San Julian Sur, City of Vigan, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
CityVigan
Postal code2700
Population (2020)1,361
Philippine major island(s)Luzon
Coordinates17.5693, 120.3974 (17° 34' North, 120° 24' East)
Estimated elevation above sea level9.2 meters (30.2 feet)

San Julian Sur is a barangay in the city of Vigan, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,361. This represented 2.52% of the total population of Vigan.

Demographics

Households

The household population of San Julian Sur in the 2015 Census was 1,278 broken down into 287 households or an average of 4.45 members per household.

details
Number of households in San Julian Sur (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
8391615.21
8301854.49
1,0452384.39
9981945.14
1,0802274.76
1,2782874.45

Population by age group

According to the 2015 Census, the age group with the highest population in San Julian Sur is 20 to 24, with 144 individuals. Conversely, the age group with the lowest population is 80 and over, with 14 individuals.

details
Population of San Julian Sur by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1292.27%
1 to 4907.04%
5 to 9937.28%
10 to 141148.92%
15 to 1913610.64%
20 to 2414411.27%
25 to 291048.14%
30 to 34745.79%
35 to 391007.82%
40 to 44776.03%
45 to 49735.71%
50 to 54645.01%
55 to 59715.56%
60 to 64473.68%
65 to 69161.25%
70 to 74161.25%
75 to 79161.25%
80 and over141.10%
Total1,278100.00%
  • Youth Dependency Ratio: 36.63
  • Old Age Dependency Ratio: 6.97
  • Total Dependency Ratio: 43.6
  • Median Age: 26.59

Historical population

The population of San Julian Sur grew from 839 in 1990 to 1,361 in 2020, an increase of 522 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.33%, or an increase of 83 people, from the previous population of 1,278 in 2015.

Population of San Julian Sur (1990‑2020)
Census datePopulationGrowth rate
839
830-0.20%
1,0455.06%
998-0.63%
1,0802.92%
1,2783.26%
1,3611.33%

Location

San Julian Sur is situated at approximately 17.5693, 120.3974, in the island of Luzon. Elevation at these coordinates is estimated at 9.2 meters or 30.2 feet above mean sea level.


Adjacent barangays

San Julian Sur 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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