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Ranking

Densest barangays in Ilocos Sur

Barangay VI (Vigan City, Ilocos Sur) is the most crowded of the 768 barangays in Ilocos Sur: about 14,287 people for every km² in 2024.[1, 2, 3, 4]

Below are the first 100 of 768 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.

Open Ilocos Sur
Densest barangays in Ilocos Sur, top 100
RankNameCity or municipalityPeople, 2024People, 2020Change since 2020People per km²
1Barangay VIVigan City, Ilocos Sur1,3631,344+1.4%about 14,287
2PasungolSanta, Ilocos Sur886875+1.3%about 10,662
3Barangay 3Bantay, Ilocos Sur1,0161,051−3.3%about 10,507
4San IsidroCandon City, Ilocos Sur1,7551,833−4.3%about 10,203
5Barangay VVigan City, Ilocos Sur657693−5.2%about 9,254
6Barangay IXVigan City, Ilocos Sur2,5672,549+0.7%about 7,550
7San AntonioCandon City, Ilocos Sur9781,006−2.8%about 7,353
8PandanCaoayan, Ilocos Sur1,2031,229−2.1%about 6,874
9Barangay 2Bantay, Ilocos Sur544508+7.1%about 6,860
10Barangay IVVigan City, Ilocos Sur2,1212,042+3.9%about 6,607
11Barangay IIIVigan City, Ilocos Sur1,0401,128−7.8%about 6,541
12San JoseCandon City, Ilocos Sur1,7761,811−1.9%about 6,320
13BallaiguiSinait, Ilocos Sur587573+2.4%about 6,045
14MagsaysayTagudin, Ilocos Sur709754−6.0%about 5,860
15Barangay IIVigan City, Ilocos Sur488473+3.2%about 5,483
16Barangay 1Bantay, Ilocos Sur685672+1.9%about 5,480
17CallaguipCaoayan, Ilocos Sur1,051942+11.6%about 5,255
18Barangay VIIVigan City, Ilocos Sur1,4151,598−11.5%about 5,202
19San PedroCandon City, Ilocos Sur632717−11.9%about 5,016
20QuirinoTagudin, Ilocos Sur640666−3.9%about 5,000
21FuerteCaoayan, Ilocos Sur2,5142,675−6.0%about 4,988
22CapangpanganVigan City, Ilocos Sur1,6751,731−3.2%about 4,869
23QuezonSanta, Ilocos Sur293314−6.7%about 4,696
24Poblacion WestSan Ildefonso, Ilocos Sur602616−2.3%about 4,561
25San JuanCandon City, Ilocos Sur678731−7.3%about 4,520
26BimmangaTagudin, Ilocos Sur1,1721,108+5.8%about 4,508
27MalacañangTagudin, Ilocos Sur414428−3.3%about 4,505
28PoblacionSanta Catalina, Ilocos Sur1,4111,435−1.7%about 4,465
29Barangay 4Bantay, Ilocos Sur743795−6.5%about 4,295
30Barangay VIIIVigan City, Ilocos Sur1,1971,211−1.2%about 4,128
31Don Dimas QuerubinCaoayan, Ilocos Sur1,1111,155−3.8%about 3,818
32Ayusan NorteVigan City, Ilocos Sur3,5133,526−0.4%about 3,810
33LiraSan Juan, Ilocos Sur898888+1.1%about 3,695
34PoblacionSan Vicente, Ilocos Sur1,2241,252−2.2%about 3,687
35ParatongVigan City, Ilocos Sur1,3711,372−0.1%about 3,608
36NamnamaSinait, Ilocos Sur707725−2.5%about 3,553
37Anonang MayorCaoayan, Ilocos Sur1,042958+8.8%about 3,544
38CamangaanVigan City, Ilocos Sur909941−3.4%about 3,510
39FarolaTagudin, Ilocos Sur1,0391,008+3.1%about 3,395
40CabaroanBantay, Ilocos Sur974941+3.5%about 3,347
41San Julian SurVigan City, Ilocos Sur1,3381,361−1.7%about 3,337
42Barangay 5Bantay, Ilocos Sur615664−7.4%about 3,324
43JardinTagudin, Ilocos Sur332356−6.7%about 3,287
44San Julian NorteVigan City, Ilocos Sur2,8972,876+0.7%about 3,191
45PuroMagsingal, Ilocos Sur5,0374,785+5.3%about 3,168
46NalasinSanto Domingo, Ilocos Sur1,2571,320−4.8%about 3,127
47BaggocCaoayan, Ilocos Sur727775−6.2%about 3,120
48San ClementeMagsingal, Ilocos Sur928924+0.4%about 3,083
49Beddeng LaudVigan City, Ilocos Sur903976−7.5%about 3,020
