Oya‑oy, Municipality of Bacnotan, Province of La Union

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceLa Union
MunicipalityBacnotan
Postal code2515
Population (2020)561
Philippine major island(s)Luzon
Coordinates16.7719, 120.3727 (16° 46' North, 120° 22' East)
Estimated elevation above sea level24.0 meters (78.7 feet)

Oya‑oy is a barangay in the municipality of Bacnotan, in the province of La Union. Its population as determined by the 2020 Census was 561. This represented 1.26% of the total population of Bacnotan.

Demographics

Households

The household population of Oya-oy in the 2015 Census was 522 broken down into 137 households or an average of 3.81 members per household.

details
Number of households in Oya-oy (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
417864.85
490955.16
505985.15
4981134.41
5031234.09
5221373.81

Population by age group

According to the 2015 Census, the age group with the highest population in Oya-oy is 20 to 24, with 60 individuals. Conversely, the age groups with the lowest population are in the ranges 75 to 79, and 80 and over, with 10 individuals.

details
Population of Oya-oy by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1132.49%
1 to 4326.13%
5 to 9356.70%
10 to 14438.24%
15 to 19438.24%
20 to 246011.49%
25 to 29448.43%
30 to 34285.36%
35 to 39315.94%
40 to 44428.05%
45 to 49305.75%
50 to 54366.90%
55 to 59285.36%
60 to 64122.30%
65 to 69112.11%
70 to 74142.68%
75 to 79101.92%
80 and over101.92%
Total522100.00%
  • Youth Dependency Ratio: 34.75
  • Old Age Dependency Ratio: 12.71
  • Total Dependency Ratio: 47.46
  • Median Age: 28.98

Historical population

The population of Oya-oy grew from 417 in 1990 to 561 in 2020, an increase of 144 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.53%, or an increase of 39 people, from the previous population of 522 in 2015.

Population of Oya-oy (1990‑2020)
Census datePopulationGrowth rate
417
4903.07%
5050.65%
498-0.19%
5030.36%
5220.71%
5611.53%

Location

Oya‑oy is situated at approximately 16.7719, 120.3727, in the island of Luzon. Elevation at these coordinates is estimated at 24.0 meters or 78.7 feet above mean sea level.


Adjacent barangays

Oya‑oy 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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