Isis, Municipality of Polanco, Province of Zamboanga del Norte

Summary data
Typebarangay
Island groupMindanao
RegionZamboanga Peninsula (Region IX)
ProvinceZamboanga del Norte
MunicipalityPolanco
Postal code7106
Population (2020)2,061
Philippine major island(s)Mindanao
Coordinates8.5444, 123.3908 (8° 33' North, 123° 23' East)
Estimated elevation above sea level34.4 meters (112.9 feet)

Isis is a barangay in the municipality of Polanco, in the province of Zamboanga del Norte. Its population as determined by the 2020 Census was 2,061. This represented 4.88% of the total population of Polanco.

Demographics

Households

The household population of Isis in the 2015 Census was 1,767 broken down into 368 households or an average of 4.80 members per household.

details
Number of households in Isis (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,3042664.90
1,6512925.65
1,6953335.09
1,7023385.04
1,7583814.61
1,7673684.80

Population by age group

According to the 2015 Census, the age group with the highest population in Isis is 10 to 14, with 219 individuals. Conversely, the age group with the lowest population is 75 to 79, with 22 individuals.

details
Population of Isis by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1492.77%
1 to 41518.55%
5 to 921011.88%
10 to 1421912.39%
15 to 191619.11%
20 to 241367.70%
25 to 29905.09%
30 to 341096.17%
35 to 39965.43%
40 to 441035.83%
45 to 491076.06%
50 to 54895.04%
55 to 59754.24%
60 to 64613.45%
65 to 69372.09%
70 to 74291.64%
75 to 79221.25%
80 and over231.30%
Total1,767100.00%
  • Youth Dependency Ratio: 61.25
  • Old Age Dependency Ratio: 10.81
  • Total Dependency Ratio: 72.06
  • Median Age: 23.44

Historical population

The population of Isis grew from 1,304 in 1990 to 2,061 in 2020, an increase of 757 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 3.29%, or an increase of 294 people, from the previous population of 1,767 in 2015.

Population of Isis (1990‑2020)
Census datePopulationGrowth rate
1,304
1,6514.52%
1,6950.57%
1,7020.06%
1,7581.19%
1,7670.10%
2,0613.29%

Location

Isis is situated at approximately 8.5444, 123.3908, in the island of Mindanao. Elevation at these coordinates is estimated at 34.4 meters or 112.9 feet above mean sea level.


Adjacent barangays

Isis 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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