Polayo, Municipality of Siayan, Province of Zamboanga del Norte

Summary data
Typebarangay
Island groupMindanao
RegionZamboanga Peninsula (Region IX)
ProvinceZamboanga del Norte
MunicipalitySiayan
Postal code7113
Population (2020)1,004
Philippine major island(s)Mindanao
Coordinates8.2456, 123.0747 (8° 15' North, 123° 4' East)
Estimated elevation above sea level247.7 meters (812.7 feet)

Polayo is a barangay in the municipality of Siayan, in the province of Zamboanga del Norte. Its population as determined by the 2020 Census was 1,004. This represented 2.77% of the total population of Siayan.

Demographics

Households

The household population of Polayo in the 2015 Census was 1,106 broken down into 210 households or an average of 5.27 members per household.

details
Number of households in Polayo (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
8891685.29
8711774.92
1,1702175.39
1,1712205.32
1,1002185.05
1,1062105.27

Population by age group

According to the 2015 Census, the age group with the highest population in Polayo is 5 to 9, with 153 individuals. Conversely, the age group with the lowest population is 80 and over, with 9 individuals.

details
Population of Polayo by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1211.90%
1 to 411110.04%
5 to 915313.83%
10 to 1413812.48%
15 to 1911310.22%
20 to 24807.23%
25 to 29766.87%
30 to 34797.14%
35 to 39605.42%
40 to 44625.61%
45 to 49393.53%
50 to 54524.70%
55 to 59393.53%
60 to 64312.80%
65 to 69131.18%
70 to 74171.54%
75 to 79131.18%
80 and over90.81%
Total1,106100.00%
  • Youth Dependency Ratio: 67.04
  • Old Age Dependency Ratio: 8.24
  • Total Dependency Ratio: 75.28
  • Median Age: 21.06

Historical population

The population of Polayo grew from 889 in 1990 to 1,004 in 2020, an increase of 115 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 2.02%, or a decrease of 102 people, from the previous population of 1,106 in 2015.

Population of Polayo (1990‑2020)
Census datePopulationGrowth rate
889
871-0.38%
1,1706.53%
1,1710.01%
1,100-2.25%
1,1060.10%
1,004-2.02%

Location

Polayo is situated at approximately 8.2456, 123.0747, in the island of Mindanao. Elevation at these coordinates is estimated at 247.7 meters or 812.7 feet above mean sea level.


Adjacent barangays

Polayo 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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