Namantao, Municipality of Bacacay, Province of Albay
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | Bicol Region (Region V) |
| Province | Albay |
| Municipality | Bacacay |
| Postal code | 4509 |
| Population (2020) | 739 |
| Philippine major island(s) | Cagraray |
| Coordinates | 13.2697, 123.8514 (13° 16' North, 123° 51' East) |
| Estimated elevation above sea level | 16.9 meters (55.4 feet) |
Namantao is a barangay in the municipality of Bacacay, in the province of Albay. Its population as determined by the 2020 Census was 739. This represented 1.02% of the total population of Bacacay.
Demographics
Households
The household population of Namantao in the 2015 Census was 778 broken down into 167 households or an average of 4.66 members per household.
details
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 932 | 153 | 6.09 | |
| 866 | 160 | 5.41 | |
| 743 | 146 | 5.09 | |
| 764 | 156 | 4.90 | |
| 901 | 181 | 4.98 | |
| 778 | 167 | 4.66 |
Population by age group
According to the 2015 Census, the age group with the highest population in Namantao is 5 to 9, with 101 individuals. Conversely, the age group with the lowest population is 80 and over, with 12 individuals.
details
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 17 | 2.19% |
| 1 to 4 | 57 | 7.33% |
| 5 to 9 | 101 | 12.98% |
| 10 to 14 | 96 | 12.34% |
| 15 to 19 | 93 | 11.95% |
| 20 to 24 | 76 | 9.77% |
| 25 to 29 | 45 | 5.78% |
| 30 to 34 | 35 | 4.50% |
| 35 to 39 | 35 | 4.50% |
| 40 to 44 | 34 | 4.37% |
| 45 to 49 | 35 | 4.50% |
| 50 to 54 | 32 | 4.11% |
| 55 to 59 | 34 | 4.37% |
| 60 to 64 | 16 | 2.06% |
| 65 to 69 | 22 | 2.83% |
| 70 to 74 | 21 | 2.70% |
| 75 to 79 | 17 | 2.19% |
| 80 and over | 12 | 1.54% |
| Total | 778 | 100.00% |
| ||
Historical population
The population of Namantao fell from 932 in 1990 to 739 in 2020, a decrease of 193 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.08%, or a decrease of 39 people, from the previous population of 778 in 2015.
| Census date | Population | Growth rate |
|---|---|---|
| 932 | – | |
| 866 | -1.37% | |
| 743 | -3.23% | |
| 764 | 0.39% | |
| 901 | 6.19% | |
| 778 | -2.76% | |
| 739 | -1.08% |
Location
Namantao is situated at approximately 13.2697, 123.8514, in the island of Cagraray. Elevation at these coordinates is estimated at 16.9 meters or 55.4 feet above mean sea level.
Adjacent barangays
Namantao shares a common border with the following barangay(s):
Notes
- Data on population, and households, are from the Philippine Statistics Authority.
- Postal code information is from the Philippine Postal Corporation.