Annafunan, Municipality of Tumauini, Province of Isabela

Summary data
Typebarangay
Island groupLuzon
RegionCagayan Valley (Region II)
ProvinceIsabela
MunicipalityTumauini
Postal code3325
Population (2020)2,021
Philippine major island(s)Luzon
Coordinates17.2798, 121.7998 (17° 17' North, 121° 48' East)
Estimated elevation above sea level34.8 meters (114.2 feet)

Annafunan is a barangay in the municipality of Tumauini, in the province of Isabela. Its population as determined by the 2020 Census was 2,021. This represented 2.86% of the total population of Tumauini.

Demographics

Households

The household population of Annafunan in the 2015 Census was 1,754 broken down into 409 households or an average of 4.29 members per household.

details
Number of households in Annafunan (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
7711345.75
8531615.30
1,0441815.77
1,2842435.28
1,4213074.63
1,7544094.29

Population by age group

According to the 2015 Census, the age group with the highest population in Annafunan is 5 to 9, with 205 individuals. Conversely, the age groups with the lowest population are in the ranges 70 to 74, and 75 to 79, with 12 individuals.

details
Population of Annafunan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1482.74%
1 to 41508.55%
5 to 920511.69%
10 to 1419611.17%
15 to 191729.81%
20 to 241609.12%
25 to 291689.58%
30 to 341599.06%
35 to 391206.84%
40 to 44895.07%
45 to 49734.16%
50 to 54774.39%
55 to 59573.25%
60 to 64281.60%
65 to 69150.86%
70 to 74120.68%
75 to 79120.68%
80 and over130.74%
Total1,754100.00%
  • Youth Dependency Ratio: 54.31
  • Old Age Dependency Ratio: 4.71
  • Total Dependency Ratio: 59.02
  • Median Age: 23.31

Historical population

The population of Annafunan grew from 771 in 1990 to 2,021 in 2020, an increase of 1,250 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 3.03%, or an increase of 267 people, from the previous population of 1,754 in 2015.

Population of Annafunan (1990‑2020)
Census datePopulationGrowth rate
771
8531.91%
1,0444.43%
1,2842.89%
1,4213.76%
1,7544.09%
2,0213.03%

Location

Annafunan is situated at approximately 17.2798, 121.7998, in the island of Luzon. Elevation at these coordinates is estimated at 34.8 meters or 114.2 feet above mean sea level.


Adjacent barangays

Annafunan 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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