Gamu, Province of Isabela
Type | municipality |
---|---|
Island group | Luzon |
Region | Cagayan Valley (Region II) |
Province | Isabela |
Barangay count | 16 |
Postal code | 3301 |
Coastal/Landlocked | landlocked |
Marine waterbodies | none (landlocked) |
Philippine major island(s) | Luzon |
Area (2013) | 129.40 km2 (49.96 sq mi) |
Population (2020) | 30,655 |
Density (2020) | 237 / km2 (614 / sq mi) |
Coordinates | 17° 3' North, 121° 50' East (17.0472, 121.8333) |
Estimated elevation above sea level | 51.9 meters (170.2 feet) |
Gamu is a landlocked municipality in the coastal province of Isabela.
The municipality has a land area of 129.40 square kilometers or 49.96 square miles which constitutes 0.99% of Isabela's total area. Its population as determined by the 2020 Census was 30,655. This represented 1.81% of the total population of Isabela province, or 0.83% of the overall population of the Cagayan Valley region. Based on these figures, the population density is computed at 237 inhabitants per square kilometer or 614 inhabitants per square mile.
Barangays
Gamu has 16 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) |
---|---|---|---|---|---|
Barcolan | 3.38% | 1,037 | 940 | 10.32% | 2.09% |
Buenavista | 3.14% | 964 | 999 | -3.50% | -0.75% |
Dammao | 1.94% | 594 | 623 | -4.65% | -1.00% |
District I | 3.15% | 965 | 969 | -0.41% | -0.09% |
District II | 7.18% | 2,201 | 1,984 | 10.94% | 2.21% |
District III | 8.72% | 2,674 | 2,704 | -1.11% | -0.23% |
Furao | 8.28% | 2,538 | 2,522 | 0.63% | 0.13% |
Guibang | 9.83% | 3,014 | 2,802 | 7.57% | 1.55% |
Lenzon | 3.61% | 1,106 | 1,001 | 10.49% | 2.12% |
Linglingay | 4.40% | 1,348 | 1,345 | 0.22% | 0.05% |
Mabini | 14.78% | 4,530 | 4,608 | -1.69% | -0.36% |
Pintor | 4.60% | 1,409 | 1,366 | 3.15% | 0.65% |
Rizal | 1.01% | 311 | 366 | -15.03% | -3.37% |
Songsong | 5.22% | 1,599 | 1,514 | 5.61% | 1.16% |
Union | 3.93% | 1,204 | 1,065 | 13.05% | 2.62% |
Upi | 16.84% | 5,161 | 5,096 | 1.28% | 0.27% |
Gamu Total | 30,655 | 29,904 | 2.51% | 0.52% |
Economy
The annual regular revenue of Gamu for the fiscal year of 2016 was ₱92,008,460.47.
details
Fiscal Year | Annual Regular Income | Change |
---|---|---|
2009 | 12,631,630.39 | – |
2010 | 80,258,881.14 | 535.38% |
2011 | – | – |
2012 | – | – |
2013 | 58,151,806.90 | – |
2014 | 65,982,004.59 | 13.47% |
2015 | 75,070,967.98 | 13.77% |
2016 | 92,008,460.47 | 22.56% |
End notes:
|
Demographics
Households
The household population of Gamu in the 2015 Census was 29,868 broken down into 6,791 households or an average of 4.40 members per household.
details
Census date | Household population | Number of households | Average household size |
---|---|---|---|
19,128 | 3,741 | 5.11 | |
22,655 | 4,602 | 4.92 | |
25,860 | 5,169 | 5.00 | |
27,456 | 6,070 | 4.52 | |
28,531 | 6,477 | 4.40 | |
29,868 | 6,791 | 4.40 |
Population by age group
According to the 2015 Census, the age group with the highest population in Gamu is 5 to 9, with 3,131 individuals. Conversely, the age group with the lowest population is 80 and over, with 261 individuals.
