San Nicolas, Municipality of Castillejos, Province of Zambales

Summary data
Typebarangay
Island groupLuzon
RegionCentral Luzon (Region III)
ProvinceZambales
MunicipalityCastillejos
Postal code2208
Population (2020)4,388
Philippine major island(s)Luzon
Coordinates14.9269, 120.2017 (14° 56' North, 120° 12' East)
Estimated elevation above sea level51.0 meters (167.3 feet)

San Nicolas is a barangay in the municipality of Castillejos, in the province of Zambales. Its population as determined by the 2020 Census was 4,388. This represented 6.46% of the total population of Castillejos.

Demographics

Households

The household population of San Nicolas in the 2015 Census was 4,893 broken down into 1,245 households or an average of 3.93 members per household.

details
Number of households in San Nicolas (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
3,0006064.95
2,3435334.40
2,5105444.61
3,4238364.09
3,8008934.26
4,8931,2453.93

Population by age group

According to the 2015 Census, the age group with the highest population in San Nicolas is 25 to 29, with 574 individuals. Conversely, the age group with the lowest population is 80 and over, with 39 individuals.

details
Population of San Nicolas by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1911.86%
1 to 44078.32%
5 to 94559.30%
10 to 144018.20%
15 to 194459.09%
20 to 2452510.73%
25 to 2957411.73%
30 to 344018.20%
35 to 393416.97%
40 to 442745.60%
45 to 492214.52%
50 to 541903.88%
55 to 591683.43%
60 to 641262.58%
65 to 691202.45%
70 to 74701.43%
75 to 79450.92%
80 and over390.80%
Total4,893100.00%
  • Youth Dependency Ratio: 41.47
  • Old Age Dependency Ratio: 8.39
  • Total Dependency Ratio: 49.86
  • Median Age: 26.07

Historical population

The population of San Nicolas grew from 3,000 in 1990 to 4,388 in 2020, an increase of 1,388 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 2.27%, or a decrease of 505 people, from the previous population of 4,893 in 2015.

Population of San Nicolas (1990‑2020)
Census datePopulationGrowth rate
3,000
2,343-4.53%
2,5101.49%
3,4234.37%
3,8164.04%
4,8934.85%
4,388-2.27%

Location

San Nicolas is situated at approximately 14.9269, 120.2017, in the island of Luzon. Elevation at these coordinates is estimated at 51.0 meters or 167.3 feet above mean sea level.


Adjacent barangays

San Nicolas 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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