Casala‑an, Municipality of Siaton, Province of Negros Oriental

Summary data
Typebarangay
Island groupVisayas
RegionCentral Visayas (Region VII)
ProvinceNegros Oriental
MunicipalitySiaton
Postal code6219
Population (2020)4,108
Philippine major island(s)Negros
Coordinates9.1488, 123.0326 (9° 9' North, 123° 2' East)
Estimated elevation above sea level152.5 meters (500.3 feet)

Casala‑an is a barangay in the municipality of Siaton, in the province of Negros Oriental. Its population as determined by the 2020 Census was 4,108. This represented 4.94% of the total population of Siaton.

Demographics

Households

The household population of Casala-an in the 2015 Census was 3,853 broken down into 895 households or an average of 4.31 members per household.

details
Number of households in Casala-an (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
2,0114034.99
2,1714444.89
2,5875364.83
3,2136684.81
3,5577844.54
3,8538954.31

Population by age group

According to the 2015 Census, the age group with the highest population in Casala-an is 5 to 9, with 505 individuals. Conversely, the age group with the lowest population is 75 to 79, with 26 individuals.

details
Population of Casala-an by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 11152.98%
1 to 43819.89%
5 to 950513.11%
10 to 1448512.59%
15 to 193799.84%
20 to 243679.53%
25 to 292707.01%
30 to 342305.97%
35 to 391884.88%
40 to 442295.94%
45 to 491704.41%
50 to 541684.36%
55 to 591263.27%
60 to 64832.15%
65 to 69481.25%
70 to 74471.22%
75 to 79260.67%
80 and over360.93%
Total3,853100.00%
  • Youth Dependency Ratio: 67.24
  • Old Age Dependency Ratio: 7.1
  • Total Dependency Ratio: 74.34
  • Median Age: 20.84

Historical population

The population of Casala-an grew from 2,011 in 1990 to 4,108 in 2020, an increase of 2,097 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.36%, or an increase of 255 people, from the previous population of 3,853 in 2015.

Population of Casala-an (1990‑2020)
Census datePopulationGrowth rate
2,011
2,1711.44%
2,5873.83%
3,2133.03%
3,5573.77%
3,8531.53%
4,1081.36%

Location

Casala‑an is situated at approximately 9.1488, 123.0326, in the island of Negros. Elevation at these coordinates is estimated at 152.5 meters or 500.3 feet above mean sea level.


Adjacent barangays

Casala‑an 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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