Biaan, Municipality of Mariveles, Province of Bataan
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | Central Luzon (Region III) |
| Province | Bataan |
| Municipality | Mariveles |
| Postal code | 2105 |
| Population (2020) | 2,663 |
| Philippine major island(s) | Luzon |
| Coordinates | 14.4896, 120.4447 (14° 29' North, 120° 27' East) |
| Estimated elevation above sea level | 439.5 meters (1,441.9 feet) |
Biaan is a barangay in the municipality of Mariveles, in the province of Bataan. Its population as determined by the 2020 Census was 2,663. This represented 1.78% of the total population of Mariveles.
Demographics
Households
The household population of Biaan in the 2015 Census was 1,795 broken down into 421 households or an average of 4.26 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 805 | 177 | 4.55 | |
| 835 | 224 | 3.73 | |
| 1,102 | 233 | 4.73 | |
| 1,299 | 286 | 4.54 | |
| 1,571 | 348 | 4.51 | |
| 1,795 | 421 | 4.26 |
Population by age group
According to the 2015 Census, the age group with the highest population in Biaan is 10 to 14, with 218 individuals. Conversely, the age group with the lowest population is 75 to 79, with 3 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| 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% |
| Total | 1,837 | 100.00% |
| ||
Historical population
The population of Biaan grew from 805 in 1990 to 2,663 in 2020, an increase of 1,858 people over the course of 30 years. The latest census figures in 2020 denote a positive annualized growth rate of 8.13%, or an increase of 826 people, from the previous population of 1,837 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 805 | – | |
| 846 | 0.93% | |
| 1,102 | 5.83% | |
| 1,299 | 2.29% | |
| 1,571 | 7.17% | |
| 1,837 | 3.02% | |
| 2,663 | 8.13% |
Location
Biaan is situated at approximately 14.4896, 120.4447, in the island of Luzon. Elevation at these coordinates is estimated at 439.5 meters or 1,441.9 feet above mean sea level.
Adjacent barangays
Biaan shares a common border with the following barangay(s):
Notes
- Data on population, and households, are from the Philippine Statistics Authority.
- Postal code information is from the Philippine Postal Corporation.