangays are in Diffun?▾
Diffun has 33 barangays, including Barangay Diego Silang. You can browse the full list on our Diffun page.
How many residents does Barangay Diego Silang have?▾
Barangay Diego Silang had a population of 2,066 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Diego Silang?▾
The primary PHLPost ZIP code for Diffun is 3401. 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 Diego Silang, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Diego Silang 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 Diego Silang
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.
