Ranking

Densest barangays in La Union

Ilocanos Sur (San Fernando City, La Union) is the most crowded of the 576 barangays in La Union: about 21,306 people for every km² in 2024.^{[1, 2, 3, 4]}

Below are the first 100 of 576 barangays, ordered by people for every km² of land, each with its 2020 count and its change since.

People are counted as of July 1, 2024 (the 2024 Census of Population) and May 1, 2020 (the 2020 Census of Population and Housing), both by the Philippine Statistics Authority.

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Densest barangays in La Union, top 100
Rank	Name	City or municipality	People, 2024	People, 2020	Change since 2020	People per km²
1	Ilocanos Sur	San Fernando City, La Union	2,642	2,665	−0.9%	about 21,306
2	Ilocanos Norte	San Fernando City, La Union	1,150	1,147	+0.3%	about 20,572
3	Balawarte	Agoo, La Union	2,039	1,916	+6.4%	about 17,280
4	Central West No. 3	Bangar, La Union	533	538	−0.9%	about 11,638
5	San Nicolas Central	Agoo, La Union	801	851	−5.9%	about 11,525
6	San Marcos	Agoo, La Union	2,116	2,191	−3.4%	about 10,475
7	Pagdalagan Sur	Bauang, La Union	2,787	2,813	−0.9%	about 9,198
8	Central West No. 1	Bangar, La Union	449	463	−3.0%	about 8,651
9	Central East No. 2	Bangar, La Union	1,029	1,046	−1.6%	about 7,679
10	Barangay I	San Fernando City, La Union	1,786	1,897	−5.9%	about 7,632
11	Barangay IV	San Fernando City, La Union	546	611	−10.6%	about 7,594
12	Poblacion East	Rosario, La Union	2,257	2,489	−9.3%	about 7,304
13	Damortis	Santo Tomas, La Union	2,720	2,703	+0.6%	about 7,177
14	Catbangen	San Fernando City, La Union	9,355	9,638	−2.9%	about 6,981
15	Lingsat	San Fernando City, La Union	7,395	7,528	−1.8%	about 6,976
16	Central West	Bauang, La Union	3,979	4,001	−0.6%	about 6,956
17	San Nicolas Norte	Agoo, La Union	522	539	−3.2%	about 6,951
18	San Agustin	San Fernando City, La Union	2,395	2,269	+5.6%	about 6,843
19	San Nicolas East	Agoo, La Union	916	939	−2.5%	about 6,686
20	San Jose Norte	Agoo, La Union	859	863	−0.5%	about 6,459
21	Pagdaraoan	San Fernando City, La Union	2,861	2,975	−3.8%	about 6,358
22	Maria Cristina West	Bangar, La Union	1,104	1,071	+3.1%	about 6,202
23	Tanqui	San Fernando City, La Union	4,781	5,281	−9.5%	about 6,137
24	San Julian West	Agoo, La Union	2,118	2,125	−0.3%	about 6,086
25	Tubod	Santo Tomas, La Union	3,416	3,205	+6.6%	about 6,004
26	Consuegra	Bangar, La Union	1,507	1,338	+12.6%	about 5,957
27	Santiago Norte	Caba, La Union	1,135	1,137	−0.2%	about 5,881
28	San Isidro	Agoo, La Union	2,230	2,324	−4.0%	about 5,822
29	Central West No. 2	Bangar, La Union	556	585	−5.0%	about 5,732
30	Barraca	Bangar, La Union	1,345	1,354	−0.7%	about 5,723
31	Santiago Norte	San Fernando City, La Union	3,778	4,085	−7.5%	about 5,664
32	Imelda	Naguilian, La Union	1,336	1,147	+16.5%	about 5,590
33	San Nicolas Sur	Agoo, La Union	506	511	−1.0%	about 5,573
34	Pagdalagan	San Fernando City, La Union	3,592	3,544	+1.4%	about 5,552
35	Paratong No. 3	Bangar, La Union	1,103	1,119	−1.4%	about 5,460
36	Alzate	Bangar, La Union	1,452	1,481	−2.0%	about 5,438
37	San Francisco	San Fernando City, La Union	3,585	3,653	−1.9%	about 5,351
38	Sevilla	San Fernando City, La Union	10,980	11,316	−3.0%	about 5,204
39	Poblacion	Tubao, La Union	811	830	−2.3%	about 4,886
40	Cabaroan	San Fernando City, La Union	3,641	3,660	−0.5%	about 4,753
41	Central East	Bauang, La Union	4,159	4,185	−0.6%	about 4,657
42	Quintarong	Bangar, La Union	1,187	1,122	+5.8%	about 4,531
43	San Agustin Sur	Agoo, La Union	1,154	1,169	−1.3%	about 4,473
44	Pilar	Bauang, La Union	402	410	−2.0%	about 4,398
