San Antonio, Municipality of Santa Cruz, Province of Ilocos Sur
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | Ilocos Region (Region I) |
| Province | Ilocos Sur |
| Municipality | Santa Cruz |
| Postal code | 2713 |
| Population (2020) | 544 |
| Philippine major island(s) | Luzon |
| Coordinates | 17.0339, 120.4746 (17° 2' North, 120° 28' East) |
| Estimated elevation above sea level | 44.4 meters (145.7 feet) |
San Antonio is a barangay in the municipality of Santa Cruz, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 544. This represented 1.32% of the total population of Santa Cruz.
Demographics
Households
The household population of San Antonio in the 2015 Census was 467 broken down into 98 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 |
|---|---|---|---|
| 222 | 37 | 6.00 | |
| 258 | 41 | 6.29 | |
| 313 | 48 | 6.52 | |
| 387 | 70 | 5.53 | |
| 413 | 78 | 5.29 | |
| 467 | 98 | 4.77 |
Population by age group
According to the 2015 Census, the age group with the highest population in San Antonio is 5 to 9, with 58 individuals. Conversely, the age group with the lowest population is 70 to 74, with 3 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 14 | 3.00% |
| 1 to 4 | 42 | 8.99% |
| 5 to 9 | 58 | 12.42% |
| 10 to 14 | 42 | 8.99% |
| 15 to 19 | 41 | 8.78% |
| 20 to 24 | 46 | 9.85% |
| 25 to 29 | 44 | 9.42% |
| 30 to 34 | 38 | 8.14% |
| 35 to 39 | 32 | 6.85% |
| 40 to 44 | 20 | 4.28% |
| 45 to 49 | 21 | 4.50% |
| 50 to 54 | 15 | 3.21% |
| 55 to 59 | 21 | 4.50% |
| 60 to 64 | 10 | 2.14% |
| 65 to 69 | 10 | 2.14% |
| 70 to 74 | 3 | 0.64% |
| 75 to 79 | 4 | 0.86% |
| 80 and over | 6 | 1.28% |
| Total | 467 | 100.00% |
| ||
Historical population
The population of San Antonio grew from 222 in 1990 to 544 in 2020, an increase of 322 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 3.26%, or an increase of 77 people, from the previous population of 467 in 2015.
Trends in population growth
| Census date | Population | Growth rate |
|---|---|---|
| 222 | – | |
| 258 | 2.86% | |
| 313 | 4.23% | |
| 387 | 2.97% | |
| 413 | 2.40% | |
| 467 | 2.37% | |
| 544 | 3.26% |
Location
San Antonio is situated at approximately 17.0339, 120.4746, in the island of Luzon. Elevation at these coordinates is estimated at 44.4 meters or 145.7 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.