Basilan

Summary data
Map of the Philippines highlighting Basilan
Typeprovince
Island groupMindanao
RegionBangsamoro Autonomous Region in Muslim Mindanao (BARMM)
Cities1
Municipalities11
Barangays210
Coastal/Landlockedcoastal
Marine waterbodiesSulu Sea, Celebes Sea
Area (2013)3,453.42 km2 (1,333.37 sq mi)
Population (2020)426,207
Density (2020)123 / km2 (320 / sq mi)

Basilan is a province in the Philippines situated in the Bangsamoro Autonomous Region in Muslim Mindanao occupying the Sulu Archipelago and the provinces of Lanao del Sur and Maguindanao in central Mindanao. Its capital is the City of Isabela.

The province has a land area of 3,453.42 square kilometers or 1,333.37 square miles. Its population as determined by the 2020 Census was 426,207. This represented 9.68% of the total population of the Bangsamoro Autonomous Region in Muslim Mindanao, 1.62% of the overall population of the Mindanao island group, or 0.39% of the entire population of the Philippines. Based on these figures, the population density is computed at 123 inhabitants per square kilometer or 320 inhabitants per square mile.

Map

Basilan is bordered, clockwise from the North, by the Basilan Strait, Moro Gulf, Celebes Sea, and Sulu Sea.

details

Local government units

Basilan has 11 municipalities and 1 city. The total number of barangays in the province is 210.

details
Local government units of Basilan
NameTypePopulation (2020)Population (2015)Annual Population Growth Rate (2015‑2020)Area (2013), in km2Density (2020), per km2Brgy count
Akbarmunicipality23,09817,5315.98%182.011279
Al-Barkamunicipality23,73620,9052.71%188.7012616
Hadji Mohammad Ajulmunicipality24,62519,3075.26%202.5012211
Hadji Muhtamadmunicipality26,86725,0851.46%173.2715510
Isabela Citycity (CC), capital130,379112,7883.10%223.7358345
Lamitancity (CC)100,15074,7826.34%354.4528345
Lantawanmunicipality31,04024,5945.02%405.047725
Malusomunicipality45,73040,6462.51%304.1415020
Sumisipmunicipality47,34541,7302.69%567.608329
Tabuan-Lasamunicipality29,32724,1884.14%55.6852712
Tipo-Tipomunicipality25,53119,1636.23%217.0011811
Tuburanmunicipality24,74220,2074.35%546.004510
Ungkaya Pukanmunicipality24,01618,4415.72%257.039312
Basilan Total426,207346,5794.45%3,453.42123210

Economy

The annual regular revenue of Basilan for the fiscal year of 2016 was 764,173,838.68.

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Annual regular income of Basilan (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
2009494,623,639.53
2010531,913,747.097.54%
2011573,138,327.177.75%
2012548,449,770.02-4.31%
2013547,781,557.25-0.12%
2014608,185,566.3211.03%
2015697,929,585.0414.76%
2016764,173,838.689.49%

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 Basilan is 5 to 9, with 50,268 individuals. Conversely, the age group with the lowest population is 75 to 79, with 1,132 individuals.

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Population of Basilan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 18,7702.53%
1 to 441,32811.92%
5 to 950,26814.50%
10 to 1445,60113.16%
15 to 1939,08711.28%
20 to 2429,6358.55%
25 to 2925,7327.42%
30 to 3422,1956.40%
35 to 3920,3665.88%
40 to 4417,1444.95%
45 to 4914,9144.30%
50 to 5410,8723.14%
55 to 597,5132.17%
60 to 645,2641.52%
65 to 693,4240.99%
70 to 742,1320.62%
75 to 791,1320.33%
80 and over1,2020.35%
Total346,579100.00%
  • Youth Dependency Ratio: 75.74
  • Old Age Dependency Ratio: 4.09
  • Total Dependency Ratio: 79.83
  • Median Age: 18.50

Historical population

The population of Basilan grew from 123,103 in 1960 to 426,207 in 2020, an increase of 303,104 people over the course of 60 years. The latest census figures in 2020 denote a positive growth rate of 4.45%, or an increase of 79,628 people, from the previous population of 346,579 in 2015.

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Population of Basilan (1903‑2020)
Census datePopulationGrowth rate
123,103
108,951-1.19%
122,9352.45%
151,5164.27%
179,2301.69%
227,0084.53%
259,7962.93%
408,5206.44%
293,322-11.36%
346,5793.23%
426,2074.45%

The total number of registered voters or electorate in Basilan for the year 2019 was 263,017.

Notes

  1. Unless otherwise specified, population count (excluding percentages) and land area figures are derived from the Philippine Statistics Authority.
  2. Data on registered voters is from the Commission on Elections.
  3. Maps utilize OpenStreetMap data available under the Open Data Commons Open Database License.
  4. Data on National Roads is from the Department of Public Works and Highways.
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