San Isidro, Municipality of Oas, Province of Albay

Summary data
Typebarangay
Island groupLuzon
RegionBicol Region (Region V)
ProvinceAlbay
MunicipalityOas
Postal code4504
Population (2020)1,518
Philippine major island(s)Luzon
Coordinates13.2408, 123.4808 (13° 14' North, 123° 29' East)
Estimated elevation above sea level37.9 meters (124.3 feet)

San Isidro is a barangay in the municipality of Oas, in the province of Albay. Its population as determined by the 2020 Census was 1,518. This represented 2.30% of the total population of Oas.

Demographics

Households

The household population of San Isidro in the 2015 Census was 1,529 broken down into 324 households or an average of 4.72 members per household.

details
Number of households in San Isidro (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,0881825.98
1,1152085.36
1,2752415.29
1,3442744.91
1,4002805.00
1,5293244.72

Population by age group

According to the 2015 Census, the age group with the highest population in San Isidro is 5 to 9, with 165 individuals. Conversely, the age group with the lowest population is 80 and over, with 12 individuals.

details
Population of San Isidro by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1352.29%
1 to 415310.01%
5 to 916510.79%
10 to 1415610.20%
15 to 1915910.40%
20 to 2415710.27%
25 to 291409.16%
30 to 34915.95%
35 to 39855.56%
40 to 44835.43%
45 to 49654.25%
50 to 54694.51%
55 to 59573.73%
60 to 64352.29%
65 to 69211.37%
70 to 74281.83%
75 to 79181.18%
80 and over120.78%
Total1,529100.00%
  • Youth Dependency Ratio: 54.09
  • Old Age Dependency Ratio: 8.4
  • Total Dependency Ratio: 62.49
  • Median Age: 23.07

Historical population

The population of San Isidro grew from 1,088 in 1990 to 1,518 in 2020, an increase of 430 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 0.15%, or a decrease of 11 people, from the previous population of 1,529 in 2015.

Population of San Isidro (1990‑2020)
Census datePopulationGrowth rate
1,088
1,1150.46%
1,2752.92%
1,3440.73%
1,4001.50%
1,5291.69%
1,518-0.15%

Location

San Isidro is situated at approximately 13.2408, 123.4808, in the island of Luzon. Elevation at these coordinates is estimated at 37.9 meters or 124.3 feet above mean sea level.


Adjacent barangays

San Isidro 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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