Calanasan, Province of Apayao
| Type | municipality |
|---|---|
| Island group | Luzon |
| Region | Cordillera Administrative Region (CAR) |
| Province | Apayao |
| Barangay count | 18 |
| Postal code | 3814 |
| Coastal/Landlocked | landlocked |
| Marine waterbodies | none (landlocked) |
| Philippine major island(s) | Luzon |
| Area (2013) | 1,256.15 km2 (485.00 sq mi) |
| Population (2020) | 12,550 |
| Density (2020) | 10 / km2 (26 / sq mi) |
| Coordinates | 18° 15' North, 121° 3' East (18.2549, 121.0426) |
| Estimated elevation above sea level | 286.4 meters (939.5 feet) |
Calanasan, formerly known as Bayag, is a municipality in the landlocked province of Apayao.
The municipality has a land area of 1,256.15 square kilometers or 485.00 square miles which constitutes 27.90% of Apayao's total area. Its population as determined by the 2020 Census was 12,550. This represented 10.09% of the total population of Apayao province, or 0.70% of the overall population of the Cordillera Administrative Region. Based on these figures, the population density is computed at 10 inhabitants per square kilometer or 26 inhabitants per square mile.
Barangays
Calanasan has 18 barangays as shown in the following table.
Demographic profile of barangays
| Barangay | Population percentage (2020) | Population (2020) | Population (2015) | Change (2015‑2020) | Annual Population Growth Rate (2015‑2020) |
|---|---|---|---|---|---|
| Butao | 6.31% | 792 | 832 | -4.81% | -1.03% |
| Cadaclan | 7.49% | 940 | 629 | 49.44% | 8.82% |
| Don Roque Ablan Sr. | 1.78% | 223 | 239 | -6.69% | -1.45% |
| Eleazar | 1.16% | 145 | 139 | 4.32% | 0.89% |
| Eva Puzon | 8.47% | 1,063 | 1,254 | -15.23% | -3.42% |
| Kabugawan | 3.59% | 450 | 519 | -13.29% | -2.96% |
| Langnao | 1.83% | 230 | 229 | 0.44% | 0.09% |
| Lubong | 4.06% | 510 | 494 | 3.24% | 0.67% |
| Macalino | 2.96% | 371 | 348 | 6.61% | 1.36% |
| Naguilian | 3.04% | 381 | 332 | 14.76% | 2.94% |
| Namaltugan | 7.50% | 941 | 918 | 2.51% | 0.52% |
| Poblacion | 16.52% | 2,073 | 2,008 | 3.24% | 0.67% |
| Sabangan | 3.44% | 432 | 454 | -4.85% | -1.04% |
| Santa Elena | 2.02% | 253 | 292 | -13.36% | -2.97% |
| Santa Filomena | 7.14% | 896 | 1,002 | -10.58% | -2.33% |
| Tanglagan | 15.86% | 1,991 | 2,018 | -1.34% | -0.28% |
| Tubang | 3.73% | 468 | 456 | 2.63% | 0.55% |
| Tubongan | 3.12% | 391 | 441 | -11.34% | -2.50% |
| Calanasan Total | 12,550 | 12,604 | -0.43% | -0.09% | |
Economy
The annual regular revenue of Calanasan for the fiscal year of 2016 was ₱194,252,496.57.
