Masulog, Municipality of La Castellana, Province of Negros Occidental
| Type | barangay |
|---|---|
| Island group | Visayas |
| Region | Negros Island Region (NIR) [formerly, Region VI] |
| Province | Negros Occidental |
| Municipality | La Castellana |
| Postal code | 6131 |
| Population (2020) | 3,813 |
| Philippine major island(s) | Negros |
| Coordinates | 10.3604, 123.1707 (10° 22' North, 123° 10' East) |
| Estimated elevation above sea level | 439.3 meters (1,441.3 feet) |
Masulog is a barangay in the municipality of La Castellana, in the province of Negros Occidental. Its population as determined by the 2020 Census was 3,813. This represented 4.80% of the total population of La Castellana.
Demographics
Households
The household population of Masulog in the 2015 Census was 3,600 broken down into 843 households or an average of 4.27 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 2,311 | 445 | 5.19 | |
| 2,548 | 492 | 5.18 | |
| 3,093 | 555 | 5.57 | |
| 3,361 | 685 | 4.91 | |
| 3,394 | 690 | 4.92 | |
| 3,600 | 843 | 4.27 |
Population by age group
According to the 2015 Census, the age group with the highest population in Masulog is 5 to 9, with 467 individuals. Conversely, the age group with the lowest population is 80 and over, with 17 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 104 | 2.89% |
| 1 to 4 | 367 | 10.19% |
| 5 to 9 | 467 | 12.97% |
| 10 to 14 | 428 | 11.89% |
| 15 to 19 | 376 | 10.44% |
| 20 to 24 | 289 | 8.03% |
| 25 to 29 | 242 | 6.72% |
| 30 to 34 | 215 | 5.97% |
| 35 to 39 | 235 | 6.53% |
| 40 to 44 | 196 | 5.44% |
| 45 to 49 | 171 | 4.75% |
| 50 to 54 | 180 | 5.00% |
| 55 to 59 | 122 | 3.39% |
| 60 to 64 | 79 | 2.19% |
| 65 to 69 | 49 | 1.36% |
| 70 to 74 | 42 | 1.17% |
| 75 to 79 | 21 | 0.58% |
| 80 and over | 17 | 0.47% |
| Total | 3,600 | 100.00% |
| ||
Historical population
The population of Masulog grew from 2,311 in 1990 to 3,813 in 2020, an increase of 1,502 people over the course of 30 years. The latest census figures in 2020 denote a positive annualized growth rate of 1.22%, or an increase of 213 people, from the previous population of 3,600 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 2,311 | – | |
| 2,548 | 1.85% | |
| 3,093 | 4.24% | |
| 3,361 | 1.15% | |
| 3,398 | 0.40% | |
| 3,600 | 1.11% | |
| 3,813 | 1.22% |
Location
Masulog is situated at approximately 10.3604, 123.1707, in the island of Negros. Elevation at these coordinates is estimated at 439.3 meters or 1,441.3 feet above mean sea level.
Adjacent barangays
Masulog 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.