Nag‑Iba I, Municipality of Naujan, Province of Oriental Mindoro

Summary data
Typebarangay
Island groupLuzon
RegionMIMAROPA Region
ProvinceOriental Mindoro
MunicipalityNaujan
Postal code5204
Population (2020)843
Philippine major island(s)Mindoro
Coordinates13.3320, 121.2789 (13° 20' North, 121° 17' East)
Estimated elevation above sea level7.1 meters (23.3 feet)

Nag‑Iba I is a barangay in the municipality of Naujan, in the province of Oriental Mindoro. Its population as determined by the 2020 Census was 843. This represented 0.77% of the total population of Naujan.

Demographics

Households

The household population of Nag-Iba I in the 2015 Census was 894 broken down into 223 households or an average of 4.01 members per household.

details
Number of households in Nag-Iba I (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
6031224.94
7741465.30
7231484.89
8351814.61
7451893.94
8942234.01

Population by age group

According to the 2015 Census, the age group with the highest population in Nag-Iba I is 10 to 14, with 94 individuals. Conversely, the age group with the lowest population is 75 to 79, with 10 individuals.

details
Population of Nag-Iba I by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1171.90%
1 to 4738.17%
5 to 99010.07%
10 to 149410.51%
15 to 19889.84%
20 to 24839.28%
25 to 29596.60%
30 to 34596.60%
35 to 39495.48%
40 to 44455.03%
45 to 49465.15%
50 to 54485.37%
55 to 59414.59%
60 to 64252.80%
65 to 69232.57%
70 to 74273.02%
75 to 79101.12%
80 and over171.90%
Total894100.00%
  • Youth Dependency Ratio: 50.46
  • Old Age Dependency Ratio: 14.18
  • Total Dependency Ratio: 64.64
  • Median Age: 25.17

Historical population

The population of Nag-Iba I grew from 603 in 1990 to 843 in 2020, an increase of 240 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 1.23%, or a decrease of 51 people, from the previous population of 894 in 2015.

Population of Nag-Iba I (1990‑2020)
Census datePopulationGrowth rate
603
7744.79%
723-1.45%
8352.01%
745-4.07%
8943.53%
843-1.23%

Location

Nag‑Iba I is situated at approximately 13.3320, 121.2789, in the island of Mindoro. Elevation at these coordinates is estimated at 7.1 meters or 23.3 feet above mean sea level.


Adjacent barangays

Nag‑Iba I 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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