Lussoc, Municipality of Santo Domingo, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalitySanto Domingo
Postal code2729
Population (2020)1,087
Philippine major island(s)Luzon
Coordinates17.6462, 120.4419 (17° 39' North, 120° 27' East)
Estimated elevation above sea level30.1 meters (98.8 feet)

Lussoc is a barangay in the municipality of Santo Domingo, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,087. This represented 3.74% of the total population of Santo Domingo.

Demographics

Households

The household population of Lussoc in the 2015 Census was 1,152 broken down into 271 households or an average of 4.25 members per household.

details
Number of households in Lussoc (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
9311556.01
1,0381805.77
1,0492065.09
1,0832324.67
1,1642544.58
1,1522714.25

Population by age group

According to the 2015 Census, the age group with the highest population in Lussoc is 5 to 9, with 117 individuals. Conversely, the age group with the lowest population is 75 to 79, with 14 individuals.

details
Population of Lussoc by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1232.00%
1 to 4685.90%
5 to 911710.16%
10 to 141028.85%
15 to 1911610.07%
20 to 24968.33%
25 to 29726.25%
30 to 34817.03%
35 to 39837.20%
40 to 44605.21%
45 to 49736.34%
50 to 54615.30%
55 to 59625.38%
60 to 64514.43%
65 to 69262.26%
70 to 74262.26%
75 to 79141.22%
80 and over211.82%
Total1,152100.00%
  • Youth Dependency Ratio: 41.06
  • Old Age Dependency Ratio: 11.52
  • Total Dependency Ratio: 52.58
  • Median Age: 28.75

Historical population

The population of Lussoc grew from 931 in 1990 to 1,087 in 2020, an increase of 156 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.22%, or a decrease of 65 people, from the previous population of 1,152 in 2015.

Population of Lussoc (1990‑2020)
Census datePopulationGrowth rate
931
1,0382.06%
1,0490.23%
1,0830.44%
1,1642.66%
1,152-0.20%
1,087-1.22%

Location

Lussoc is situated at approximately 17.6462, 120.4419, in the island of Luzon. Elevation at these coordinates is estimated at 30.1 meters or 98.8 feet above mean sea level.


Adjacent barangays

Lussoc 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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