Nagas, Municipality of Tiwi, Province of Albay

Summary data
Typebarangay
Island groupLuzon
RegionBicol Region (Region V)
ProvinceAlbay
MunicipalityTiwi
Postal code4513
Population (2020)3,361
Philippine major island(s)Luzon
Coordinates13.4351, 123.6778 (13° 26' North, 123° 41' East)
Estimated elevation above sea level38.8 meters (127.3 feet)

Nagas is a barangay in the municipality of Tiwi, in the province of Albay. Its population as determined by the 2020 Census was 3,361. This represented 5.95% of the total population of Tiwi.

Demographics

Households

The household population of Nagas in the 2015 Census was 3,206 broken down into 658 households or an average of 4.87 members per household.

details
Number of households in Nagas (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
2,0843935.30
2,4134295.62
2,6104865.37
2,9595715.18
2,9255964.91
3,2066584.87

Population by age group

According to the 2015 Census, the age group with the highest population in Nagas is 10 to 14, with 384 individuals. Conversely, the age group with the lowest population is 80 and over, with 25 individuals.

details
Population of Nagas by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1682.12%
1 to 43099.64%
5 to 937211.60%
10 to 1438411.98%
15 to 193179.89%
20 to 242357.33%
25 to 292267.05%
30 to 342126.61%
35 to 392417.52%
40 to 441695.27%
45 to 491354.21%
50 to 541324.12%
55 to 591103.43%
60 to 641133.52%
65 to 69812.53%
70 to 74491.53%
75 to 79280.87%
80 and over250.78%
Total3,206100.00%
  • Youth Dependency Ratio: 59.95
  • Old Age Dependency Ratio: 9.68
  • Total Dependency Ratio: 69.63
  • Median Age: 23.26

Historical population

The population of Nagas grew from 2,084 in 1990 to 3,361 in 2020, an increase of 1,277 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.00%, or an increase of 155 people, from the previous population of 3,206 in 2015.

Population of Nagas (1990‑2020)
Census datePopulationGrowth rate
2,084
2,4132.78%
2,6101.70%
2,9591.75%
2,925-0.42%
3,2061.76%
3,3611.00%

Location

Nagas is situated at approximately 13.4351, 123.6778, in the island of Luzon. Elevation at these coordinates is estimated at 38.8 meters or 127.3 feet above mean sea level.


Adjacent barangays

Nagas shares a common border with the following barangay(s):

Notes

  1. Data on population, and households, are from the Philippine Statistics Authority.
  2. Postal code information is from the Philippine Postal Corporation.
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