Historical annual regular income data
| Fiscal Year | Annual Regular Income | Change |
|---|---|---|
| 2009 | 109,736,749.62 | – |
| 2010 | 115,523,298.78 | 5.27% |
| 2011 | 125,691,072.68 | 8.80% |
| 2012 | 121,290,427.60 | -3.50% |
| 2013 | 136,997,734.51 | 12.95% |
| 2014 | 156,779,594.74 | 14.44% |
| 2015 | 178,522,678.35 | 13.87% |
| 2016 | 194,252,496.57 | 8.81% |
End notes:
| ||
Demographics
Households
The household population of Calanasan in the 2015 Census was 12,564 broken down into 2,384 households or an average of 5.27 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 10,669 | 1,850 | 5.77 | |
| 11,632 | 1,999 | 5.82 | |
| 12,778 | 2,034 | 6.28 | |
| 9,648 | 1,936 | 4.98 | |
| 11,542 | 2,208 | 5.23 | |
| 12,564 | 2,384 | 5.27 |
Population by age group
According to the 2015 Census, the age group with the highest population in Calanasan is 20 to 24, with 1,374 individuals. Conversely, the age group with the lowest population is 80 and over, with 117 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 225 | 1.79% |
| 1 to 4 | 976 | 7.74% |
| 5 to 9 | 1,202 | 9.54% |
| 10 to 14 | 1,291 | 10.24% |
| 15 to 19 | 1,368 | 10.85% |
| 20 to 24 | 1,374 | 10.90% |
| 25 to 29 | 1,169 | 9.27% |
| 30 to 34 | 981 | 7.78% |
| 35 to 39 | 779 | 6.18% |
| 40 to 44 | 690 | 5.47% |
| 45 to 49 | 660 | 5.24% |
| 50 to 54 | 539 | 4.28% |
| 55 to 59 | 439 | 3.48% |
| 60 to 64 | 291 | 2.31% |
| 65 to 69 | 213 | 1.69% |
| 70 to 74 | 163 | 1.29% |
| 75 to 79 | 127 | 1.01% |
| 80 and over | 117 | 0.93% |
| Total | 12,604 | 100.00% |
| ||
Historical population
The population of Calanasan grew from 2,509 in 1918 to 12,550 in 2020, an increase of 10,041 people over the course of 102 years. The latest census figures in 2020 denote a negative annualized growth rate of 0.09%, or a decrease of 54 people, from the previous population of 12,604 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| – | – | |
| 2,509 | – | |
| 2,743 | 0.45% | |
| 3,550 | 2.68% | |
| 3,740 | 0.46% | |
| 5,214 | 3.30% | |
| 5,727 | 1.90% | |
| 5,556 | -0.60% | |
| 10,699 | 6.77% | |
| 11,679 | 1.66% | |
| 12,806 | 1.99% | |
| 9,663 | -3.81% | |
| 11,568 | 6.77% | |
| 12,604 | 1.65% | |
| 12,550 | -0.09% |
The total number of registered voters or electorate in Calanasan for the year 2019 was 8,243, broken down into 4,405 males and 3,838 females.
Location
The municipal center of Calanasan is situated at approximately 18° 15' North, 121° 3' East, in the island of Luzon. Elevation at these coordinates is estimated at 286.4 meters or 939.5 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 Calanasan are Laoag, Ilocos Norte, Batac, Ilocos Norte, Tabuk, Kalinga, Tuguegarao, Cagayan, Vigan, Ilocos Sur, and Candon, Ilocos Sur. The nearest municipalities are Carasi, Ilocos Norte, Adams, Ilocos Norte, Kabugao, Apayao, Santa Praxedes, Cagayan, Solsona, Ilocos Norte, and Luna, Apayao. Its distance from the national capital is 405.56 kilometers (252.00 miles). The following list delineates such distance measurements.
great-circle distance
Nearest towns
- Carasi, Ilocos Norte, 26.59 kilometers (16.52 miles) to the West‑Southwest (S62°W)
- Adams, Ilocos Norte, 27.17 kilometers (16.88 miles) to the North‑Northwest (N33°W)
- Kabugao, Apayao, 29.73 kilometers (18.47 miles) to the South‑Southeast (S30°E)
- Santa Praxedes, Cagayan, 34.56 kilometers (21.48 miles) to the North (N9°W)
- Solsona, Ilocos Norte, 33.53 kilometers (20.84 miles) to the West‑Southwest (S58°W)
- Luna, Apayao, 34.43 kilometers (21.39 miles) to the East‑Northeast (N75°E)
Nearest cities
- Laoag, Ilocos Norte, 47.93 kilometers (29.78 miles) to the West (S82°W)
- Batac, Ilocos Norte, 55.20 kilometers (34.30 miles) to the West‑Southwest (S67°W)
- Tabuk, Kalinga, 97.56 kilometers (60.62 miles) to the South‑Southeast (S27°E)
- Tuguegarao, Cagayan, 101.98 kilometers (63.37 miles) to the Southeast (S46°E)
- Vigan, Ilocos Sur, 102.60 kilometers (63.75 miles) to the Southwest (S43°W)
- Candon, Ilocos Sur, 133.75 kilometers (83.11 miles) to the South‑Southwest (S28°W)
Distance from Manila: 405.56 kilometers (252.00 miles) to the South (S1°W)
Notes
- Unless otherwise specified, population count (excluding percentages), household data, and land area figures are derived from the Philippine Statistics Authority.
- Data on registered voters is from the Commission on Elections.
- Data on annual regular income is from the Bureau of Local Government Finance, Department of Finance
- Postal code information is from the Philippine Postal Corporation.