Apaya, Municipality of Alilem, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalityAlilem
Postal code2716
Population (2020)598
Philippine major island(s)Luzon
Coordinates16.8817, 120.5831 (16° 53' North, 120° 35' East)
Estimated elevation above sea level328.2 meters (1,076.8 feet)

Apaya is a barangay in the municipality of Alilem, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 598. This represented 8.12% of the total population of Alilem.

Demographics

Households

The household population of Apaya in the 2015 Census was 531 broken down into 101 households or an average of 5.26 members per household.

details
Number of households in Apaya (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
432726.00
425725.90
480825.85
469915.15
529935.69
5311015.26

Population by age group

According to the 2015 Census, the age group with the highest population in Apaya is 15 to 19, with 63 individuals. Conversely, the age group with the lowest population is 75 to 79, with 7 individuals.

details
Population of Apaya by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 181.51%
1 to 4356.59%
5 to 96011.30%
10 to 145610.55%
15 to 196311.86%
20 to 24448.29%
25 to 29407.53%
30 to 34295.46%
35 to 39346.40%
40 to 44336.21%
45 to 49254.71%
50 to 54224.14%
55 to 59142.64%
60 to 64173.20%
65 to 69234.33%
70 to 7491.69%
75 to 7971.32%
80 and over122.26%
Total531100.00%
  • Youth Dependency Ratio: 49.53
  • Old Age Dependency Ratio: 15.89
  • Total Dependency Ratio: 65.42
  • Median Age: 24.94

Historical population

The population of Apaya grew from 432 in 1990 to 598 in 2020, an increase of 166 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 2.53%, or an increase of 67 people, from the previous population of 531 in 2015.

Population of Apaya (1990‑2020)
Census datePopulationGrowth rate
432
425-0.31%
4802.64%
469-0.32%
5294.48%
5310.07%
5982.53%

Location

Apaya is situated at approximately 16.8817, 120.5831, in the island of Luzon. Elevation at these coordinates is estimated at 328.2 meters or 1,076.8 feet above mean sea level.


Adjacent barangays

Apaya 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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