San Lucas, Municipality of San Nicolas, Province of Ilocos Norte
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | Ilocos Region (Region I) |
| Province | Ilocos Norte |
| Municipality | San Nicolas |
| Postal code | 2901 |
| Population (2020) | 1,280 |
| Philippine major island(s) | Luzon |
| Coordinates | 18.1699, 120.5968 (18° 10' North, 120° 36' East) |
| Estimated elevation above sea level | 13.1 meters (43.0 feet) |
San Lucas, formerly Poblacion, is a barangay in the municipality of San Nicolas, in the province of Ilocos Norte. Its population as determined by the 2020 Census was 1,280. This represented 3.29% of the total population of San Nicolas.
Demographics
Households
The household population of San Lucas in the 2015 Census was 1,384 broken down into 327 households or an average of 4.23 members per household.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 1,321 | 271 | 4.87 | |
| 1,301 | 268 | 4.85 | |
| 1,366 | 309 | 4.42 | |
| 1,501 | 329 | 4.56 | |
| 1,377 | 325 | 4.24 | |
| 1,384 | 327 | 4.23 |
Population by age group
According to the 2015 Census, the age group with the highest population in San Lucas is 15 to 19, with 147 individuals. Conversely, the age group with the lowest population is 75 to 79, with 23 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 30 | 2.17% |
| 1 to 4 | 97 | 7.01% |
| 5 to 9 | 101 | 7.30% |
| 10 to 14 | 126 | 9.10% |
| 15 to 19 | 147 | 10.62% |
| 20 to 24 | 126 | 9.10% |
| 25 to 29 | 100 | 7.23% |
| 30 to 34 | 91 | 6.58% |
| 35 to 39 | 84 | 6.07% |
| 40 to 44 | 107 | 7.73% |
| 45 to 49 | 86 | 6.21% |
| 50 to 54 | 77 | 5.56% |
| 55 to 59 | 54 | 3.90% |
| 60 to 64 | 50 | 3.61% |
| 65 to 69 | 31 | 2.24% |
| 70 to 74 | 26 | 1.88% |
| 75 to 79 | 23 | 1.66% |
| 80 and over | 28 | 2.02% |
| Total | 1,384 | 100.00% |
| ||
Historical population
The population of San Lucas fell from 1,321 in 1990 to 1,280 in 2020, a decrease of 41 people over the course of 30 years. The latest census figures in 2020 denote a negative annualized growth rate of 1.63%, or a decrease of 104 people, from the previous population of 1,384 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 1,321 | – | |
| 1,301 | -0.29% | |
| 1,366 | 1.05% | |
| 1,501 | 1.31% | |
| 1,377 | -3.09% | |
| 1,384 | 0.10% | |
| 1,280 | -1.63% |
Location
San Lucas is situated at approximately 18.1699, 120.5968, in the island of Luzon. Elevation at these coordinates is estimated at 13.1 meters or 43.0 feet above mean sea level.
Adjacent barangays
San Lucas 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.