Balaybay, Municipality of Castillejos, Province of Zambales

Summary data
Typebarangay
Island groupLuzon
RegionCentral Luzon (Region III)
ProvinceZambales
MunicipalityCastillejos
Postal code2208
Population (2020)10,127
Philippine major island(s)Luzon
Coordinates14.9117, 120.2023 (14° 55' North, 120° 12' East)
Estimated elevation above sea level43.1 meters (141.4 feet)

Balaybay is a barangay in the municipality of Castillejos, in the province of Zambales. Its population as determined by the 2020 Census was 10,127. This represented 14.92% of the total population of Castillejos.

Demographics

Households

The household population of Balaybay in the 2015 Census was 10,997 broken down into 2,704 households or an average of 4.07 members per household.

details
Number of households in Balaybay (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,5903294.83
4,7699974.78
5,7081,2444.59
8,0601,6844.79
9,3402,2854.09
10,9972,7044.07

Population by age group

According to the 2015 Census, the age group with the highest population in Balaybay is 20 to 24, with 1,284 individuals. Conversely, the age group with the lowest population is 80 and over, with 64 individuals.

details
Population of Balaybay by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 12642.39%
1 to 41,15810.47%
5 to 91,13410.25%
10 to 149138.25%
15 to 199768.82%
20 to 241,28411.61%
25 to 291,28111.58%
30 to 349138.25%
35 to 396796.14%
40 to 445785.22%
45 to 494784.32%
50 to 544213.81%
55 to 593363.04%
60 to 642342.11%
65 to 691671.51%
70 to 741181.07%
75 to 79660.60%
80 and over640.58%
Total11,064100.00%
  • Youth Dependency Ratio: 48.31
  • Old Age Dependency Ratio: 5.78
  • Total Dependency Ratio: 54.09
  • Median Age: 24.23

Historical population

The population of Balaybay grew from 1,590 in 1990 to 10,127 in 2020, an increase of 8,537 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.85%, or a decrease of 937 people, from the previous population of 11,064 in 2015.

Population of Balaybay (1990‑2020)
Census datePopulationGrowth rate
1,590
4,76922.85%
5,7374.04%
8,2935.21%
9,4204.75%
11,0643.11%
10,127-1.85%

Location

Balaybay is situated at approximately 14.9117, 120.2023, in the island of Luzon. Elevation at these coordinates is estimated at 43.1 meters or 141.4 feet above mean sea level.


Adjacent barangays

Balaybay 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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