Barangay III, City of Vigan, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
CityVigan
Postal code2700
Population (2020)1,128
Philippine major island(s)Luzon
Coordinates17.5747, 120.3863 (17° 34' North, 120° 23' East)
Estimated elevation above sea level18.3 meters (60.0 feet)

Barangay III, formerly Poblacion, is a barangay in the city of Vigan, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,128. This represented 2.09% of the total population of Vigan.

Demographics

Households

The household population of Barangay III in the 2015 Census was 963 broken down into 236 households or an average of 4.08 members per household.

details
Number of households in Barangay III (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,5442925.29
1,6613305.03
1,6313125.23
1,1802295.15
1,2422814.42
9632364.08

Population by age group

According to the 2015 Census, the age group with the highest population in Barangay III is 20 to 24, with 94 individuals. Conversely, the age group with the lowest population is 80 and over, with 10 individuals.

details
Population of Barangay III by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1191.96%
1 to 4585.99%
5 to 9777.95%
10 to 14929.50%
15 to 19939.61%
20 to 24949.71%
25 to 29687.02%
30 to 34666.82%
35 to 39798.16%
40 to 44656.71%
45 to 49505.17%
50 to 54505.17%
55 to 59484.96%
60 to 64434.44%
65 to 69242.48%
70 to 74202.07%
75 to 79121.24%
80 and over101.03%
Total968100.00%
  • Youth Dependency Ratio: 37.5
  • Old Age Dependency Ratio: 10.06
  • Total Dependency Ratio: 47.56
  • Median Age: 28.75

Historical population

The population of Barangay III fell from 1,571 in 1990 to 1,128 in 2020, a decrease of 443 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 3.27%, or an increase of 160 people, from the previous population of 968 in 2015.

Population of Barangay III (1990‑2020)
Census datePopulationGrowth rate
1,571
1,8132.72%
1,812-0.01%
1,393-3.56%
1,4270.88%
968-7.12%
1,1283.27%

Location

Barangay III is situated at approximately 17.5747, 120.3863, in the island of Luzon. Elevation at these coordinates is estimated at 18.3 meters or 60.0 feet above mean sea level.


Adjacent barangays

Barangay III 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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