Silag, Municipality of Santa Maria, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalitySanta Maria
Postal code2705
Population (2015)1,399
Philippine major island(s)Luzon
Coordinates17.3650, 120.5224

Silag is a barangay in the municipality of Santa Maria, in the province of Ilocos Sur. Its population as determined by the 2015 Census was 1,399. This represented 4.61% of the total population of Santa Maria.

Demographics

Population by age group

According to the 2015 Census, the age group with the highest population in Silag is 15 to 19, with 148 individuals. Conversely, the age group with the lowest population is Under 1, with 20 individuals.

details
Age groupPopulation (2015)
Under 120
1 to 4115
5 to 9120
10 to 14132
15 to 19148
20 to 24140
25 to 29114
30 to 3490
35 to 3975
40 to 4467
45 to 4987
50 to 5478
55 to 5955
60 to 6456
65 to 6926
70 to 7422
75 to 7924
80 and over30
Total1,399

Historical population

The population of Silag grew from 1,014 in 1990 to 1,399 in 2015, an increase of 385 people. The latest census figures in 2015 denote a positive growth rate of 1.56%, or an increase of 109 people, from the previous population of 1,290 in 2010.

Census datePopulationGrowth rate
1,014
1,0180.07%
1,1372.40%
1,2661.49%
1,2900.69%
1,3991.56%

Location

Silag is situated at approximately 17.3650, 120.5224, in the island of Luzon. Elevation at these coordinates is estimated at 66.3 meters or 217.5 feet above mean sea level.


Adjacent barangays

Silag shares a common border with the following barangay(s):

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Notes

  1. Data on population is from the Philippine Statistics Authority.
  2. Postal code information is from the Philippine Postal Corporation.