Rajah Buayan, Province of Maguindanao

Summary data
Typemunicipality
Island groupMindanao
RegionBangsamoro Autonomous Region in Muslim Mindanao (BARMM)
ProvinceMaguindanao
Barangay count11
Postal code9634
Coastal/Landlockedlandlocked
Marine waterbodiesnone (landlocked)
Philippine major island(s)Mindanao
Area (2013)71.98 km2 (27.79 sq mi)
Population (2020)27,832
Density (2020)387 / km2 (1,002 / sq mi)
Coordinates6° 54' North, 124° 33' East (6.9079, 124.5506)
Estimated elevation above sea level13.7 meters (44.8 feet)

Rajah Buayan is a landlocked municipality in the coastal province of Maguindanao.

The municipality has a land area of 71.98 square kilometers or 27.79 square miles which constitutes 0.72% of Maguindanao's total area. Its population as determined by the 2020 Census was 27,832. This represented 2.07% of the total population of Maguindanao province, or 0.63% of the overall population of the Bangsamoro Autonomous Region in Muslim Mindanao. Based on these figures, the population density is computed at 387 inhabitants per square kilometer or 1,002 inhabitants per square mile.

Barangays

Rajah Buayan has 11 barangays as shown in the following table.

Demographic profile of barangays
Local government units of Rajah Buayan
BarangayPopulation percentage (2020)Population (2020)Population (2015)Change (2015‑2020)Annual Population Growth Rate (2015‑2020)
Baital9.99%2,7802,41615.07%3.00%
Bakat8.25%2,2951,64639.43%7.25%
Dapantis10.39%2,8932,7475.31%1.10%
Gaunan6.16%1,7151,51713.05%2.62%
Malibpolok8.86%2,4652,01722.21%4.31%
Mileb9.53%2,6512,5653.35%0.70%
Panadtaban9.58%2,6672,4927.02%1.44%
Pidsandawan8.53%2,3751,19998.08%15.47%
Sampao6.37%1,7721,55613.88%2.77%
Sapakan10.93%3,0432,46423.50%4.54%
Tabungao11.41%3,1763,0334.71%0.97%
Rajah Buayan Total27,83223,65217.67%3.49%

Economy

The annual regular revenue of Rajah Buayan for the fiscal year of 2016 was 55,887,205.54.

details
Annual regular income of Rajah Buayan (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
200937,612,587.72
201039,512,292.095.05%
201142,920,190.298.62%
201242,330,391.32-1.37%
201340,055,016.88-5.38%
201444,855,475.6511.98%
201550,667,862.0012.96%
201655,887,205.5410.30%

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

Households

The household population of Rajah Buayan in the 2015 Census was 23,652 broken down into 3,770 households or an average of 6.27 members per household.

details
Number of households in Rajah Buayan (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
0
0
0
24,9734,9015.10
17,4232,8526.11
23,6523,7706.27

Population by age group

According to the 2015 Census, the age group with the highest population in Rajah Buayan is 5 to 9, with 3,839 individuals. Conversely, the age group with the lowest population is 80 and over, with 48 individuals.

details
Population of Rajah Buayan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 18093.42%
1 to 43,57715.12%
5 to 93,83916.23%
10 to 143,04512.87%
15 to 192,48110.49%
20 to 241,7217.28%
25 to 291,7687.48%
30 to 341,3265.61%
35 to 391,2715.37%
40 to 441,1354.80%
45 to 499093.84%
50 to 546032.55%
55 to 594661.97%
60 to 642851.20%
65 to 691750.74%
70 to 741250.53%
75 to 79690.29%
80 and over480.20%
Total23,652100.00%
  • Youth Dependency Ratio: 94.19
  • Old Age Dependency Ratio: 3.49
  • Total Dependency Ratio: 97.68
  • Median Age: 16.12

Historical population

The population of Rajah Buayan grew from 24,973 in 2007 to 27,832 in 2020, an increase of 2,859 people over the course of 13 years. The latest census figures in 2020 denote a positive growth rate of 3.48%, or an increase of 4,180 people, from the previous population of 23,652 in 2015.

details
Population of Rajah Buayan (1903‑2020)
Census datePopulationGrowth rate
24,973
17,423-12.28%
23,6525.99%
27,8323.48%

The total number of registered voters or electorate in Rajah Buayan for the year 2019 was 10,807, broken down into 5,905 males and 4,902 females.

Location

The municipal center of Rajah Buayan is situated at approximately 6° 54' North, 124° 33' East, in the island of Mindanao. Elevation at these coordinates is estimated at 13.7 meters or 44.8 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 Rajah Buayan are Tacurong, Sultan Kudarat, Cotabato City, Koronadal, South Cotabato, Kidapawan, Cotabato, Digos, Davao del Sur, and General Santos. The nearest municipalities are Mamasapano, Maguindanao, Sultan sa Barongis, Maguindanao, Shariff Saydona Mustapha, Maguindanao, Datu Salibo, Maguindanao, Shariff Aguak, Maguindanao, and Ampatuan, Maguindanao. Its distance from the national capital is 935.13 kilometers (581.06 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

Distance from Manila: 935.13 kilometers (581.06 miles) to the North‑Northwest (N24°W)

Notes

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