45	Barangay III	San Fernando City, La Union	285	307	−7.2%	about 4,279
46	Barangay II	San Fernando City, La Union	614	442	+38.9%	about 4,264
47	San Julian Central	Agoo, La Union	663	610	+8.7%	about 4,144
48	Consolacion	Agoo, La Union	1,434	1,714	−16.3%	about 4,039
49	Poblacion East	Pugo, La Union	916	930	−1.5%	about 4,035
50	Baccuit Sur	Bauang, La Union	2,732	2,775	−1.6%	about 3,965
51	Central East No. 1	Bangar, La Union	379	359	+5.6%	about 3,936
52	Poblacion West	Rosario, La Union	1,918	1,965	−2.4%	about 3,922
53	Pagudpud	San Fernando City, La Union	2,638	2,190	+20.5%	about 3,920
54	Namonitan	Santo Tomas, La Union	2,622	1,815	+44.5%	about 3,862
55	Santa Rita West	Aringay, La Union	3,540	3,640	−2.8%	about 3,819
56	Baccuit Norte	Bauang, La Union	2,491	2,553	−2.4%	about 3,797
57	Santa Barbara	Agoo, La Union	1,689	1,745	−3.2%	about 3,796
58	Poblacion West	Pugo, La Union	1,013	1,046	−3.2%	about 3,780
59	Las-ud	Caba, La Union	1,404	1,350	+4.0%	about 3,744
60	Dr. Camilo Osias Pob.	Balaoan, La Union	1,782	1,793	−0.6%	about 3,689
61	Casantaan	Santo Tomas, La Union	2,505	2,413	+3.8%	about 3,689
62	Quinavite	Bauang, La Union	3,687	3,880	−5.0%	about 3,615
63	Taboc	San Juan, La Union	3,015	2,988	+0.9%	about 3,577
64	Magallanes	Luna, La Union	2,355	2,232	+5.5%	about 3,557
65	Malabago	Santo Tomas, La Union	525	466	+12.7%	about 3,500
66	General Prim West	Bangar, La Union	1,570	1,605	−2.2%	about 3,497
67	Maria Cristina East	Bangar, La Union	908	945	−3.9%	about 3,466
68	Paringao	Bauang, La Union	4,218	4,229	−0.3%	about 3,457
69	Reyna Regente	Bangar, La Union	1,084	1,118	−3.0%	about 3,420
70	Nagsimbaanan	Bacnotan, La Union	693	719	−3.6%	about 3,364
71	Parian	San Fernando City, La Union	3,531	3,561	−0.8%	about 3,331
72	Dalumpinas Oeste	San Fernando City, La Union	1,545	1,593	−3.0%	about 3,259
73	Natividad	Naguilian, La Union	2,930	3,135	−6.5%	about 3,238
74	General Terrero	Bangar, La Union	1,107	1,146	−3.4%	about 3,218
75	Ili Sur	San Juan, La Union	2,623	2,687	−2.4%	about 3,207
76	Ortiz	Naguilian, La Union	2,632	2,784	−5.5%	about 3,202
77	Nalasin	Balaoan, La Union	1,369	1,479	−7.4%	about 3,176
78	Linong	Santo Tomas, La Union	778	842	−7.6%	about 3,137
79	San Manuel Norte	Agoo, La Union	2,595	2,384	+8.9%	about 3,115
80	Balaoc	Santo Tomas, La Union	1,715	1,558	+10.1%	about 3,035
81	San Benito Sur	Aringay, La Union	3,553	3,727	−4.7%	about 3,011
82	Carlatan	San Fernando City, La Union	2,307	2,346	−1.7%	about 2,954
83	Pandan	Bacnotan, La Union	1,487	1,233	+20.6%	about 2,950
84	Ili Norte	San Juan, La Union	2,660	2,908	−8.5%	about 2,949
85	San Julian East	Agoo, La Union	1,163	1,165	−0.2%	about 2,929
86	Camp One	Rosario, La Union	3,090	3,244	−4.8%	about 2,835
87	Nagrebcan	Bauang, La Union	1,551	1,570	−1.2%	about 2,815
88	San Vicente Sur	Agoo, La Union	1,364	1,164	+17.2%	about 2,812
89	Madayegdeg	San Fernando City, La Union	1,468	1,729	−15.1%	about 2,802
90	Damortis	Rosario, La Union	2,479	2,568	−3.5%	about 2,785
91	San Nicolas West	Agoo, La Union	2,735	2,741	−0.2%	about 2,743
92	Paratong Norte	Bangar, La Union	1,649	1,674	−1.5%	about 2,626
93	San Vicente	San Fernando City, La Union	2,871	2,778	+3.4%	about 2,610
94	Dili	Bauang, La Union	2,182	2,242	−2.7%	about 2,604
95	Guerrero	Bauang, La Union	1,082	1,085	−0.3%	about 2,558
96	Poblacion Sur	Caba, La Union	934	1,025	−8.9%	about 2,552
97	Udiao	Rosario, La Union	2,515	2,553	−1.5%	about 2,548
98	Victoria	Luna, La Union	1,379	1,437	−4.0%	about 2,540
99	San Joaquin Norte	Agoo, La Union	1,386	1,497	−7.4%	about 2,534
100	Maragayap	Bacnotan, La Union	630	501	+25.8%	about 2,530

