Poblacion Sur, Municipality of Santiago, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalitySantiago
Postal code2707
Population (2020)495
Philippine major island(s)Luzon
Coordinates17.2908, 120.4462 (17° 17' North, 120° 27' East)
Estimated elevation above sea level11.5 meters (37.7 feet)

Poblacion Sur is a barangay in the municipality of Santiago, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 495. This represented 2.54% of the total population of Santiago.

Demographics

Households

The household population of Poblacion Sur in the 2015 Census was 496 broken down into 107 households or an average of 4.64 members per household.

details
Number of households in Poblacion Sur (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
415795.25
482915.30
504965.25
5371084.97
5391224.42
4961074.64

Population by age group

According to the 2015 Census, the age group with the highest population in Poblacion Sur is 20 to 24, with 57 individuals. Conversely, the age group with the lowest population is 75 to 79, with 7 individuals.

details
Population of Poblacion Sur by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1132.62%
1 to 4357.06%
5 to 9377.46%
10 to 14418.27%
15 to 19469.27%
20 to 245711.49%
25 to 29357.06%
30 to 34448.87%
35 to 39255.04%
40 to 44265.24%
45 to 49346.85%
50 to 54234.64%
55 to 59265.24%
60 to 64173.43%
65 to 6991.81%
70 to 74122.42%
75 to 7971.41%
80 and over91.81%
Total496100.00%
  • Youth Dependency Ratio: 37.84
  • Old Age Dependency Ratio: 11.11
  • Total Dependency Ratio: 48.95
  • Median Age: 27.71

Historical population

The population of Poblacion Sur grew from 419 in 1990 to 495 in 2020, an increase of 76 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 0.04%, or a decrease of 1 people, from the previous population of 496 in 2015.

Population of Poblacion Sur (1990‑2020)
Census datePopulationGrowth rate
419
4822.66%
5040.96%
5421.01%
539-0.20%
496-1.57%
495-0.04%

Location

Poblacion Sur is situated at approximately 17.2908, 120.4462, in the island of Luzon. Elevation at these coordinates is estimated at 11.5 meters or 37.7 feet above mean sea level.


Adjacent barangays

Poblacion Sur shares a common border with the following barangay(s):

Notes

  1. Data on population, and households, are from the Philippine Statistics Authority.
  2. Postal code information is from the Philippine Postal Corporation.
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