Patac, Municipality of Galimuyod, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalityGalimuyod
Postal code2709
Population (2020)1,370
Philippine major island(s)Luzon
Coordinates17.1788, 120.4859 (17° 11' North, 120° 29' East)
Estimated elevation above sea level34.0 meters (111.5 feet)

Patac is a barangay in the municipality of Galimuyod, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,370. This represented 13.37% of the total population of Galimuyod.

Demographics

Households

The household population of Patac in the 2015 Census was 1,433 broken down into 312 households or an average of 4.59 members per household.

details
Number of households in Patac (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,0711845.82
1,1162065.42
1,1592434.77
1,3432784.83
1,3193094.27
1,4333124.59

Population by age group

According to the 2015 Census, the age group with the highest population in Patac is 10 to 14, with 136 individuals. Conversely, the age group with the lowest population is Under 1, with 19 individuals.

details
Population of Patac by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1191.33%
1 to 41097.61%
5 to 91228.51%
10 to 141369.49%
15 to 19896.21%
20 to 241077.47%
25 to 291147.96%
30 to 341349.35%
35 to 391319.14%
40 to 44926.42%
45 to 49876.07%
50 to 54735.09%
55 to 59563.91%
60 to 64563.91%
65 to 69372.58%
70 to 74231.61%
75 to 79241.67%
80 and over241.67%
Total1,433100.00%
  • Youth Dependency Ratio: 41.11
  • Old Age Dependency Ratio: 11.5
  • Total Dependency Ratio: 52.61
  • Median Age: 30.76

Historical population

The population of Patac grew from 1,071 in 1990 to 1,370 in 2020, an increase of 299 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 0.94%, or a decrease of 63 people, from the previous population of 1,433 in 2015.

Population of Patac (1990‑2020)
Census datePopulationGrowth rate
1,071
1,1160.77%
1,1590.81%
1,3432.05%
1,333-0.27%
1,4331.39%
1,370-0.94%

Location

Patac is situated at approximately 17.1788, 120.4859, in the island of Luzon. Elevation at these coordinates is estimated at 34.0 meters or 111.5 feet above mean sea level.


Adjacent barangays

Patac 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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