San Andres, City of Ilagan, Province of Isabela

Summary data
Typebarangay
Island groupLuzon
RegionCagayan Valley (Region II)
ProvinceIsabela
CityIlagan
Postal code3330
Population (2020)1,083
Philippine major island(s)Luzon
Coordinates17.1495, 121.9248 (17° 9' North, 121° 55' East)
Estimated elevation above sea level63.0 meters (206.7 feet)

San Andres, formerly Angarilla, is a barangay in the city of Ilagan, in the province of Isabela. Its population as determined by the 2020 Census was 1,083. This represented 0.68% of the total population of Ilagan.

Demographics

Households

The household population of San Andres in the 2015 Census was 1,072 broken down into 262 households or an average of 4.09 members per household.

details
Number of households in San Andres (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
6731305.18
6441354.77
7291584.61
8732124.12
9662274.26
1,0722624.09

Population by age group

According to the 2015 Census, the age group with the highest population in San Andres is 10 to 14, with 104 individuals. Conversely, the age group with the lowest population is 80 and over, with 5 individuals.

details
Population of San Andres by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1191.77%
1 to 4857.93%
5 to 91039.61%
10 to 141049.70%
15 to 19979.05%
20 to 241029.51%
25 to 29968.96%
30 to 34898.30%
35 to 39767.09%
40 to 44767.09%
45 to 49656.06%
50 to 54585.41%
55 to 59353.26%
60 to 64252.33%
65 to 69242.24%
70 to 7460.56%
75 to 7970.65%
80 and over50.47%
Total1,072100.00%
  • Youth Dependency Ratio: 43.25
  • Old Age Dependency Ratio: 5.84
  • Total Dependency Ratio: 49.09
  • Median Age: 26.35

Historical population

The population of San Andres grew from 673 in 1990 to 1,083 in 2020, an increase of 410 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 0.22%, or an increase of 11 people, from the previous population of 1,072 in 2015.

Population of San Andres (1990‑2020)
Census datePopulationGrowth rate
673
644-0.82%
7292.69%
8732.52%
9663.75%
1,0722.00%
1,0830.22%

Location

San Andres is situated at approximately 17.1495, 121.9248, in the island of Luzon. Elevation at these coordinates is estimated at 63.0 meters or 206.7 feet above mean sea level.


Adjacent barangays

San Andres 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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