Ilocos Region

Barangays in La Union Province

La Union is a province in Ilocos Region with 20 cities and municipalities and 576 barangays.

Population & Statistics

2024 POPCEN

Total Population (2024): 825,072
Population (2020): 822,352
Population (2015): 786,653
Growth (2020 → 2024): +0.3%

Income classification: 1st

Barangay Insights for La Union

The most populous barangay in La Union is Brgy. Sevilla with 10,980 residents, while the smallest with a reliable count is Brgy. Caggao (208). Of the 576 barangays with a classification on record, 10% are urban and 90% rural. Elected-officials records are documented for 100% of the 576 barangays here.

Barangays: 576
Avg. population: 1,432
Median population: 1,188
Officials documented: 100%
Urban: 10%

Most populous

Brgy. Sevilla

10,980 residents

Smallest (reliable count)

Brgy. Caggao

208 residents

Fastest growing (2020 to 2024)

Brgy. Sapilang

+60.9%

Aggregated from official Philippine Statistics Authority census data and Philippine Standard Geographic Code records by the Barangay Directory editorial team. See our methodology.

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Most Populous Barangays in La Union

The largest barangays in La Union by population, from the latest Philippine Statistics Authority census.

Full ranking →

1.Brgy. Sevilla— 10,980
2.Brgy. Catbangen— 9,355
3.Brgy. Lingsat— 7,395
4.Brgy. Poro— 6,634
5.Brgy. Tanqui— 4,781
6.Brgy. Acao— 4,454
7.Brgy. Biday— 4,241
8.Brgy. Paringao— 4,218
9.Brgy. San Eugenio— 4,201
10.Brgy. Central East (Pob.)— 4,159

Frequently Asked Questions about La Union

How many barangays are in La Union?▾

La Union has 576 barangays across 20 cities and municipalities in the Ilocos Region region of the Philippines.

What is the most populous barangay in La Union?▾

The most populous barangay in La Union is Brgy. Sevilla with 10,980 residents, based on the latest census published by the Philippine Statistics Authority.

What is the population of La Union?▾

La Union had a population of 825,072 according to 2024 POPCEN.

What is the income classification of La Union?▾

La Union is classified as a 1st by the Bureau of Local Government Finance, based on its average annual regular income.

When was this page last updated?▾

The information on this page for La Union was last updated on 2026-06-30. Barangay counts, population figures, and classifications can change over time; always verify with the local government unit before relying on this information for official transactions.