San Ildefonso, 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) | 1,743 |
Philippine major island(s) | Luzon |
Coordinates | 18.1744, 120.5962 (18° 10' North, 120° 36' East) |
Estimated elevation above sea level | 13.4 meters (44.0 feet) |
San Ildefonso, 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 1,743. This represented 4.48% of the total population of San Nicolas.
Demographics
Households
The household population of San Ildefonso in the 2015 Census was 1,464 broken down into 354 households or an average of 4.14 members per household.
details
Census date | Household population | Number of households | Average household size |
---|---|---|---|
1,241 | 257 | 4.83 | |
1,266 | 260 | 4.87 | |
1,371 | 273 | 5.02 | |
1,224 | 292 | 4.19 | |
1,274 | 299 | 4.26 | |
1,464 | 354 | 4.14 |
Population by age group
According to the 2015 Census, the age group with the highest population in San Ildefonso is 10 to 14, with 147 individuals. Conversely, the age group with the lowest population is 75 to 79, with 21 individuals.
details
Age group | Population (2015) | Age group percentage |
---|---|---|
Under 1 | 31 | 2.11% |
1 to 4 | 113 | 7.69% |
5 to 9 | 135 | 9.18% |
10 to 14 | 147 | 10.00% |
15 to 19 | 128 | 8.71% |
20 to 24 | 138 | 9.39% |
25 to 29 | 113 | 7.69% |
30 to 34 | 110 | 7.48% |
35 to 39 | 100 | 6.80% |
40 to 44 | 89 | 6.05% |
45 to 49 | 89 | 6.05% |
50 to 54 | 77 | 5.24% |
55 to 59 | 51 | 3.47% |
60 to 64 | 38 | 2.59% |
65 to 69 | 31 | 2.11% |
70 to 74 | 30 | 2.04% |
75 to 79 | 21 | 1.43% |
80 and over | 29 | 1.97% |
Total | 1,470 | 100.00% |
|
Historical population
The population of San Ildefonso grew from 1,246 in 1990 to 1,743 in 2020, an increase of 497 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 3.65%, or an increase of 273 people, from the previous population of 1,470 in 2015.
Census date | Population | Growth rate |
---|---|---|
1,246 | – | |
1,283 | 0.55% | |
1,371 | 1.43% | |
1,236 | -1.42% | |
1,274 | 1.11% | |
1,470 | 2.76% | |
1,743 | 3.65% |
Location
San Ildefonso is situated at approximately 18.1744, 120.5962, in the island of Luzon. Elevation at these coordinates is estimated at 13.4 meters or 44.0 feet above mean sea level.
Adjacent barangays
San Ildefonso shares a common border with the following barangay(s):
- Barangay No. 54-B, Camangaan, Laoag, Ilocos Norte
- San Bartolome (Poblacion), San Nicolas, Ilocos Norte
- San Baltazar (Poblacion), San Nicolas, Ilocos Norte
- San Paulo (Poblacion), San Nicolas, Ilocos Norte
- San Fernando (Poblacion), San Nicolas, Ilocos Norte
- San Rufino (Poblacion), San Nicolas, Ilocos Norte
- San Silvestre (Poblacion), San Nicolas, Ilocos Norte
- Barangay No. 51-A, Nangalisan East, Laoag, Ilocos Norte
Notes
- Data on population, and households, are from the Philippine Statistics Authority.
- Postal code information is from the Philippine Postal Corporation.