Nag‑Iba I, Municipality of Naujan, Province of Oriental Mindoro
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | MIMAROPA Region |
| Province | Oriental Mindoro |
| Municipality | Naujan |
| Postal code | 5204 |
| Population (2020) | 843 |
| Philippine major island(s) | Mindoro |
| Coordinates | 13.3320, 121.2789 (13° 20' North, 121° 17' East) |
| Estimated elevation above sea level | 7.1 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.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 603 | 122 | 4.94 | |
| 774 | 146 | 5.30 | |
| 723 | 148 | 4.89 | |
| 835 | 181 | 4.61 | |
| 745 | 189 | 3.94 | |
| 894 | 223 | 4.01 |
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.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 17 | 1.90% |
| 1 to 4 | 73 | 8.17% |
| 5 to 9 | 90 | 10.07% |
| 10 to 14 | 94 | 10.51% |
| 15 to 19 | 88 | 9.84% |
| 20 to 24 | 83 | 9.28% |
| 25 to 29 | 59 | 6.60% |
| 30 to 34 | 59 | 6.60% |
| 35 to 39 | 49 | 5.48% |
| 40 to 44 | 45 | 5.03% |
| 45 to 49 | 46 | 5.15% |
| 50 to 54 | 48 | 5.37% |
| 55 to 59 | 41 | 4.59% |
| 60 to 64 | 25 | 2.80% |
| 65 to 69 | 23 | 2.57% |
| 70 to 74 | 27 | 3.02% |
| 75 to 79 | 10 | 1.12% |
| 80 and over | 17 | 1.90% |
| Total | 894 | 100.00% |
| ||
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 annualized growth rate of 1.23%, or a decrease of 51 people, from the previous population of 894 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 603 | – | |
| 774 | 4.79% | |
| 723 | -1.45% | |
| 835 | 2.01% | |
| 745 | -4.07% | |
| 894 | 3.53% | |
| 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
- Data on population, and households, are from the Philippine Statistics Authority.
- Postal code information is from the Philippine Postal Corporation.