Bulan, Province of Sorsogon

Summary data
Typemunicipality
Island groupLuzon
RegionBicol Region (Region V)
ProvinceSorsogon
Barangay count63
Postal code4706
Coastal/Landlockedcoastal
Marine waterbodiesTicao Pass
Philippine major island(s)Luzon
Area (2007)196.96 km2 (76.05 sq mi)
Population (2015)100,076
Density (2015)508 / km2 (1,316 / sq mi)
Coordinates12° 40' North, 123° 53' East (12.6677, 123.8775)
Estimated elevation above sea level3.8 meters (12.4 feet)

Bulan is a coastal municipality in the province of Sorsogon.

The municipality has a land area of 196.96 square kilometers or 76.05 square miles which constitutes 9.29% of Sorsogon's total area. Its population as determined by the 2015 Census was 100,076. This represented 12.62% of the total population of Sorsogon province, or 1.73% of the overall population of the Bicol Region. Based on these figures, the population density is computed at 508 inhabitants per square kilometer or 1,316 inhabitants per square mile.

Barangays

Bulan has 63 barangays as shown in the following table.

Demographic profile of barangays
BarangayPopulation percentage (2015)Population (2015)Population (2010)Change (2010‑2015)Annual Population Growth Rate (2010‑2015)
A. Bonifacio0.47%47537825.66%4.45%
Abad Santos1.01%1,0101,0070.30%0.06%
Aguinaldo1.03%1,0331,0003.30%0.62%
Antipolo0.37%371412-9.95%-1.98%
Beguin1.74%1,7391,6396.10%1.13%
Benigno S. Aquino3.38%3,3863,1407.83%1.45%
Bical0.66%663704-5.82%-1.14%
Bonga0.61%61348526.39%4.56%
Butag2.92%2,9212,9050.55%0.10%
Cadandanan0.81%80970315.08%2.71%
Calomagon1.68%1,6791,51011.19%2.04%
Calpi0.92%91882611.14%2.03%
Cocok‑Cabitan0.31%3092983.69%0.69%
Daganas0.39%391448-12.72%-2.56%
Danao1.07%1,0731,0205.20%0.97%
Dolos0.50%500549-8.93%-1.76%
E. Quirino0.59%593614-3.42%-0.66%
Fabrica2.34%2,3392,00916.43%2.94%
G. del Pilar1.70%1,7041,51712.33%2.24%
Gate1.94%1,9401,72212.66%2.30%
Inararan1.94%1,9401,8017.72%1.43%
J. Gerona0.96%9609115.38%1.00%
J. P. Laurel3.49%3,4943,3873.16%0.59%
Jamorawon0.86%8608145.65%1.05%
Lajong3.16%3,1662,82112.23%2.22%
Libertad0.78%780893-12.65%-2.54%
M. Roxas1.03%1,0279547.65%1.41%
Magsaysay1.16%1,1601,04610.90%1.99%
Managanaga3.08%3,0862,8856.97%1.29%
Marinab1.35%1,3501,2765.80%1.08%
Montecalvario1.14%1,1451,04010.10%1.85%
N. Roque1.17%1,1681,1481.74%0.33%
Namo1.77%1,7711,6686.18%1.15%
Nasuje1.28%1,2781,10615.55%2.79%
Obrero2.69%2,6912,6132.99%0.56%
Osmeña0.61%6126100.33%0.06%
Otavi3.17%3,1692,9696.74%1.25%
Padre Diaz0.51%5084659.25%1.70%
Palale0.60%6045823.78%0.71%
Quezon2.09%2,0912,0094.08%0.76%
R. Gerona0.69%695730-4.79%-0.93%
Recto0.40%4013795.80%1.08%
Sagrada0.57%567574-1.22%-0.23%
San Francisco2.91%2,9102,64010.23%1.87%
San Isidro3.26%3,2582,82415.37%2.76%
San Juan Bag‑o1.56%1,5591,4467.81%1.44%
San Juan Daan1.09%1,09097711.57%2.11%
San Rafael1.85%1,8471,60315.22%2.73%
San Ramon1.38%1,3841,3661.32%0.25%
San Vicente4.89%4,8984,7682.73%0.51%
Santa Remedios1.45%1,4471,24416.32%2.92%
Santa Teresita1.19%1,1951,07810.85%1.98%
Sigad0.81%806844-4.50%-0.87%
Somagongsong1.29%1,2941,2543.19%0.60%
Taromata1.44%1,4411,16623.58%4.11%
Zone I Poblacion0.65%64858910.02%1.83%
Zone II Poblacion6.12%6,1295,7386.81%1.26%
Zone III Poblacion0.65%646662-2.42%-0.46%
Zone IV Poblacion1.44%1,4441,3893.96%0.74%
Zone V Poblacion1.70%1,7061,5708.66%1.59%
Zone VI Poblacion1.02%1,0251,0150.99%0.19%
Zone VII Poblacion4.13%4,1334,1260.17%0.03%
Zone VIII Poblacion2.23%2,2272,0777.22%1.34%
Bulan Total100,07693,9436.53%1.21%

