Mandu‑ao, City of Bayawan, Province of Negros Oriental

Summary data
Typebarangay
Island groupVisayas
RegionCentral Visayas (Region VII)
ProvinceNegros Oriental
CityBayawan
Postal code6221
Population (2020)4,780
Philippine major island(s)Negros
Coordinates9.6772, 122.7989 (9° 41' North, 122° 48' East)
Estimated elevation above sea level199.2 meters (653.5 feet)

Mandu‑ao is a barangay in the city of Bayawan, in the province of Negros Oriental. Its population as determined by the 2020 Census was 4,780. This represented 3.89% of the total population of Bayawan.

Demographics

Households

The household population of Mandu-ao in the 2015 Census was 4,579 broken down into 976 households or an average of 4.69 members per household.

details
Number of households in Mandu-ao (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
2,8985175.61
3,2975925.57
3,6616935.28
3,9747925.02
4,5759264.94
4,5799764.69

Population by age group

According to the 2015 Census, the age group with the highest population in Mandu-ao is 5 to 9, with 568 individuals. Conversely, the age group with the lowest population is 80 and over, with 28 individuals.

details
Population of Mandu-ao by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 11182.58%
1 to 447110.28%
5 to 956812.40%
10 to 1456512.33%
15 to 1950811.09%
20 to 243988.69%
25 to 293657.97%
30 to 342886.29%
35 to 392725.94%
40 to 442174.74%
45 to 492214.82%
50 to 542024.41%
55 to 591302.84%
60 to 64992.16%
65 to 69631.38%
70 to 74340.74%
75 to 79340.74%
80 and over280.61%
Total4,581100.00%
  • Youth Dependency Ratio: 63.78
  • Old Age Dependency Ratio: 5.89
  • Total Dependency Ratio: 69.67
  • Median Age: 20.76

Historical population

The population of Mandu-ao grew from 2,898 in 1990 to 4,780 in 2020, an increase of 1,882 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 0.90%, or an increase of 199 people, from the previous population of 4,581 in 2015.

Population of Mandu-ao (1990‑2020)
Census datePopulationGrowth rate
2,898
3,2972.45%
3,6612.27%
3,9741.14%
4,5755.26%
4,5810.02%
4,7800.90%

Location

Mandu‑ao is situated at approximately 9.6772, 122.7989, in the island of Negros. Elevation at these coordinates is estimated at 199.2 meters or 653.5 feet above mean sea level.


Adjacent barangays

Mandu‑ao 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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