Oyama, Municipality of Tiwi, Province of Albay

Summary data
Typebarangay
Island groupLuzon
RegionBicol Region (Region V)
ProvinceAlbay
MunicipalityTiwi
Postal code4513
Population (2020)1,193
Philippine major island(s)Luzon
Coordinates13.4522, 123.6766 (13° 27' North, 123° 41' East)
Estimated elevation above sea level14.1 meters (46.3 feet)

Oyama is a barangay in the municipality of Tiwi, in the province of Albay. Its population as determined by the 2020 Census was 1,193. This represented 2.11% of the total population of Tiwi.

Demographics

Households

The household population of Oyama in the 2015 Census was 1,276 broken down into 255 households or an average of 5.00 members per household.

details
Number of households in Oyama (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
7331305.64
8001565.13
8911705.24
1,1702414.85
1,2082424.99
1,2762555.00

Population by age group

According to the 2015 Census, the age group with the highest population in Oyama is 15 to 19, with 162 individuals. Conversely, the age group with the lowest population is 75 to 79, with 11 individuals.

details
Population of Oyama by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1231.78%
1 to 4937.21%
5 to 91199.23%
10 to 1414811.48%
15 to 1916212.57%
20 to 2413610.55%
25 to 29806.21%
30 to 34796.13%
35 to 39906.98%
40 to 44624.81%
45 to 49725.59%
50 to 54554.27%
55 to 59534.11%
60 to 64393.03%
65 to 69352.72%
70 to 74201.55%
75 to 79110.85%
80 and over120.93%
Total1,289100.00%
  • Youth Dependency Ratio: 46.26
  • Old Age Dependency Ratio: 9.42
  • Total Dependency Ratio: 55.68
  • Median Age: 23.66

Historical population

The population of Oyama grew from 733 in 1990 to 1,193 in 2020, an increase of 460 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.62%, or a decrease of 96 people, from the previous population of 1,289 in 2015.

Population of Oyama (1990‑2020)
Census datePopulationGrowth rate
733
8001.65%
8912.34%
1,1703.83%
1,2081.17%
1,2891.24%
1,193-1.62%

Location

Oyama is situated at approximately 13.4522, 123.6766, in the island of Luzon. Elevation at these coordinates is estimated at 14.1 meters or 46.3 feet above mean sea level.


Adjacent barangays

Oyama 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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