Zone I Poblacion, Municipality of Bulan, Province of Sorsogon

Summary data
Typebarangay
Island groupLuzon
RegionBicol Region (Region V)
ProvinceSorsogon
MunicipalityBulan
Postal code4706
Population (2015)648
Philippine major island(s)Luzon
Coordinates12.6626, 123.8741

Zone I Poblacion, formerly Barangay 1- South Ilawod, is a barangay in the municipality of Bulan, in the province of Sorsogon. Its population as determined by the 2015 Census was 648. This represented 0.65% of the total population of Bulan.

Demographics

Population by age group

According to the 2015 Census, the age group with the highest population in Zone I Poblacion is 10 to 14, with 80 individuals. Conversely, the age group with the lowest population is 75 to 79, with 4 individuals.

details
Age groupPopulation (2015)
Under 111
1 to 438
5 to 969
10 to 1480
15 to 1974
20 to 2462
25 to 2933
30 to 3435
35 to 3932
40 to 4433
45 to 4934
50 to 5449
55 to 5932
60 to 6431
65 to 6911
70 to 746
75 to 794
80 and over14
Total648

Historical population

The population of Zone I Poblacion grew from 482 in 1990 to 648 in 2015, an increase of 166 people. The latest census figures in 2015 denote a positive growth rate of 1.83%, or an increase of 59 people, from the previous population of 589 in 2010.

Census datePopulationGrowth rate
482
5060.91%
443-2.81%
5583.23%
5891.99%
6481.83%

Location

Zone I Poblacion is situated at approximately 12.6626, 123.8741, in the island of Luzon. Elevation at these coordinates is estimated at 3.5 meters or 11.5 feet above mean sea level.


Adjacent barangays

Zone I Poblacion shares a common border with the following barangay(s):

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Notes

  1. Data on population is from the Philippine Statistics Authority.
  2. Postal code information is from the Philippine Postal Corporation.