Liangan, Municipality of Madalum, Province of Lanao del Sur

Summary data
Typebarangay
Island groupMindanao
RegionBangsamoro Autonomous Region in Muslim Mindanao (BARMM)
ProvinceLanao del Sur
MunicipalityMadalum
Postal code9315
Population (2020)744
Philippine major island(s)Mindanao
Coordinates7.8889, 124.0925 (7° 53' North, 124° 6' East)
Estimated elevation above sea level1,176.7 meters (3,860.5 feet)

Liangan is a barangay in the municipality of Madalum, in the province of Lanao del Sur. Its population as determined by the 2020 Census was 744. This represented 2.81% of the total population of Madalum.

Demographics

Households

The household population of Liangan in the 2015 Census was 688 broken down into 104 households or an average of 6.62 members per household.

details
Number of households in Liangan (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
502975.18
511756.81
550806.88
6161026.04
630956.63
6881046.62

Population by age group

According to the 2015 Census, the age group with the highest population in Liangan is 15 to 19, with 110 individuals. Conversely, the age group with the lowest population is Under 1, with 1 individual.

details
Population of Liangan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 110.15%
1 to 4344.94%
5 to 99313.52%
10 to 149513.81%
15 to 1911015.99%
20 to 247210.47%
25 to 29446.40%
30 to 34304.36%
35 to 39517.41%
40 to 44415.96%
45 to 49385.52%
50 to 54273.92%
55 to 59263.78%
60 to 64172.47%
65 to 6940.58%
70 to 740.00%
75 to 7950.73%
80 and over0.00%
Total688100.00%
  • Youth Dependency Ratio: 48.9
  • Old Age Dependency Ratio: 1.97
  • Total Dependency Ratio: 50.87
  • Median Age: 20.76

Historical population

The population of Liangan grew from 502 in 1990 to 744 in 2020, an increase of 242 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.66%, or an increase of 56 people, from the previous population of 688 in 2015.

Population of Liangan (1990‑2020)
Census datePopulationGrowth rate
502
5110.33%
5501.59%
6161.58%
6300.82%
6881.69%
7441.66%

Location

Liangan is situated at approximately 7.8889, 124.0925, in the island of Mindanao. Elevation at these coordinates is estimated at 1,176.7 meters or 3,860.5 feet above mean sea level.


Adjacent barangays

Liangan 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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