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 San Mateo. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Frankie Eliang Lamsen(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Silangan · Data updated 2026-06-15
Historical Population
Philippine Statistics Authority
+11.9% since 2015
Population history of Barangay Silangan from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
52,996
—
—
2020 CPH
59,051
+6,055
+11.4%
2024 POPCEN
59,284
+233
+0.4%
2015–2020: +11.4% total (+2.19%/yr).2020–2024: +0.4% total (+0.10%/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 San Mateo
1stof 15
Among the top 10% of San Mateo by population.
Share of San Mateo
21.4%
of the municipality's total 276,449 residents.
Rank in Rizal
17thof 189
Province-wide percentile: 92.
PSA Classification
Urban
Higher density, predominantly built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
San Mateo (municipality) class
1st
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.
About Barangay Silangan
Barangay Silangan forms part of San Mateo, a municipality in Rizal, and is classified as a mega-barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Silangan had a population of 59,284. This made it the 1st largest of 15 barangays in San Mateo by population, placing it among the most populous barangays of the municipality. Residents of Barangay Silangan accounted for approximately 21.44% of the total population of San Mateo, which stood at 276,449 in the same 2024 POPCEN reference period.
Read more about Barangay SilanganShow less
Comparing the 2020 CPH against the 2024 POPCEN, Barangay Silangan moved from 59,051 residents to 59,284, an intercensal change of +0.4%. The trajectory indicates a slowly expanding community. Barangay Silangan is officially classified as urban, reflecting the density and built-up character of the area.
San Mateo is a municipality of 15 barangays, of which Barangay Silangan is one. Within the wider province of Rizal, which contains 189 barangays across its component cities and municipalities, Barangay Silangan ranks 17th by 2024 POPCEN population. Rizal is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.
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 San Mateo 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.
These services are available at every barangay hall in the Philippines under Republic Act 7160 (Local Government Code). Visit Barangay Silangan in San Mateo 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 Silangan
Where is Barangay Silangan located?▾
Barangay Silangan is a barangay in the municipality of San Mateo, Rizal, CALABARZON, Philippines.
What is the address of the Barangay Silangan hall?▾
Barangay Silangan is located in San Mateo, Rizal, CALABARZON, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Silangan?▾
The Punong Barangay (barangay captain) of Barangay Silangan is Frankie Eliang Lamsen (2023 - 2026 term).
How can I contact Barangay Silangan?▾
You can contact Barangay Silangan via phone at 89974704.
What municipality is Barangay Silangan part of?▾
Barangay Silangan is one of 15 barangays in the municipality of San Mateo, Rizal, Philippines.
Is Barangay Silangan urban or rural?▾
Barangay Silangan is officially classified as urban by the Philippine Statistics Authority. Urban classification reflects higher population density and a more built-up character — typically more permanent housing, paved roads, and proximity to commercial activity than rural barangays in the same municipality.
What is the income classification of San Mateo?▾
San Mateo is classified as a 1st 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 Silangan.
Has the population of Barangay Silangan been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Silangan went from 59,051 residents to 59,284 — a change of +0.4% 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 Silangan in?▾
Barangay Silangan is part of the CALABARZON administrative region of the Philippines. Within CALABARZON, the barangay falls under the province of Rizal, and is one of 15 barangays administered by San Mateo.
How many barangays are in San Mateo?▾
San Mateo has 15 barangays, including Barangay Silangan. You can browse the full list on our San Mateo page.
How many residents does Barangay Silangan have?▾
Barangay Silangan had a population of 59,284 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Silangan?▾
The primary PHLPost ZIP code for San Mateo is 1850. 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 Silangan, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Silangan was last updated on 2026-06-15. 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 2026-06-15.
