Dumagas, Municipality of Boliney, Province of Abra

Summary data
Typebarangay
Island groupLuzon
RegionCordillera Administrative Region (CAR)
ProvinceAbra
MunicipalityBoliney
Postal code2815
Population (2020)514
Philippine major island(s)Luzon
Coordinates17.4128, 120.7652 (17° 25' North, 120° 46' East)
Estimated elevation above sea level271.7 meters (891.4 feet)

Dumagas is a barangay in the municipality of Boliney, in the province of Abra. Its population as determined by the 2020 Census was 514. This represented 11.29% of the total population of Boliney.

Demographics

Households

The household population of Dumagas in the 2015 Census was 411 broken down into 72 households or an average of 5.71 members per household.

details
Number of households in Dumagas (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
287485.98
274505.48
265535.00
308803.85
387705.53
411725.71

Population by age group

According to the 2015 Census, the age group with the highest population in Dumagas is 20 to 24, with 50 individuals. Conversely, the age group with the lowest population is 75 to 79, with 4 individuals.

details
Population of Dumagas by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1102.30%
1 to 4429.66%
5 to 9398.97%
10 to 144410.11%
15 to 19398.97%
20 to 245011.49%
25 to 294911.26%
30 to 34327.36%
35 to 39245.52%
40 to 44235.29%
45 to 49235.29%
50 to 54194.37%
55 to 59112.53%
60 to 6461.38%
65 to 6981.84%
70 to 7471.61%
75 to 7940.92%
80 and over51.15%
Total435100.00%
  • Youth Dependency Ratio: 48.91
  • Old Age Dependency Ratio: 8.7
  • Total Dependency Ratio: 57.61
  • Median Age: 24.35

Historical population

The population of Dumagas grew from 287 in 1990 to 514 in 2020, an increase of 227 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 3.57%, or an increase of 79 people, from the previous population of 435 in 2015.

Population of Dumagas (1990‑2020)
Census datePopulationGrowth rate
287
274-0.86%
265-0.71%
3082.10%
3878.67%
4352.25%
5143.57%

Location

Dumagas is situated at approximately 17.4128, 120.7652, in the island of Luzon. Elevation at these coordinates is estimated at 271.7 meters or 891.4 feet above mean sea level.


Adjacent barangays

Dumagas 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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