Zambales

Summary data
Map of the Philippines highlighting Zambales
Island groupLuzon
RegionCentral Luzon (Region III)
CapitalIba
Total local government units
Highly urbanized cities1
Cities0
Municipalities13
Barangays [note]247
Coastal/Landlockedcoastal
Marine waterbodiesSouth China Sea
Area (2007) [note]3,645.83 km2
(1,407.66 sq. mi)
Population (2015) [note]590,848
Density (2015) [note]162 per km2
(420 per sq. mi)
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[note] Figures exclude highly urbanized cities

Zambales is a province in the Philippines situated in the Central Luzon region occupying the central section of Luzon. Its capital is the Municipality of Iba.

The province has a land area of 3,645.83 square kilometers or 1,407.66 square miles. The 2015 Census records its population as 590,848 representing 5.27% of the total population of the Central Luzon region, 1.03% of the overall population of the Luzon island group, or 0.59% of the entire population of the Philippines. Based on such figures, the population density is computed at 162 inhabitants per square kilometer or 420 inhabitants per square mile.

Map

Zambales is bordered, clockwise from the North, by Pangasinan, Tarlac, Pampanga, Bataan, and the South China Sea.

Local government units

Zambales has 13 municipalities. The total number of barangays in the province is 247. The City of Olongapo is commonly grouped with the province, although it is administratively independent due to its distinction as a highly urbanized city.

NameType
Population and
Population
percentage

(2015)
Population
(2010)
Annual
Population
Growth Rate
(2010-2015)
Area
(2007)
Density
(2015)
Brgy
count
Botolanmun57,707
(9.77%)
54,4341.12%735.28 km2
(283.89 sq mi)
78 per km2
(203 per sq mi)
31
Cabanganmun25,163
(4.26%)
23,0821.66%175.29 km2
(67.68 sq mi)
144 per km2
(372 per sq mi)
22
Candelariamun27,174
(4.60%)
25,0201.58%333.59 km2
(128.80 sq mi)
81 per km2
(211 per sq mi)
16
Castillejosmun64,841
(10.97%)
48,8455.54%92.99 km2
(35.90 sq mi)
697 per km2
(1,806 per sq mi)
14
Ibamun, capital50,506
(8.55%)
46,7611.48%153.38 km2
(59.22 sq mi)
329 per km2
(853 per sq mi)
14
Masinlocmun47,719
(8.08%)
44,3421.41%331.50 km2
(127.99 sq mi)
144 per km2
(373 per sq mi)
13
Olongapocity (HUC)233,040
(–)
221,1781.00%185.00 km2
(71.43 sq mi)
1,260 per km2
(3,262 per sq mi)
17
Palauigmun34,947
(5.91%)
33,2860.93%310.00 km2
(119.69 sq mi)
113 per km2
(292 per sq mi)
19
San Antoniomun34,661
(5.87%)
34,2170.25%188.12 km2
(72.63 sq mi)
184 per km2
(477 per sq mi)
14
San Felipemun23,183
(3.92%)
22,0200.98%111.60 km2
(43.09 sq mi)
208 per km2
(538 per sq mi)
11
San Marcelinomun33,665
(5.70%)
31,8791.04%416.86 km2
(160.95 sq mi)
81 per km2
(209 per sq mi)
18
San Narcisomun28,360
(4.80%)
26,9660.96%71.60 km2
(27.64 sq mi)
396 per km2
(1,026 per sq mi)
17
Santa Cruzmun58,151
(9.84%)
53,8671.47%438.46 km2
(169.29 sq mi)
133 per km2
(343 per sq mi)
25
Subicmun104,771
(17.73%)
89,7243.00%287.16 km2
(110.87 sq mi)
365 per km2
(945 per sq mi)
16
Zambales Total [1]590,848534,4431.93%3,645.83 km2
(1,407.66 sq mi)
162 per km2
(420 per sq mi)
247
  1. [1]Totals exclude the highly urbanized city of Olongapo
Historical population

The population of Zambales grew from 168,112 in 1960 to 590,848 in 2015, an increase of 422,736 people. The latest census figures in 2015 denote a positive growth rate of 1.93%, or an increase of 56,405 people, from the previous population of 534,443 in 2010.

Census datePopulationGrowth rate
1903 Mar 259,930
1918 Dec 3183,7502.14%
1939 Jan 1106,9451.23%
1948 Oct 1138,5362.69%
1960 Feb 15168,1121.72%
1970 May 6235,2493.34%
1975 May 1269,1712.74%
1980 May 1287,6071.33%
1990 May 1369,6652.54%
1995 Sep 1389,5120.98%
2000 May 1433,5422.32%
2007 Aug 1493,0851.79%
2010 May 1534,4432.98%
2015 Aug 1590,8481.93%

Notes

  1. Unless otherwise specified, population count (excluding percentages) and land area figures are derived from the Philippine Statistics Authority.
  2. Maps utilize OpenStreetMap data available under the Open Data Commons Open Database License.
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