Lagatit, 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)1,027
Philippine major island(s)Luzon
Coordinates17.6290, 120.4453 (17° 38' North, 120° 27' East)
Estimated elevation above sea level30.1 meters (98.8 feet)

Lagatit is a barangay in the municipality of Santo Domingo, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,027. This represented 3.54% of the total population of Santo Domingo.

Demographics

Households

The household population of Lagatit in the 2015 Census was 917 broken down into 218 households or an average of 4.21 members per household.

details
Number of households in Lagatit (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
6941215.74
8031425.65
8251575.25
8301894.39
9061954.65
9172184.21

Population by age group

According to the 2015 Census, the age groups with the highest population in Lagatit are in the ranges 5 to 9, and 25 to 29, with 90 individuals. Conversely, the age group with the lowest population is 80 and over, with 9 individuals.

details
Population of Lagatit by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1242.62%
1 to 4626.76%
5 to 9909.81%
10 to 14788.51%
15 to 19576.22%
20 to 24889.60%
25 to 29909.81%
30 to 34646.98%
35 to 39626.76%
40 to 44556.00%
45 to 49576.22%
50 to 54374.03%
55 to 59343.71%
60 to 64454.91%
65 to 69333.60%
70 to 74181.96%
75 to 79141.53%
80 and over90.98%
Total917100.00%
  • Youth Dependency Ratio: 43.12
  • Old Age Dependency Ratio: 12.56
  • Total Dependency Ratio: 55.68
  • Median Age: 28.31

Historical population

The population of Lagatit grew from 694 in 1990 to 1,027 in 2020, an increase of 333 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 2.41%, or an increase of 110 people, from the previous population of 917 in 2015.

Population of Lagatit (1990‑2020)
Census datePopulationGrowth rate
694
8032.77%
8250.58%
8300.08%
9063.24%
9170.23%
1,0272.41%

Location

Lagatit is situated at approximately 17.6290, 120.4453, 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

Lagatit 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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