Calomagon, Municipality of Bulan, Province of Sorsogon

Summary data
Typebarangay
Island groupLuzon
RegionBicol Region (Region V)
ProvinceSorsogon
MunicipalityBulan
Postal code4706
Population (2020)1,789
Philippine major island(s)Luzon
Coordinates12.7069, 123.8824 (12° 42' North, 123° 53' East)
Estimated elevation above sea level16.5 meters (54.1 feet)

Calomagon is a barangay in the municipality of Bulan, in the province of Sorsogon. Its population as determined by the 2020 Census was 1,789. This represented 1.70% of the total population of Bulan.

Demographics

Households

The household population of Calomagon in the 2015 Census was 1,679 broken down into 354 households or an average of 4.74 members per household.

details
Number of households in Calomagon (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,1262055.49
1,2302415.10
1,3382595.17
1,4923094.83
1,5103164.78
1,6793544.74

Population by age group

According to the 2015 Census, the age group with the highest population in Calomagon is 10 to 14, with 215 individuals. Conversely, the age group with the lowest population is 80 and over, with 12 individuals.

details
Population of Calomagon by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1372.20%
1 to 416810.01%
5 to 921012.51%
10 to 1421512.81%
15 to 1920312.09%
20 to 241287.62%
25 to 291016.02%
30 to 34905.36%
35 to 39975.78%
40 to 441116.61%
45 to 49834.94%
50 to 54643.81%
55 to 59422.50%
60 to 64513.04%
65 to 69301.79%
70 to 74231.37%
75 to 79140.83%
80 and over120.71%
Total1,679100.00%
  • Youth Dependency Ratio: 64.95
  • Old Age Dependency Ratio: 8.14
  • Total Dependency Ratio: 73.09
  • Median Age: 20.25

Historical population

The population of Calomagon grew from 1,126 in 1990 to 1,789 in 2020, an increase of 663 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.34%, or an increase of 110 people, from the previous population of 1,679 in 2015.

Population of Calomagon (1990‑2020)
Census datePopulationGrowth rate
1,126
1,2301.67%
1,3381.82%
1,4921.51%
1,5100.44%
1,6792.04%
1,7891.34%

Location

Calomagon is situated at approximately 12.7069, 123.8824, in the island of Luzon. Elevation at these coordinates is estimated at 16.5 meters or 54.1 feet above mean sea level.


Adjacent barangays

Calomagon 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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