Del Rosario, Municipality of Oas, Province of Albay

Summary data
Typebarangay
Island groupLuzon
RegionBicol Region (Region V)
ProvinceAlbay
MunicipalityOas
Postal code4504
Population (2020)687
Philippine major island(s)Luzon
Coordinates13.2222, 123.4396 (13° 13' North, 123° 26' East)
Estimated elevation above sea level168.7 meters (553.5 feet)

Del Rosario is a barangay in the municipality of Oas, in the province of Albay. Its population as determined by the 2020 Census was 687. This represented 1.04% of the total population of Oas.

Demographics

Households

The household population of Del Rosario in the 2015 Census was 733 broken down into 141 households or an average of 5.20 members per household.

details
Number of households in Del Rosario (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
6831255.46
6861245.53
7591325.75
6911255.53
6241284.88
7331415.20

Population by age group

According to the 2015 Census, the age group with the highest population in Del Rosario is 10 to 14, with 106 individuals. Conversely, the age group with the lowest population is 75 to 79, with 3 individuals.

details
Population of Del Rosario by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1131.77%
1 to 4719.69%
5 to 99312.69%
10 to 1410614.46%
15 to 198411.46%
20 to 24628.46%
25 to 29527.09%
30 to 34375.05%
35 to 39435.87%
40 to 44263.55%
45 to 49314.23%
50 to 54293.96%
55 to 59283.82%
60 to 64192.59%
65 to 69131.77%
70 to 74172.32%
75 to 7930.41%
80 and over60.82%
Total733100.00%
  • Youth Dependency Ratio: 68.86
  • Old Age Dependency Ratio: 9.49
  • Total Dependency Ratio: 78.35
  • Median Age: 19.97

Historical population

The population of Del Rosario grew from 683 in 1990 to 687 in 2020, an increase of 4 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.35%, or a decrease of 46 people, from the previous population of 733 in 2015.

Population of Del Rosario (1990‑2020)
Census datePopulationGrowth rate
683
6860.08%
7592.19%
691-1.29%
624-3.64%
7333.11%
687-1.35%

Location

Del Rosario is situated at approximately 13.2222, 123.4396, in the island of Luzon. Elevation at these coordinates is estimated at 168.7 meters or 553.5 feet above mean sea level.


Adjacent barangays

Del Rosario 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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