details
Age group | Population (2015) | Age group percentage |
---|---|---|
Under 1 | 600 | 2.01% |
1 to 4 | 2,492 | 8.33% |
5 to 9 | 3,131 | 10.47% |
10 to 14 | 2,926 | 9.78% |
15 to 19 | 2,772 | 9.27% |
20 to 24 | 2,739 | 9.16% |
25 to 29 | 2,326 | 7.78% |
30 to 34 | 2,028 | 6.78% |
35 to 39 | 2,068 | 6.92% |
40 to 44 | 1,866 | 6.24% |
45 to 49 | 1,686 | 5.64% |
50 to 54 | 1,565 | 5.23% |
55 to 59 | 1,233 | 4.12% |
60 to 64 | 907 | 3.03% |
65 to 69 | 629 | 2.10% |
70 to 74 | 395 | 1.32% |
75 to 79 | 280 | 0.94% |
80 and over | 261 | 0.87% |
Total | 29,904 | 100.00% |
|
Historical population
The population of Gamu grew from 3,581 in 1903 to 30,655 in 2020, an increase of 27,074 people over the course of 117 years. The latest census figures in 2020 denote a positive growth rate of 0.52%, or an increase of 751 people, from the previous population of 29,904 in 2015.
details
Census date | Population | Growth rate |
---|---|---|
3,581 | – | |
6,096 | 3.42% | |
18,201 | 5.62% | |
11,744 | -4.40% | |
18,762 | 4.21% | |
12,586 | -3.83% | |
13,635 | 1.62% | |
16,922 | 4.41% | |
19,141 | 1.24% | |
22,765 | 3.30% | |
25,901 | 2.81% | |
27,479 | 0.82% | |
28,657 | 1.54% | |
29,904 | 0.81% | |
30,655 | 0.52% |
The total number of registered voters or electorate in Gamu for the year 2019 was 19,382, broken down into 9,619 males and 9,763 females.
Location
The municipal center of Gamu is situated at approximately 17° 3' North, 121° 50' East, in the island of Luzon. Elevation at these coordinates is estimated at 51.9 meters or 170.2 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 Gamu are Ilagan, Isabela, Cauayan, Isabela, Santiago, Isabela, Tabuk, Kalinga, Tuguegarao, Cagayan, and Candon, Ilocos Sur. The nearest municipalities are Naguilian, Isabela, Reina Mercedes, Isabela, Luna, Isabela, Quirino, Isabela, Burgos, Isabela, and Benito Soliven, Isabela. Its distance from the national capital is 286.80 kilometers (178.21 miles). The following list delineates such distance measurements.
great-circle distance
Nearest towns
- Naguilian, Isabela, 2.67 kilometers (1.66 miles) to the South (S4°E)
- Reina Mercedes, Isabela, 6.93 kilometers (4.30 miles) to the South (S8°W)
- Luna, Isabela, 14.10 kilometers (8.76 miles) to the Southwest (S52°W)
- Quirino, Isabela, 14.34 kilometers (8.91 miles) to the Northwest (N46°W)
- Burgos, Isabela, 15.04 kilometers (9.34 miles) to the West (N81°W)
- Benito Soliven, Isabela, 15.30 kilometers (9.51 miles) to the East‑Southeast (S63°E)
Nearest cities
- Ilagan, Isabela, 12.26 kilometers (7.62 miles) to the North‑Northeast (N29°E)
- Cauayan, Isabela, 14.37 kilometers (8.93 miles) to the South‑Southwest (S29°W)
- Santiago, Isabela, 50.27 kilometers (31.24 miles) to the Southwest (S37°W)
- Tabuk, Kalinga, 61.12 kilometers (37.98 miles) to the Northwest (N39°W)
- Tuguegarao, Cagayan, 63.47 kilometers (39.44 miles) to the North (N10°W)
- Candon, Ilocos Sur, 148.32 kilometers (92.16 miles) to the West (N84°W)
Distance from Manila: 286.80 kilometers (178.21 miles) to the South‑Southwest (S19°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.