Situated in the municipality of Rosario, Cavite, Barangay Muzon I is one of the administrative divisions of CALABARZON. It had a population of 4,025 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 Rosario. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Roldan Reyes Abanilla(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Muzon I · Data updated 2026-05-24
About Barangay Muzon I
Barangay Muzon I forms part of Rosario, a municipality in Cavite, and is classified as a mid-sized barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Muzon I had a population of 4,025. This made it the 12th largest of 20 barangays in Rosario by population, placing it in the middle tier of the municipality. Residents of Barangay Muzon I accounted for approximately 3.58% of the total population of Rosario, which stood at 112,572 in the same 2024 POPCEN reference period.
Read more about Barangay Muzon IShow less
Between the 2020 Census of Population and Housing and the 2024 POPCEN, the population of Barangay Muzon I changed from 3,886 to 4,025, a shift of +3.6% over the four-year period. This places the barangay among those with growing populations in Rosario. Barangay Muzon I is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Rosario is a municipality comprising 20 barangays, and serves as the governing unit directly responsible for local services in Barangay Muzon I, including public health, sanitation, peace and order, and civil registration. Within the wider province of Cavite, which contains 829 barangays across its component cities and municipalities, Barangay Muzon I ranks 290th by 2024 POPCEN population. Cavite is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.
Barangay Muzon I is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided 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 Rosario 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 Muzon I from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
3,923
—
—
2020 CPH
3,886
-37
-0.9%
2024 POPCEN
4,025
+139
+3.6%
2015–2020: -0.9% total (-0.19%/yr).2020–2024: +3.6% total (+0.88%/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 Rosario
12thof 20
Among the lower half of Rosario by population.
Share of Rosario
3.6%
of the municipality's total 112,572 residents.
Rank in Cavite
290thof 829
Province-wide percentile: 65.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Rosario (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.
These services are available at every barangay hall in the Philippines under Republic Act 7160 (Local Government Code). Visit Barangay Muzon I in Rosario 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.
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Frequently Asked Questions about Barangay Muzon I
Where is Barangay Muzon I located?▾
Barangay Muzon I is a barangay in the municipality of Rosario, Cavite, CALABARZON, Philippines.
What is the address of the Barangay Muzon I hall?▾
Barangay Muzon I is located in Rosario, Cavite, CALABARZON, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Muzon I?▾
The Punong Barangay of Barangay Muzon I is Roldan Reyes Abanilla (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay Muzon I?▾
You can contact Barangay Muzon I via phone at 09654377805.
What municipality is Barangay Muzon I part of?▾
Barangay Muzon I is one of 20 barangays in the municipality of Rosario, Cavite, Philippines.
Is Barangay Muzon I urban or rural?▾
Barangay Muzon I 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 Rosario?▾
Rosario 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 Muzon I.
Has the population of Barangay Muzon I been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Muzon I went from 3,886 residents to 4,025 — a change of +3.6% over the intercensal period. The barangay is slowly growing based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay Muzon I in?▾
Barangay Muzon I is part of the CALABARZON administrative region of the Philippines. Within CALABARZON, the barangay falls under the province of Cavite, and is one of 20 barangays administered by Rosario.
How many barangays are in Rosario?▾
Rosario has 20 barangays, including Barangay Muzon I. You can browse the full list on our Rosario page.
How many residents does Barangay Muzon I have?▾
Barangay Muzon I had a population of 4,025 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Muzon I?▾
The primary PHLPost ZIP code for Rosario is 4106. 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 Muzon I, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Muzon I was last updated on 2026-05-24. 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 2026-05-24.
