Ilian, Municipality of Piagapo, Province of Lanao del Sur

Summary data
Typebarangay
Island groupMindanao
RegionBangsamoro Autonomous Region in Muslim Mindanao (BARMM)
ProvinceLanao del Sur
MunicipalityPiagapo
Postal code9710
Population (2020)981
Philippine major island(s)Mindanao
Coordinates8.0024, 124.2215 (8° 0' North, 124° 13' East)
Estimated elevation above sea level771.3 meters (2,530.5 feet)

Ilian is a barangay in the municipality of Piagapo, in the province of Lanao del Sur. Its population as determined by the 2020 Census was 981. This represented 3.26% of the total population of Piagapo.

Demographics

Households

The household population of Ilian in the 2015 Census was 496 broken down into 73 households or an average of 6.79 members per household.

details
Number of households in Ilian (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
317437.37
369468.02
608649.50
7991385.79
461706.59
496736.79

Population by age group

According to the 2015 Census, the age group with the highest population in Ilian is 5 to 9, with 75 individuals. Conversely, the age groups with the lowest population are in the ranges Under 1, and 70 to 74, with 3 individuals.

details
Population of Ilian by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 130.60%
1 to 45811.69%
5 to 97515.12%
10 to 146212.50%
15 to 195310.69%
20 to 24448.87%
25 to 29469.27%
30 to 34387.66%
35 to 39193.83%
40 to 44163.23%
45 to 49163.23%
50 to 54183.63%
55 to 59193.83%
60 to 64153.02%
65 to 6951.01%
70 to 7430.60%
75 to 790.00%
80 and over61.21%
Total496100.00%
  • Youth Dependency Ratio: 69.72
  • Old Age Dependency Ratio: 4.93
  • Total Dependency Ratio: 74.65
  • Median Age: 19.72

Historical population

The population of Ilian grew from 317 in 1990 to 981 in 2020, an increase of 664 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 15.44%, or an increase of 485 people, from the previous population of 496 in 2015.

Population of Ilian (1990‑2020)
Census datePopulationGrowth rate
317
3692.89%
60811.30%
7993.84%
461-18.14%
4961.40%
98115.44%

Location

Ilian is situated at approximately 8.0024, 124.2215, in the island of Mindanao. Elevation at these coordinates is estimated at 771.3 meters or 2,530.5 feet above mean sea level.


Adjacent barangays

Ilian 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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