Oloybuaya, Municipality of Gerona, Province of Tarlac

Summary data
Typebarangay
Island groupLuzon
RegionCentral Luzon (Region III)
ProvinceTarlac
MunicipalityGerona
Postal code2302
Population (2020)1,110
Philippine major island(s)Luzon
Coordinates15.6406, 120.6169 (15° 38' North, 120° 37' East)
Estimated elevation above sea level21.7 meters (71.2 feet)

Oloybuaya is a barangay in the municipality of Gerona, in the province of Tarlac. Its population as determined by the 2020 Census was 1,110. This represented 1.17% of the total population of Gerona.

Demographics

Households

The household population of Oloybuaya in the 2015 Census was 1,172 broken down into 238 households or an average of 4.92 members per household.

details
Number of households in Oloybuaya (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
7131454.92
7401554.77
9261994.65
9242034.55
1,0342164.79
1,1722384.92

Population by age group

According to the 2015 Census, the age group with the highest population in Oloybuaya is 25 to 29, with 115 individuals. Conversely, the age group with the lowest population is 80 and over, with 4 individuals.

details
Population of Oloybuaya by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1242.05%
1 to 4867.34%
5 to 91089.22%
10 to 141038.79%
15 to 19847.17%
20 to 241058.96%
25 to 291159.81%
30 to 34998.45%
35 to 39746.31%
40 to 44736.23%
45 to 49766.48%
50 to 54595.03%
55 to 59635.38%
60 to 64413.50%
65 to 69272.30%
70 to 74131.11%
75 to 79181.54%
80 and over40.34%
Total1,172100.00%
  • Youth Dependency Ratio: 40.68
  • Old Age Dependency Ratio: 7.86
  • Total Dependency Ratio: 48.54
  • Median Age: 28.30

Historical population

The population of Oloybuaya grew from 713 in 1990 to 1,110 in 2020, an increase of 397 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.14%, or a decrease of 62 people, from the previous population of 1,172 in 2015.

Population of Oloybuaya (1990‑2020)
Census datePopulationGrowth rate
713
7400.70%
9264.93%
924-0.03%
1,0344.18%
1,1722.41%
1,110-1.14%

Location

Oloybuaya is situated at approximately 15.6406, 120.6169, in the island of Luzon. Elevation at these coordinates is estimated at 21.7 meters or 71.2 feet above mean sea level.


Adjacent barangays

Oloybuaya 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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