Ambucao, Municipality of Santiago, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalitySantiago
Postal code2707
Population (2020)1,713
Philippine major island(s)Luzon
Coordinates17.3003, 120.4240 (17° 18' North, 120° 25' East)
Estimated elevation above sea level9.7 meters (31.8 feet)

Ambucao is a barangay in the municipality of Santiago, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 1,713. This represented 8.80% of the total population of Santiago.

Demographics

Households

The household population of Ambucao in the 2015 Census was 1,709 broken down into 377 households or an average of 4.53 members per household.

details
Number of households in Ambucao (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
9641825.30
1,0961995.51
1,2492445.12
1,4093004.70
1,4853204.64
1,7093774.53

Population by age group

According to the 2015 Census, the age group with the highest population in Ambucao is 5 to 9, with 196 individuals. Conversely, the age group with the lowest population is 80 and over, with 14 individuals.

details
Population of Ambucao by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1331.93%
1 to 41549.01%
5 to 919611.47%
10 to 141579.19%
15 to 191327.72%
20 to 241388.07%
25 to 291378.02%
30 to 341508.78%
35 to 391418.25%
40 to 44945.50%
45 to 49875.09%
50 to 54804.68%
55 to 59673.92%
60 to 64563.28%
65 to 69331.93%
70 to 74211.23%
75 to 79191.11%
80 and over140.82%
Total1,709100.00%
  • Youth Dependency Ratio: 49.91
  • Old Age Dependency Ratio: 8.04
  • Total Dependency Ratio: 57.95
  • Median Age: 26.62

Historical population

The population of Ambucao grew from 964 in 1990 to 1,713 in 2020, an increase of 749 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 0.05%, or an increase of 4 people, from the previous population of 1,709 in 2015.

Population of Ambucao (1990‑2020)
Census datePopulationGrowth rate
964
1,0962.43%
1,2492.84%
1,4091.68%
1,4851.93%
1,7092.71%
1,7130.05%

Location

Ambucao is situated at approximately 17.3003, 120.4240, in the island of Luzon. Elevation at these coordinates is estimated at 9.7 meters or 31.8 feet above mean sea level.


Adjacent barangays

Ambucao 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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