Density is a place's 2024 people divided by its land area. A barangay has no official area: Scene measures the area inside its border on UN OCHA's map, so its density is approximate. A barangay with no mapped border is not ranked.

Sources

Every count here is the PSA's own, for the place as the PSA names it today. The change and the order are Scene's arithmetic on those counts. How Scene works out the rest.

1.Philippine Statistics Authority. Total Population, Household Population, and Number of Households by Province, City, Municipality, and Barangay as of 01 July 2024: Ilocos Region (OpenSTAT table 0011A6DTPH0). Published August 4, 2026. Read by Scene October 2, 2026. CC BY (PSA Terms of Use). Open the source
2.Philippine Statistics Authority. Philippine Standard Geographic Code (PSGC), 4th Quarter 2022: Publication Datafile, with the 2015 and 2020 census counts (the PSA's file, as the Internet Archive keeps it). Published December 31, 2022. Read by Scene October 2, 2026. CC BY (PSA Terms of Use). Open the source
3.Philippine Statistics Authority, from the Land Management Bureau (DENR). Population, Land Area, Population Density, and Percent Change in Population Density by Region, Province/Highly Urbanized City, and City/Municipality: 2015, 2020, and 2024 (OpenSTAT table 0221A6DLPD0). Published August 7, 2026. Read by Scene October 2, 2026. CC BY (PSA Terms of Use). Open the source
4.UN OCHA, from the PSA and NAMRIA. Philippines: Subnational Administrative Boundaries (COD-AB), barangay layer. Published February 13, 2025. Read by Scene September 25, 2026. CC BY-IGO 3.0. Open the source

Scene works out the rest from these sources: growth rates, shares, areas, densities, coordinates, neighbours and distances. How.

Report a mistake on this page: write to hello@scene.ph with the page address.