La Union
 | |
| Type | province |
|---|---|
| Island group | Luzon |
| Region | Ilocos Region (Region I) |
| Cities | 1 |
| Municipalities | 19 |
| Barangays | 576 |
| Coastal/Landlocked | coastal |
| Marine waterbodies | South China Sea |
| Area (2013) | 1,499.28 km2 (578.88 sq mi) |
| Population (2020) | 822,352 |
| Density (2020) | 548 / km2 (1,421 / sq mi) |
La Union is a province in the Philippines situated in the Ilocos Region occupying the northwestern section of Luzon. Its capital is the City of San Fernando.
The province has a land area of 1,499.28 square kilometers or 578.88 square miles. Its population as determined by the 2020 Census was 822,352. This represented 15.51% of the total population of the Ilocos Region, 1.32% of the overall population of the Luzon island group, or 0.75% of the entire population of the Philippines. Based on these figures, the population density is computed at 548 inhabitants per square kilometer or 1,421 inhabitants per square mile.
Map
La Union is bordered, clockwise from the North, by Ilocos Sur, Benguet, Pangasinan, South China Sea, and the Lingayen Gulf.
details
Local government units
La Union has 19 municipalities and 1 city. The total number of barangays in the province is 576.
details
| Name | Type | Population (2020) | Population (2015) | Annual Population Growth Rate (2015‑2020) | Area (2013), in km2 | Density (2020), per km2 | Brgy count |
|---|---|---|---|---|---|---|---|
| Agoo | municipality | 66,028 | 63,692 | 0.76% | 52.84 | 1,250 | 49 |
| Aringay | municipality | 50,380 | 47,458 | 1.27% | 84.54 | 596 | 24 |
| Bacnotan | municipality | 44,388 | 42,078 | 1.13% | 78.18 | 568 | 47 |
| Bagulin | municipality | 14,428 | 13,456 | 1.48% | 107.33 | 134 | 10 |
| Balaoan | municipality | 40,339 | 39,188 | 0.61% | 68.70 | 587 | 36 |
| Bangar | municipality | 38,041 | 35,947 | 1.20% | 37.36 | 1,018 | 33 |
| Bauang | municipality | 78,449 | 75,032 | 0.94% | 73.15 | 1,072 | 39 |
| Burgos | municipality | 9,006 | 8,067 | 2.35% | 70.80 | 127 | 12 |
| Caba | municipality | 23,119 | 22,039 | 1.01% | 46.31 | 499 | 17 |
| Luna | municipality | 37,318 | 35,802 | 0.88% | 42.90 | 870 | 40 |
| Naguilian | municipality | 52,189 | 54,221 | -0.80% | 104.60 | 499 | 37 |
| Pugo | municipality | 19,337 | 19,690 | -0.38% | 62.84 | 308 | 14 |
| Rosario | municipality | 60,278 | 55,458 | 1.77% | 73.98 | 815 | 33 |
| San Fernando | city (CC), capital, regional center | 125,640 | 121,812 | 0.65% | 102.72 | 1,223 | 59 |
| San Gabriel | municipality | 18,943 | 18,172 | 0.88% | 129.87 | 146 | 15 |
| San Juan | municipality | 40,507 | 37,188 | 1.82% | 57.12 | 709 | 41 |
| Santo Tomas | municipality | 40,846 | 39,092 | 0.93% | 64.00 | 638 | 24 |
| Santol | municipality | 14,166 | 12,476 | 2.71% | 93.70 | 151 | 11 |
| Sudipen | municipality | 17,187 | 17,056 | 0.16% | 97.59 | 176 | 17 |
| Tubao | municipality | 31,763 | 28,729 | 2.14% | 50.75 | 626 | 18 |
| La Union Total | 822,352 | 786,653 | 0.94% | 1,499.28 | 548 | 576 | |
Demographics
Population by age group
According to the 2015 Census, the age group with the highest population in La Union is 5 to 9, with 75,059 individuals. Conversely, the age group with the lowest population is 75 to 79, with 10,108 individuals.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 13,991 | 1.78% |
| 1 to 4 | 59,198 | 7.53% |
| 5 to 9 | 75,059 | 9.54% |
| 10 to 14 | 74,822 | 9.51% |
| 15 to 19 | 73,656 | 9.36% |
| 20 to 24 | 69,672 | 8.86% |
| 25 to 29 | 63,380 | 8.06% |
| 30 to 34 | 59,418 | 7.55% |
| 35 to 39 | 53,829 | 6.84% |
| 40 to 44 | 46,576 | 5.92% |
| 45 to 49 | 44,594 | 5.67% |
| 50 to 54 | 39,116 | 4.97% |
| 55 to 59 | 33,907 | 4.31% |
| 60 to 64 | 26,241 | 3.34% |
| 65 to 69 | 20,023 | 2.55% |
| 70 to 74 | 12,191 | 1.55% |
| 75 to 79 | 10,108 | 1.28% |
| 80 and over | 10,872 | 1.38% |
| Total | 786,653 | 100.00% |
| ||
Historical population
The population of La Union grew from 137,847 in 1903 to 822,352 in 2020, an increase of 684,505 people over the course of 117 years. The latest census figures in 2020 denote a positive annualized growth rate of 0.94%, or an increase of 35,699 people, from the previous population of 786,653 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 137,847 | – | |
| 178,400 | 1.64% | |
| 207,701 | 0.76% | |
| 237,340 | 1.38% | |
| 293,330 | 1.88% | |
| 373,682 | 2.40% | |
| 414,635 | 2.11% | |
| 452,578 | 1.77% | |
| 548,742 | 1.95% | |
| 597,442 | 1.61% | |
| 657,945 | 2.09% | |
| 720,972 | 1.27% | |
| 741,906 | 1.05% | |
| 786,653 | 1.12% | |
| 822,352 | 0.94% |
The total number of registered voters or electorate in La Union for the year 2019 was 510,709.
National roads
As of December 2016, the National Roads in La Union are:
Primary Roads
- Bauang-Baguio Road
- Kennon Road Channelization
- Kennon Road
- Manila North Road
- Rabon-Damortis Road
Secondary Roads
- Access Road to Airport
- Agoo-Baguio City Road
- Rosario-Pugo Access Road
- Rosario-Pugo Road
- San Fernando Access Road to Poro Point A
- San Fernando Airport Road
- San Fernando Port Road
Tertiary Roads
- Agoo Beach Road
- Agoo Processional Road A
- Agoo Processional Road B
- Alilem-Sugpon-Sudipen Road
- Bacnotan-Luna-Balaoan Road
- Capitol Site Road
- Luna-Bangar Road
- Poro Port Road Channel
- Rabon-Damortis Road Channelization
- San Fernando Access Road to Poro Point B
- San Fernando-Bagulin Road
- San Juan-San Gabriel Road
Notes
- Unless otherwise specified, population count (excluding percentages) and land area figures are derived from the Philippine Statistics Authority.
- Data on registered voters is from the Commission on Elections.
- Maps utilize OpenStreetMap data available under the Open Data Commons Open Database License.
- Data on National Roads is from the Department of Public Works and Highways.