Bagalayag, Municipality of Castilla, Province of Sorsogon
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | Bicol Region (Region V) |
| Province | Sorsogon |
| Municipality | Castilla |
| Postal code | 4713 |
| Population (2020) | 628 |
| Philippine major island(s) | Luzon |
| Coordinates | 12.9367, 123.8771 (12° 56' North, 123° 53' East) |
| Estimated elevation above sea level | 25.5 meters (83.7 feet) |
Bagalayag is a barangay in the municipality of Castilla, in the province of Sorsogon. Its population as determined by the 2020 Census was 628. This represented 1.04% of the total population of Castilla.
Demographics
Households
The household population of Bagalayag in the 2015 Census was 603 broken down into 126 households or an average of 4.79 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 385 | 73 | 5.27 | |
| 454 | 90 | 5.04 | |
| 529 | 89 | 5.94 | |
| 512 | 93 | 5.51 | |
| 520 | 107 | 4.86 | |
| 603 | 126 | 4.79 |
Population by age group
According to the 2015 Census, the age group with the highest population in Bagalayag is 1 to 4, with 82 individuals. Conversely, the age group with the lowest population is 80 and over, with 3 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 21 | 3.48% |
| 1 to 4 | 82 | 13.60% |
| 5 to 9 | 76 | 12.60% |
| 10 to 14 | 73 | 12.11% |
| 15 to 19 | 59 | 9.78% |
| 20 to 24 | 65 | 10.78% |
| 25 to 29 | 54 | 8.96% |
| 30 to 34 | 32 | 5.31% |
| 35 to 39 | 23 | 3.81% |
| 40 to 44 | 16 | 2.65% |
| 45 to 49 | 28 | 4.64% |
| 50 to 54 | 26 | 4.31% |
| 55 to 59 | 20 | 3.32% |
| 60 to 64 | 11 | 1.82% |
| 65 to 69 | 8 | 1.33% |
| 70 to 74 | 6 | 1.00% |
| 75 to 79 | – | 0.00% |
| 80 and over | 3 | 0.50% |
| Total | 603 | 100.00% |
| ||
Historical population
The population of Bagalayag grew from 385 in 1990 to 628 in 2020, an increase of 243 people over the course of 30 years. The latest census figures in 2020 denote a positive annualized growth rate of 0.86%, or an increase of 25 people, from the previous population of 603 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 385 | – | |
| 454 | 3.14% | |
| 529 | 3.33% | |
| 512 | -0.45% | |
| 520 | 0.57% | |
| 603 | 2.86% | |
| 628 | 0.86% |
Location
Bagalayag is situated at approximately 12.9367, 123.8771, in the island of Luzon. Elevation at these coordinates is estimated at 25.5 meters or 83.7 feet above mean sea level.
Adjacent barangays
Bagalayag 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.