Castilla, Province of Sorsogon

Summary data
Typemunicipality
Island groupLuzon
RegionBicol Region (Region V)
ProvinceSorsogon
Barangay count34
Postal code4713
Coastal/Landlockedcoastal
Marine waterbodiesSorsogon Bay
Philippine major island(s)Luzon
Area (2007)186.20 km2 (71.89 sq mi)
Population (2015)57,827
Density (2015)311 / km2 (804 / sq mi)
Coordinates12° 57' North, 123° 53' East (12.9501, 123.8789)
Estimated elevation above sea level19.2 meters (63.1 feet)

Castilla is a coastal municipality in the province of Sorsogon.

The municipality has a land area of 186.20 square kilometers or 71.89 square miles which constitutes 8.79% of Sorsogon's total area. Its population as determined by the 2015 Census was 57,827. This represented 7.29% of the total population of Sorsogon province, or 1.00% of the overall population of the Bicol Region. Based on these figures, the population density is computed at 311 inhabitants per square kilometer or 804 inhabitants per square mile.

Barangays

Castilla has 34 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)
Amomonting2.04%1,1791,1403.42%0.64%
Bagalayag1.04%60352015.96%2.86%
Bagong Sirang2.01%1,1641,0669.19%1.69%
Bonga1.90%1,1001,0445.36%1.00%
Buenavista3.21%1,8561,8132.37%0.45%
Burabod3.35%1,9371,72312.42%2.25%
Caburacan1.41%817847-3.54%-0.68%
Canjela1.38%80069115.77%2.83%
Cogon1.86%1,0731,0422.98%0.56%
Cumadcad11.12%6,4286,0106.96%1.29%
Dangcalan0.79%45439116.11%2.89%
Dinapa4.40%2,5472,3936.44%1.19%
La Union2.18%1,2631,1836.76%1.25%
Libtong1.69%9789770.10%0.02%
Loreto2.02%1,1661,04012.12%2.20%
Macalaya7.18%4,1523,75110.69%1.95%
Maracabac1.43%8297766.83%1.27%
Mayon4.78%2,7642,28820.80%3.66%
Maypangi1.10%6376222.41%0.45%
Milagrosa2.65%1,5341,4912.88%0.54%
Miluya2.09%1,2071,1326.63%1.23%
Monte Carmelo1.95%1,12591223.36%4.08%
Oras3.58%2,0721,8939.46%1.74%
Pandan3.24%1,8751,7308.38%1.54%
Poblacion5.86%3,3872,81520.32%3.58%
Quirapi2.80%1,6171,5981.19%0.23%
Saclayan0.99%5735612.14%0.40%
Salvacion1.11%64453021.51%3.78%
San Isidro7.16%4,1393,8298.10%1.49%
San Rafael2.93%1,6951,6095.34%1.00%
San Roque1.08%62254214.76%2.66%
San Vicente4.87%2,8152,28123.41%4.09%
Sogoy2.76%1,5951,5900.31%0.06%
Tomalaytay2.04%1,1801,0739.97%1.83%
Castilla Total57,82752,9039.31%1.71%

Economy

According to the Bureau of Local Government Finance, the annual regular revenue of Castilla for the fiscal year of 2016 was 128,380,307.12.

details
Fiscal YearAnnual Regular IncomeChange
200968,756,194.62
201073,223,040.946.50%
201179,816,055.229.00%
201279,129,539.63-0.86%
201388,881,552.2412.32%
2014101,538,745.1014.24%
2015115,557,543.9913.81%
2016128,380,307.1211.10%

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 Castilla is 10 to 14, with 7,246 individuals. Conversely, the age group with the lowest population is 80 and over, with 448 individuals.

details
Age groupPopulation (2015)
Under 11,385
1 to 45,673
5 to 97,111
10 to 147,246
15 to 196,200
20 to 244,887
25 to 293,976
30 to 343,647
35 to 393,556
40 to 443,025
45 to 492,809
50 to 542,259
55 to 591,813
60 to 641,407
65 to 691,123
70 to 74744
75 to 79518
80 and over448
Total57,827

Historical population

The population of Castilla grew from 20,007 in 1960 to 57,827 in 2015, an increase of 37,820 people. The latest census figures in 2015 denote a positive growth rate of 1.71%, or an increase of 4,924 people, from the previous population of 52,903 in 2010.

details
Census datePopulationGrowth rate
20,007
27,0603.00%
29,6141.83%
34,7823.27%
34,702-0.02%
40,5062.94%
45,0722.32%
49,4071.27%
52,9032.52%
57,8271.71%

Location

The municipal center of Castilla is situated at approximately 12° 57' North, 123° 53' East, in the island of Luzon. Elevation at these coordinates is estimated at 19.2 meters or 63.1 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 Castilla are Sorsogon City, Legazpi, Tabaco, Ligao, Masbate City, and Iriga. The nearest municipalities are Magallanes, Juban, Casiguran, Manito, Pilar, and Gubat. Its distance from the national capital is 362.24 kilometers (225.08 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

Distance from Manila: 362.24 kilometers (225.08 miles) to the West‑Northwest (N59°W)

National rankings

  • Population (2015): 57,827, ranked 373 out of 1,634
  • Land area (2007): 71.89 square kilometers, ranked 551 out of 1,634
  • Population density (2015): 311 inhabitants per square kilometer, ranked 599 out of 1,634
  • Annual population growth rate (2010 to 2015): 1.71%, ranked 364 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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