Cagayungan, Municipality of Narvacan, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalityNarvacan
Postal code2704
Population (2020)1,178
Philippine major island(s)Luzon
Coordinates17.4033, 120.4922 (17° 24' North, 120° 30' East)
Estimated elevation above sea level7.7 meters (25.3 feet)

Cagayungan is a barangay in the municipality of Narvacan, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,178. This represented 2.55% of the total population of Narvacan.

Demographics

Households

The household population of Cagayungan in the 2015 Census was 1,198 broken down into 245 households or an average of 4.89 members per household.

details
Number of households in Cagayungan (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,0372284.55
9462054.61
9872204.49
1,1812654.46
1,2012504.80
1,1982454.89

Population by age group

According to the 2015 Census, the age group with the highest population in Cagayungan is 5 to 9, with 115 individuals. Conversely, the age groups with the lowest population are in the ranges 70 to 74, and 75 to 79, with 13 individuals.

details
Population of Cagayungan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1221.84%
1 to 4816.76%
5 to 91159.60%
10 to 141109.18%
15 to 191078.93%
20 to 24917.60%
25 to 29917.60%
30 to 341058.76%
35 to 39796.59%
40 to 44746.18%
45 to 49715.93%
50 to 54534.42%
55 to 59544.51%
60 to 64484.01%
65 to 69473.92%
70 to 74131.09%
75 to 79131.09%
80 and over242.00%
Total1,198100.00%
  • Youth Dependency Ratio: 42.43
  • Old Age Dependency Ratio: 12.55
  • Total Dependency Ratio: 54.98
  • Median Age: 29.01

Historical population

The population of Cagayungan grew from 1,037 in 1990 to 1,178 in 2020, an increase of 141 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 0.35%, or a decrease of 20 people, from the previous population of 1,198 in 2015.

Population of Cagayungan (1990‑2020)
Census datePopulationGrowth rate
1,037
946-1.71%
9870.91%
1,1812.51%
1,2010.61%
1,198-0.05%
1,178-0.35%

Location

Cagayungan is situated at approximately 17.4033, 120.4922, in the island of Luzon. Elevation at these coordinates is estimated at 7.7 meters or 25.3 feet above mean sea level.


Adjacent barangays

Cagayungan 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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