Economy

According to the Bureau of Local Government Finance, the annual regular revenue of Bulan for the fiscal year of 2016 was 205,056,866.18.

details
Fiscal YearAnnual Regular IncomeChange
2009112,758,892.40
2010121,784,263.818.00%
2011132,253,420.968.60%
2012134,453,650.801.66%
2013148,116,194.5810.16%
2014168,541,238.8613.79%
2015184,486,980.269.46%
2016205,056,866.1811.15%

End notes:

  • Annual Regular Income = Locally Sourced Revenue + Internal Revenue Allotment (IRA) Current Year + Other Shares from National Tax Collection
  • Locally Sourced Revenue = Real Property Tax (General Fund) + Tax on Business + Other Taxes + Regulatory Fees + Service/User Charges + Receipts from Economic Enterprises

Demographics

Population by age group

According to the 2015 Census, the age group with the highest population in Bulan is 10 to 14, with 12,271 individuals. Conversely, the age group with the lowest population is 80 and over, with 752 individuals.

details
Age groupPopulation (2015)
Under 12,104
1 to 49,290
5 to 911,831
10 to 1412,271
15 to 1911,323
20 to 248,789
25 to 296,602
30 to 346,113
35 to 396,043
40 to 445,466
45 to 495,123
50 to 544,166
55 to 593,377
60 to 642,536
65 to 691,976
70 to 741,404
75 to 79910
80 and over752
Total100,076

Historical population

The population of Bulan grew from 46,520 in 1960 to 100,076 in 2015, an increase of 53,556 people. The latest census figures in 2015 denote a positive growth rate of 1.21%, or an increase of 6,133 people, from the previous population of 93,943 in 2010.

details
Census datePopulationGrowth rate
46,520
54,1801.50%
56,0130.67%
60,9111.69%
66,4500.87%
74,2192.09%
82,6882.34%
91,7301.44%
93,9430.87%
100,0761.21%

Location

The municipal center of Bulan is situated at approximately 12° 40' North, 123° 53' East, in the island of Luzon. Elevation at these coordinates is estimated at 3.8 meters or 12.4 feet above mean sea level.


Distances

Based on the great-circle distance (the shortest distance between two points over the surface of the Earth), the cities closest to Bulan are Sorsogon City, Masbate City, Legazpi, Ligao, Tabaco, and Iriga. The nearest municipalities are Irosin, Magallanes, San Jacinto, Juban, Monreal, and San Fernando. Its distance from the national capital is 378.88 kilometers (235.43 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

  • Sorsogon City, Sorsogon, 36.27 kilometers (22.54 miles) to the North‑Northeast (N22°E)
  • Masbate City, Masbate, 43.28 kilometers (26.89 miles) to the Southwest (S40°W)
  • Legazpi, Albay, 54.39 kilometers (33.79 miles) to the North‑Northwest (N16°W)
  • Ligao, Albay, 73.39 kilometers (45.60 miles) to the North‑Northwest (N30°W)
  • Tabaco, Albay, 78.16 kilometers (48.57 miles) to the North‑Northwest (N12°W)
  • Iriga, Camarines Sur, 97.50 kilometers (60.59 miles) to the North‑Northwest (N31°W)

Distance from Manila: 378.88 kilometers (235.43 miles) to the Northwest (N55°W)

National rankings

  • Population (2015): 100,076, ranked 181 out of 1,634
  • Land area (2007): 76.05 square kilometers, ranked 506 out of 1,634
  • Population density (2015): 508 inhabitants per square kilometer, ranked 345 out of 1,634
  • Annual population growth rate (2010 to 2015): 1.21%, ranked 14 out of 1,634

Notes

  1. Unless otherwise specified, population count (excluding percentages) and land area figures are derived from the Philippine Statistics Authority.
  2. Data on annual regular income is from the Bureau of Local Government Finance, Department of Finance
  3. Postal code information is from the Philippine Postal Corporation.
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