Barangay 1, Municipality of Calbiga, Province of Samar
| Type | barangay | 
|---|---|
| Island group | Visayas | 
| Region | Eastern Visayas (Region VIII) | 
| Province | Samar | 
| Municipality | Calbiga | 
| Postal code | 6715 | 
| Population (2020) | 360 | 
| Philippine major island(s) | Samar | 
| Coordinates | 11.6248, 125.0189 (11° 37' North, 125° 1' East) | 
| Estimated elevation above sea level | 10.8 meters (35.4 feet) | 
Barangay 1, formerly Poblacion, is a barangay in the municipality of Calbiga, in the province of Samar. Its population as determined by the 2020 Census was 360. This represented 1.54% of the total population of Calbiga.
Demographics
Households
The household population of Barangay 1 in the 2015 Census was 400 broken down into 74 households or an average of 5.41 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size | 
|---|---|---|---|
| 245 | 46 | 5.33 | |
| 333 | 59 | 5.64 | |
| 355 | 68 | 5.22 | |
| 412 | 80 | 5.15 | |
| 403 | 76 | 5.30 | |
| 400 | 74 | 5.41 | 
Population by age group
According to the 2015 Census, the age group with the highest population in Barangay 1 is 15 to 19, with 50 individuals. Conversely, the age group with the lowest population is 75 to 79, with 6 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage | 
|---|---|---|
| Under 1 | 7 | 1.69% | 
| 1 to 4 | 26 | 6.30% | 
| 5 to 9 | 39 | 9.44% | 
| 10 to 14 | 41 | 9.93% | 
| 15 to 19 | 50 | 12.11% | 
| 20 to 24 | 35 | 8.47% | 
| 25 to 29 | 22 | 5.33% | 
| 30 to 34 | 33 | 7.99% | 
| 35 to 39 | 28 | 6.78% | 
| 40 to 44 | 24 | 5.81% | 
| 45 to 49 | 16 | 3.87% | 
| 50 to 54 | 20 | 4.84% | 
| 55 to 59 | 20 | 4.84% | 
| 60 to 64 | 15 | 3.63% | 
| 65 to 69 | 8 | 1.94% | 
| 70 to 74 | 9 | 2.18% | 
| 75 to 79 | 6 | 1.45% | 
| 80 and over | 14 | 3.39% | 
| Total | 413 | 100.00% | 
| 
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Historical population
The population of Barangay 1 grew from 245 in 1990 to 360 in 2020, an increase of 115 people over the course of 30 years. The latest census figures in 2020 denote a negative annualized growth rate of 2.85%, or a decrease of 53 people, from the previous population of 413 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate | 
|---|---|---|
| 245 | – | |
| 333 | 5.92% | |
| 359 | 1.63% | |
| 415 | 2.02% | |
| 407 | -0.71% | |
| 413 | 0.28% | |
| 360 | -2.85% | 
Location
Barangay 1 is situated at approximately 11.6248, 125.0189, in the island of Samar. Elevation at these coordinates is estimated at 10.8 meters or 35.4 feet above mean sea level.
Adjacent barangays
Barangay 1 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.