San Antonio, City of Iriga, Province of Camarines Sur
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | Bicol Region (Region V) |
| Province | Camarines Sur |
| City | Iriga |
| Postal code | 4431 |
| Population (2020) | 4,074 |
| Philippine major island(s) | Luzon |
| Coordinates | 13.3780, 123.4160 (13° 23' North, 123° 25' East) |
| Estimated elevation above sea level | 41.1 meters (134.8 feet) |
San Antonio is a barangay in the city of Iriga, in the province of Camarines Sur. Its population as determined by the 2020 Census was 4,074. This represented 3.56% of the total population of Iriga.
Demographics
Households
The household population of San Antonio in the 2015 Census was 4,225 broken down into 886 households or an average of 4.77 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 2,980 | 570 | 5.23 | |
| 3,180 | 634 | 5.02 | |
| 3,539 | 690 | 5.13 | |
| 3,735 | 722 | 5.17 | |
| 3,987 | 839 | 4.75 | |
| 4,225 | 886 | 4.77 |
Population by age group
According to the 2015 Census, the age group with the highest population in San Antonio is 10 to 14, with 473 individuals. Conversely, the age group with the lowest population is 80 and over, with 40 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 81 | 1.92% |
| 1 to 4 | 343 | 8.12% |
| 5 to 9 | 437 | 10.34% |
| 10 to 14 | 473 | 11.20% |
| 15 to 19 | 439 | 10.39% |
| 20 to 24 | 336 | 7.95% |
| 25 to 29 | 362 | 8.57% |
| 30 to 34 | 264 | 6.25% |
| 35 to 39 | 261 | 6.18% |
| 40 to 44 | 226 | 5.35% |
| 45 to 49 | 212 | 5.02% |
| 50 to 54 | 207 | 4.90% |
| 55 to 59 | 158 | 3.74% |
| 60 to 64 | 142 | 3.36% |
| 65 to 69 | 115 | 2.72% |
| 70 to 74 | 76 | 1.80% |
| 75 to 79 | 53 | 1.25% |
| 80 and over | 40 | 0.95% |
| Total | 4,225 | 100.00% |
| ||
Historical population
The population of San Antonio grew from 2,980 in 1990 to 4,074 in 2020, an increase of 1,094 people over the course of 30 years. The latest census figures in 2020 denote a negative annualized growth rate of 0.76%, or a decrease of 151 people, from the previous population of 4,225 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 2,980 | – | |
| 3,180 | 1.22% | |
| 3,539 | 2.32% | |
| 3,735 | 0.75% | |
| 3,987 | 2.41% | |
| 4,225 | 1.11% | |
| 4,074 | -0.76% |
Location
San Antonio is situated at approximately 13.3780, 123.4160, in the island of Luzon. Elevation at these coordinates is estimated at 41.1 meters or 134.8 feet above mean sea level.
Adjacent barangays
San Antonio 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.