Siruma, Province of Camarines Sur

Summary data
Typemunicipality
Island groupLuzon
RegionBicol Region (Region V)
ProvinceCamarines Sur
Barangay count22
Postal code4427
Coastal/Landlockedcoastal
Marine waterbodiesSan Miguel Bay [Philippine Sea]
Philippine major island(s)Luzon
Area (2007)141.27 km2 (54.54 sq mi)
Population (2015)17,764
Density (2015)126 / km2 (326 / sq mi)
Coordinates14° 1' North, 123° 16' East (14.0221, 123.2596)
Estimated elevation above sea level20.4 meters (66.8 feet)

Siruma is a coastal municipality in the province of Camarines Sur.

The municipality has a land area of 141.27 square kilometers or 54.54 square miles which constitutes 2.57% of Camarines Sur's total area. Its population as determined by the 2015 Census was 17,764. This represented 0.91% of the total population of Camarines Sur province, or 0.31% of the overall population of the Bicol Region. Based on these figures, the population density is computed at 126 inhabitants per square kilometer or 326 inhabitants per square mile.

Barangays

Siruma has 22 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)
Bagong Sirang1.72%3062973.03%0.57%
Bahao3.63%6456400.78%0.15%
Boboan5.10%9069050.11%0.02%
Butawanan8.34%1,4811,4392.92%0.55%
Cabugao7.06%1,2551,2500.40%0.08%
Fundado5.38%9551,038-8.00%-1.57%
Homestead2.34%415485-14.43%-2.92%
La Purisima2.03%36029322.87%4.00%
Mabuhay2.59%46035928.13%4.83%
Malaconini1.64%2922881.39%0.26%
Matandang Siruma1.76%312327-4.59%-0.89%
Nalayahan2.99%53137043.51%7.12%
Pamintan‑Bantilan5.26%93584510.65%1.95%
Pinitan6.97%1,2391,278-3.05%-0.59%
Poblacion9.54%1,6941,6254.25%0.79%
Salvacion6.05%1,0751,106-2.80%-0.54%
San Andres2.80%49732353.87%8.55%
San Ramon3.99%70961415.47%2.78%
Sulpa4.52%80372910.15%1.86%
Tandoc2.70%479505-5.15%-1.00%
Tongo‑Bantigue1.51%268361-25.76%-5.51%
Vito12.09%2,1471,9738.82%1.62%
Siruma Total17,76417,0504.19%0.78%

Economy

According to the Bureau of Local Government Finance, the annual regular revenue of Siruma for the fiscal year of 2016 was 65,699,689.03.

details
Fiscal YearAnnual Regular IncomeChange
200937,996,358.80
201040,379,790.506.27%
201143,803,123.308.48%
2012
2013
201452,302,184.77
201559,765,179.3314.27%
201665,699,689.039.93%

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 Siruma is 5 to 9, with 2,522 individuals. Conversely, the age group with the lowest population is 80 and over, with 109 individuals.

details
Age groupPopulation (2015)
Under 1403
1 to 41,888
5 to 92,522
10 to 142,494
15 to 191,903
20 to 241,246
25 to 291,102
30 to 341,000
35 to 39947
40 to 44862
45 to 49856
50 to 54741
55 to 59580
60 to 64445
65 to 69327
70 to 74197
75 to 79142
80 and over109
Total17,764

Historical population

The population of Siruma grew from 9,307 in 1960 to 17,764 in 2015, an increase of 8,457 people. The latest census figures in 2015 denote a positive growth rate of 0.78%, or an increase of 714 people, from the previous population of 17,050 in 2010.

details
Census datePopulationGrowth rate
9,307
9,3730.07%
10,4352.18%
11,6132.16%
13,1031.21%
13,8701.07%
16,3393.58%
17,0350.58%
17,0500.03%
17,7640.78%

Location

The municipal center of Siruma is situated at approximately 14° 1' North, 123° 16' East, in the island of Luzon. Elevation at these coordinates is estimated at 20.4 meters or 66.8 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 Siruma are Naga, Iriga, Tabaco, Ligao, Legazpi, and Sorsogon City. The nearest municipalities are Tinambac, Mercedes, Basud, Calabanga, Daet, and Cabusao. Its distance from the national capital is 253.87 kilometers (157.75 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

Distance from Manila: 253.87 kilometers (157.75 miles) to the West‑Northwest (N75°W)

National rankings

  • Population (2015): 17,764, ranked 1,321 out of 1,634
  • Land area (2007): 54.54 square kilometers, ranked 783 out of 1,634
  • Population density (2015): 126 inhabitants per square kilometer, ranked 1,227 out of 1,634
  • Annual population growth rate (2010 to 2015): 0.78%, ranked 1,523 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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