Casab‑ahan, Municipality of Gandara, Province of Samar

Summary data
Typebarangay
Island groupVisayas
RegionEastern Visayas (Region VIII)
ProvinceSamar
MunicipalityGandara
Postal code6706
Population (2020)962
Philippine major island(s)Samar
Coordinates12.0034, 124.7843 (12° 0' North, 124° 47' East)
Estimated elevation above sea level6.4 meters (21.0 feet)

Casab‑ahan is a barangay in the municipality of Gandara, in the province of Samar. Its population as determined by the 2020 Census was 962. This represented 2.73% of the total population of Gandara.

Demographics

Households

The household population of Casab-ahan in the 2015 Census was 1,132 broken down into 215 households or an average of 5.27 members per household.

details
Number of households in Casab-ahan (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
5971115.38
7161425.04
8111634.98
9691775.47
1,0711975.44
1,1322155.27

Population by age group

According to the 2015 Census, the age group with the highest population in Casab-ahan is 10 to 14, with 148 individuals. Conversely, the age group with the lowest population is 80 and over, with 8 individuals.

details
Population of Casab-ahan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1312.74%
1 to 41049.19%
5 to 913211.66%
10 to 1414813.07%
15 to 1913111.57%
20 to 24928.13%
25 to 29847.42%
30 to 34776.80%
35 to 39706.18%
40 to 44675.92%
45 to 49433.80%
50 to 54353.09%
55 to 59363.18%
60 to 64232.03%
65 to 69201.77%
70 to 74191.68%
75 to 79121.06%
80 and over80.71%
Total1,132100.00%
  • Youth Dependency Ratio: 63.07
  • Old Age Dependency Ratio: 8.97
  • Total Dependency Ratio: 72.04
  • Median Age: 21.09

Historical population

The population of Casab-ahan grew from 597 in 1990 to 962 in 2020, an increase of 365 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 3.37%, or a decrease of 170 people, from the previous population of 1,132 in 2015.

Population of Casab-ahan (1990‑2020)
Census datePopulationGrowth rate
597
7163.46%
8112.71%
9692.49%
1,0713.71%
1,1321.06%
962-3.37%

Location

Casab‑ahan is situated at approximately 12.0034, 124.7843, in the island of Samar. Elevation at these coordinates is estimated at 6.4 meters or 21.0 feet above mean sea level.


Adjacent barangays

Casab‑ahan 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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