Barangay Biaan is a barangay in Mariveles, Bataan, in the Central Luzon (Region III) of the Philippines. Registered under PSGC code 0300807014 with ZIP code 2105, it had a 2020 Census population of 2,663. That makes it the 17th most populous of Mariveles's 18 barangays (1.7% of the municipal total of 156,200). It sits at about 439.5 m above sea level at coordinates 14.4896, 120.4447.
Overview
Barangay Biaan is a local community situated within Mariveles, Bataan. Serving as the primary administrative building block of local governance, it connects local residents directly to municipal public services, community development, and regional infrastructure networks.
Demographics & Population Trends
Insights into growth, age distributions, and household composition.
Historical Population Growth
Barangay Biaan is tracked across every census round conducted by the Philippine Statistics Authority. The table and bar chart below trace its recorded population from 1990 to 2020, together with the annualized growth rate and net population change between counts. Read side by side, they show whether Biaan is expanding, contracting, or holding steady within Mariveles, a signal that informs housing demand, school-age population, and the delivery of local public services.
| Census Date | Population | Growth | Net |
|---|---|---|---|
| 1990 May 1 | 805 | — | — |
| 1995 Sep 1 | 846 | +0.93% | 41 |
| 2000 May 1 | 1,102 | +5.83% | 256 |
| 2007 Aug 1 | 1,299 | +2.29% | 197 |
| 2010 May 1 | 1,571 | +7.17% | 272 |
| 2015 Aug 1 | 1,837 | +3.02% | 266 |
| 2020 May 1 | 2,663 | +8.13% | 826 |
Age Distribution (2015 Census)
The age profile of Barangay Biaan is drawn from the 2015 Census and grouped into five-year age bands. The table and bar chart below show how residents split across the young dependent population, the working-age population, and older residents, the balance that drives the local dependency ratio and median age. A community weighted toward working-age adults points to a wider labor force, while a broad base of children signals future demand for schools, health centers, and youth programs in Mariveles.
| Age Group | Population | Share |
|---|---|---|
| Under 1 | 38 | 2.07% |
| 1 to 4 | 161 | 8.76% |
| 5 to 9 | 189 | 10.29% |
| 10 to 14 | 218 | 11.87% |
| 15 to 19 | 187 | 10.18% |
| 20 to 24 | 186 | 10.13% |
| 25 to 29 | 150 | 8.17% |
| 30 to 34 | 149 | 8.11% |
| 35 to 39 | 115 | 6.26% |
| 40 to 44 | 119 | 6.48% |
| 45 to 49 | 100 | 5.44% |
| 50 to 54 | 67 | 3.65% |
| 55 to 59 | 54 | 2.94% |
| 60 to 64 | 50 | 2.72% |
| 65 to 69 | 27 | 1.47% |
| 70 to 74 | 15 | 0.82% |
| 75 to 79 | 3 | 0.16% |
| 80 and over | 9 | 0.49% |
Young population (0-14) · 32.99%
Working-age population (15-64) · 64.07%
Older population (65+) · 2.94%
Household Trends
Household formation in Barangay Biaan is measured each census through the number of households and the average household size. The table and bar chart below plot how the household count has moved across the years. A rising number of households alongside a falling average size usually reflects smaller family units and new home formation, while a steady average size suggests multigenerational living remains common. These figures help gauge local housing stock, utility demand, and the pace of residential development in Mariveles.
| Census Date | Households | Avg. Size |
|---|---|---|
| 1990 May 1 | 177 | 4.55 |
| 1995 Sep 1 | 224 | 3.73 |
| 2000 May 1 | 233 | 4.73 |
| 2007 Aug 1 | 286 | 4.54 |
| 2010 May 1 | 348 | 4.51 |
| 2015 Aug 1 | 421 | 4.26 |
Location & Environment
Geographic coordinates, comparative elevation, and environmental risk profile.
Relative rank among Mariveles's barangays by 2020 population.
Elevation profile, compared to the 50.9 m municipal median.
Barangay Biaan is located at approximately 14.4896, 120.4447 (14°29'23" N, 120°26'41" E) on Luzon , roughly 439.5 meters above sea level.
Hazard Profile & Risk Context
Central Luzon lies along the main track of Pacific tropical cyclones and sees frequent typhoon passage during the June to November season.
HighCentral Luzon has moderate seismic exposure from regional fault systems, with occasional felt earthquakes.
ModerateAt roughly 439.5 m elevation, steeper upland terrain can raise landslide susceptibility during prolonged or heavy rainfall.
ModerateGeneral planning context derived from topographic models. Refer to PHIVOLCS and municipal DRRMO advisories for official disaster risk mapping.
Governance & Administrative Record
Local administration setup and statutory registry parameters.
As the primary administrative tier in the Philippines, Barangay Biaan in municipality of Mariveles, province of Bataan is led by an elected Punong Barangay alongside a Sangguniang Barangay composed of seven elected council members. The barangay council oversees neighborhood disputes via the Lupong Tagapamayapa, enacts local ordinances, and maintains peace and public safety.
Official Registry
PSGC Statutory Data Sheet
Surrounding Area & Local Culture
Nearby communities, cultural landmarks, and local services in Mariveles.
Nearest Barangays
Regional Culinary Highlights
Fresh-from-the-sea squid, mussels, and fish, often charcoal-grilled and served with a side of buro (fermented rice).
Buro (Balaw-balaw)Fermented rice with shrimp or fish, a pungent and savory condiment traditionally paired with grilled tilapia or fresh mu...
Tinapa (Smoked Fish)Bataan is a major producer of high-quality smoked fish, often using galunggong (round scad), prized for its smoky depth...
Alimango (Crabs)Often steamed, fried, or cooked in coconut milk, sourced from the vast mangrove areas surrounding the peninsula.
Other Barangays in Mariveles
Frequently Asked Questions
Where is Barangay Biaan located?
Barangay Biaan is a barangay in Mariveles, Bataan, in the Central Luzon (Region III) of the Philippines. Registered under PSGC code 0300807014 with ZIP code 2105, it had a 2020 Census population of 2,663. That makes it the 17th most populous of Mariveles's 18 barangays (1.7% of the municipal total of 156,200). It sits at about 439.5 m above sea level at coordinates 14.4896, 120.4447.
What is the population of Barangay Biaan?
2,663 as of the 2020 Census, the 17th largest of Mariveles's 18 barangays (1.7% of the municipal total).
What is the PSGC code of Barangay Biaan?
The PSGC code is 0300807014, a nine-digit identifier in the PSA classification.
What is the ZIP code of Barangay Biaan?
ZIP 2105, covering Mariveles and its barangays.
How many barangays does Mariveles have?
18 barangays per the PSA PSGC 1Q 2026 release.
Notes & Data Sources
- Administrative boundaries sourced from the PSA PSGC 1Q 2026 dataset release.
- Population figures and geographical metrics are integrated from official PhilAtlas and PSA Census records.