Diasan, Municipality of Echague, Province of Isabela

Summary data
Typebarangay
Island groupLuzon
RegionCagayan Valley (Region II)
ProvinceIsabela
MunicipalityEchague
Postal code3309
Population (2020)798
Philippine major island(s)Luzon
Coordinates16.6332, 121.8076 (16° 38' North, 121° 48' East)
Estimated elevation above sea level109.2 meters (358.3 feet)

Diasan is a barangay in the municipality of Echague, in the province of Isabela. Its population as determined by the 2020 Census was 798. This represented 0.90% of the total population of Echague.

Demographics

Households

The household population of Diasan in the 2015 Census was 716 broken down into 167 households or an average of 4.29 members per household.

details
Number of households in Diasan (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
188434.37
195503.90
332714.68
288953.03
6131514.06
7161674.29

Population by age group

According to the 2015 Census, the age group with the highest population in Diasan is 5 to 9, with 98 individuals. Conversely, the age group with the lowest population is 80 and over, with 3 individuals.

details
Population of Diasan by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1202.79%
1 to 4709.78%
5 to 99813.69%
10 to 147510.47%
15 to 19689.50%
20 to 247410.34%
25 to 29618.52%
30 to 34365.03%
35 to 39405.59%
40 to 44506.98%
45 to 49304.19%
50 to 54253.49%
55 to 59294.05%
60 to 64131.82%
65 to 69111.54%
70 to 7440.56%
75 to 7991.26%
80 and over30.42%
Total716100.00%
  • Youth Dependency Ratio: 61.74
  • Old Age Dependency Ratio: 6.34
  • Total Dependency Ratio: 68.08
  • Median Age: 21.82

Historical population

The population of Diasan grew from 188 in 1990 to 798 in 2020, an increase of 610 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 2.31%, or an increase of 82 people, from the previous population of 716 in 2015.

Population of Diasan (1990‑2020)
Census datePopulationGrowth rate
188
1950.69%
33212.09%
288-1.94%
61331.65%
7163.00%
7982.31%

Location

Diasan is situated at approximately 16.6332, 121.8076, in the island of Luzon. Elevation at these coordinates is estimated at 109.2 meters or 358.3 feet above mean sea level.


Adjacent barangays

Diasan 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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