Santiago, Municipality of Reina Mercedes, Province of Isabela

Summary data
Typebarangay
Island groupLuzon
RegionCagayan Valley (Region II)
ProvinceIsabela
MunicipalityReina Mercedes
Postal code3303
Population (2020)1,090
Philippine major island(s)Luzon
Coordinates17.0230, 121.7616 (17° 1' North, 121° 46' East)
Estimated elevation above sea level44.5 meters (146.0 feet)

Santiago is a barangay in the municipality of Reina Mercedes, in the province of Isabela. Its population as determined by the 2020 Census was 1,090. This represented 3.91% of the total population of Reina Mercedes.

Demographics

Households

The household population of Santiago in the 2015 Census was 1,094 broken down into 272 households or an average of 4.02 members per household.

details
Number of households in Santiago (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
7181325.44
7541475.13
8401595.28
8362004.18
9062124.27
1,0942724.02

Population by age group

According to the 2015 Census, the age group with the highest population in Santiago is 5 to 9, with 120 individuals. Conversely, the age groups with the lowest population are in the ranges 70 to 74, and 75 to 79, with 7 individuals.

details
Population of Santiago by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1292.65%
1 to 411110.15%
5 to 912010.97%
10 to 14938.50%
15 to 19938.50%
20 to 24928.41%
25 to 2911810.79%
30 to 341009.14%
35 to 39847.68%
40 to 44484.39%
45 to 49534.84%
50 to 54494.48%
55 to 59322.93%
60 to 64292.65%
65 to 69201.83%
70 to 7470.64%
75 to 7970.64%
80 and over90.82%
Total1,094100.00%
  • Youth Dependency Ratio: 50.57
  • Old Age Dependency Ratio: 6.16
  • Total Dependency Ratio: 56.73
  • Median Age: 25.38

Historical population

The population of Santiago grew from 718 in 1990 to 1,090 in 2020, an increase of 372 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 0.08%, or a decrease of 4 people, from the previous population of 1,094 in 2015.

Population of Santiago (1990‑2020)
Census datePopulationGrowth rate
718
7540.92%
8402.34%
836-0.07%
9062.97%
1,0943.65%
1,090-0.08%

Location

Santiago is situated at approximately 17.0230, 121.7616, in the island of Luzon. Elevation at these coordinates is estimated at 44.5 meters or 146.0 feet above mean sea level.


Adjacent barangays

Santiago 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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