Iriga, Province of Camarines Sur

Summary data
Typecity (component)
Island groupLuzon
RegionBicol Region (Region V)
ProvinceCamarines Sur
Barangay count36
Postal code4431
Coastal/Landlockedlandlocked
Marine waterbodiesnone (landlocked)
Philippine major island(s)Luzon
Area (2007)137.35 km2 (53.03 sq mi)
Population (2015)111,757
Density (2015)814 / km2 (2,107 / sq mi)
Coordinates13° 25' North, 123° 25' East (13.4222, 123.4129)
Estimated elevation above sea level16.0 meters (52.5 feet)

Iriga is a landlocked component city in the coastal province of Camarines Sur.

The city has a land area of 137.35 square kilometers or 53.03 square miles which constitutes 2.50% of Camarines Sur's total area. Its population as determined by the 2015 Census was 111,757. This represented 5.72% of the total population of Camarines Sur province, or 1.93% of the overall population of the Bicol Region. Based on these figures, the population density is computed at 814 inhabitants per square kilometer or 2,107 inhabitants per square mile.

Barangays

Iriga has 36 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)
Antipolo1.16%1,3011,382-5.86%-1.14%
Cristo Rey0.96%1,07890319.38%3.43%
Del Rosario1.92%2,1471,70326.07%4.51%
Francia2.33%2,6082,5253.29%0.62%
La Anunciacion1.52%1,6971,43018.67%3.31%
La Medalla2.15%2,4062,2198.43%1.55%
La Purisima2.24%2,5062,4920.56%0.11%
La Trinidad1.68%1,8731,7099.60%1.76%
Niño Jesus0.91%1,0211,045-2.30%-0.44%
Perpetual Help3.77%4,2083,79410.91%1.99%
Sagrada2.11%2,3592,2385.41%1.01%
Salvacion3.06%3,4173,1946.98%1.29%
San Agustin5.73%6,4035,78810.63%1.94%
San Andres0.75%83567024.63%4.28%
San Antonio3.78%4,2253,9875.97%1.11%
San Francisco5.80%6,4797,010-7.57%-1.49%
San Isidro7.97%8,9098,3187.11%1.32%
San Jose2.15%2,4052,784-13.61%-2.75%
San Juan4.10%4,5844,3674.97%0.93%
San Miguel2.95%3,2983,1165.84%1.09%
San Nicolas10.12%11,31310,5287.46%1.38%
San Pedro1.95%2,1802,1372.01%0.38%
San Rafael0.77%86459146.19%7.50%
San Ramon1.52%1,7041,46216.55%2.96%
San Roque2.20%2,4592,718-9.53%-1.89%
San Vicente Norte0.85%9479104.07%0.76%
San Vicente Sur2.63%2,9392,63411.58%2.11%
Santa Cruz Norte0.48%540557-3.05%-0.59%
Santa Cruz Sur2.87%3,2103,0664.70%0.88%
Santa Elena2.05%2,2912,0909.62%1.76%
Santa Isabel0.55%61249822.89%4.00%
Santa Maria2.96%3,3123,0937.08%1.31%
Santa Teresita2.33%2,6022,4954.29%0.80%
Santiago3.06%3,4163,3422.21%0.42%
Santo Domingo5.30%5,9225,5237.22%1.34%
Santo Niño3.30%3,6873,6012.39%0.45%
Iriga Total111,757105,9195.51%1.03%

Economy

According to the Bureau of Local Government Finance, the annual regular revenue of Iriga for the fiscal year of 2016 was 472,025,392.29.

details
Fiscal YearAnnual Regular IncomeChange
2009292,158,923.02
2010324,155,505.9710.95%
2011357,554,476.2910.30%
2012312,490,849.90-12.60%
2013341,410,395.189.25%
2014382,892,282.4912.15%
2015427,958,455.0411.77%
2016472,025,392.2910.30%

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

Population by age group

According to the 2015 Census, the age group with the highest population in Iriga is 10 to 14, with 12,973 individuals. Conversely, the age group with the lowest population is 80 and over, with 1,055 individuals.

details
Age groupPopulation (2015)
Under 12,261
1 to 49,579
5 to 912,468
10 to 1412,973
15 to 1911,769
20 to 249,679
25 to 298,488
30 to 347,443
35 to 397,037
40 to 446,143
45 to 495,629
50 to 544,911
55 to 594,018
60 to 643,161
65 to 692,437
70 to 741,587
75 to 791,119
80 and over1,055
Total111,757

Historical population

The population of Iriga grew from 75,439 in 1960 to 111,757 in 2015, an increase of 36,318 people. The latest census figures in 2015 denote a positive growth rate of 1.03%, or an increase of 5,838 people, from the previous population of 105,919 in 2010.

details
Census datePopulationGrowth rate
75,439
77,3820.25%
75,885-0.39%
66,113-2.72%
74,2691.17%
82,4821.98%
88,8931.62%
97,9831.35%
105,9192.88%
111,7571.03%

Location

The city center of Iriga is situated at approximately 13° 25' North, 123° 25' East, in the island of Luzon. Elevation at these coordinates is estimated at 16.0 meters or 52.5 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 Iriga are Ligao, Naga, Tabaco, Legazpi, Sorsogon City, and Masbate City. The nearest municipalities are Nabua, Baao, Bato, Buhi, Libon, and Bula. Its distance from the national capital is 292.90 kilometers (182.00 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

Distance from Manila: 292.90 kilometers (182.00 miles) to the West‑Northwest (N63°W)

National rankings

  • Population (2015): 111,757, ranked 148 out of 1,634
  • Land area (2007): 53.03 square kilometers, ranked 806 out of 1,634
  • Population density (2015): 814 inhabitants per square kilometer, ranked 220 out of 1,634
  • Annual population growth rate (2010 to 2015): 1.03%, ranked 1,044 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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