50Purok-a-bassitVigan City, Ilocos Sur561658−14.7%about 2,984
51Pantay FatimaVigan City, Ilocos Sur3,3143,156+5.0%about 2,933
52Pantay DayaVigan City, Ilocos Sur2,5112,459+2.1%about 2,910
53ManangatCaoayan, Ilocos Sur1,068978+9.2%about 2,871
54BalalengBantay, Ilocos Sur3,0943,016+2.6%about 2,865
55Santa LuciaNarvacan, Ilocos Sur1,4831,521−2.5%about 2,841
56San BasilioMagsingal, Ilocos Sur394437−9.8%about 2,835
57Barangay 6Bantay, Ilocos Sur443491−9.8%about 2,804
58RizalTagudin, Ilocos Sur660764−13.6%about 2,762
59Puerta RealSanto Domingo, Ilocos Sur934894+4.5%about 2,755
60BuquigBantay, Ilocos Sur970923+5.1%about 2,687
61SalvacionTagudin, Ilocos Sur617583+5.8%about 2,659
62ResurreccionSan Juan, Ilocos Sur1,0141,013+0.1%about 2,654
63ParatongNarvacan, Ilocos Sur1,6841,709−1.5%about 2,648
64CabaroanSanta Catalina, Ilocos Sur1,3911,362+2.1%about 2,634
65San JoseVigan City, Ilocos Sur912898+1.6%about 2,606
66PangadaSanta Catalina, Ilocos Sur884902−2.0%about 2,577
67MindoroVigan City, Ilocos Sur1,5701,546+1.6%about 2,557
68PandayanSan Juan, Ilocos Sur583577+1.0%about 2,524
69Pong-olVigan City, Ilocos Sur640600+6.7%about 2,520
70Poblacion SurSanta Cruz, Ilocos Sur673687−2.0%about 2,493
71AyusanSanta Lucia, Ilocos Sur1,0841,213−10.6%about 2,452
72DardaratTagudin, Ilocos Sur1,9161,998−4.1%about 2,419
73Rang-aySinait, Ilocos Sur492503−2.2%about 2,365
74Purok-a-dackelVigan City, Ilocos Sur946933+1.4%about 2,365
75CalongbuyanCandon City, Ilocos Sur2,9272,889+1.3%about 2,360
76Poblacion SurSanta Maria, Ilocos Sur1,8562,177−14.8%about 2,340
77Ayusan SurVigan City, Ilocos Sur1,1581,116+3.8%about 2,335
78RizalCabugao, Ilocos Sur1,2011,226−2.0%about 2,249
79Don Lorenzo QuerubinCaoayan, Ilocos Sur902941−4.1%about 2,249
80CabuloanSanta Catalina, Ilocos Sur1,3921,408−1.1%about 2,224
81SabañganSinait, Ilocos Sur870894−2.7%about 2,214
82CamindoroanSan Juan, Ilocos Sur836917−8.8%about 2,212
83QuirinoSanta, Ilocos Sur308326−5.5%about 2,200
84BucalagSanta, Ilocos Sur109153−28.8%about 2,189
85TeppengSinait, Ilocos Sur1,3771,413−2.6%about 2,182
86Del PilarTagudin, Ilocos Sur1,4001,406−0.4%about 2,171
87SuksukitSanto Domingo, Ilocos Sur408366+11.5%about 2,170
88TamagVigan City, Ilocos Sur3,6163,380+7.0%about 2,165
89BulalaVigan City, Ilocos Sur2,1562,179−1.1%about 2,156
90NagsangalanVigan City, Ilocos Sur1,8861,948−3.2%about 2,151
91San JoseNarvacan, Ilocos Sur1,3891,375+1.0%about 2,144
92San JulianMagsingal, Ilocos Sur493488+1.0%about 2,134
93Bayubay SurSan Vicente, Ilocos Sur1,7821,822−2.2%about 2,129
94Patpata SegundoCandon City, Ilocos Sur1,7521,755−0.2%about 2,113
95PattiquiSanta Cruz, Ilocos Sur839822+2.1%about 2,113
96CabalangeganVigan City, Ilocos Sur851650+30.9%about 2,061
97MiramarMagsingal, Ilocos Sur1,4491,4490.0%about 2,052
98QuinabalayanganSanta Lucia, Ilocos Sur225255−11.8%about 2,045
99Beddeng DayaVigan City, Ilocos Sur617623−1.0%about 2,023
100San NicolasCandon City, Ilocos Sur2,8132,690+4.6%about 2,009

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. 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. 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. 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. 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.

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