Olongapo

Olongapo
City of Olongapo
From top, left to right: Business district in Olongapo, Ulo ng Apo Monument, City Hall, Harbor Point (Subic), SM City Olongapo Central
Nickname: 
City of Volunteers
Motto(s): 
Transparency and Good Governance
Anthem: Himno ng Olongapo (Hymn of Olongapo)
Map of Central Luzon with Olongapo highlighted
OpenStreetMap
Olongapo
Location within the Philippines
Coordinates: 14°50′N 120°17′E / 14.83°N 120.28°E / 14.83; 120.28
CountryPhilippines
RegionCentral Luzon
ProvinceZambales (geographically only)
District 1st district
FoundedNovember 4, 1750
CityhoodJune 1, 1966
Highly urbanized cityDecember 7, 1983
Barangays17 (see Barangays)
Government
  TypeSangguniang Panlungsod
  MayorRolen C. Paulino Jr.
  Vice MayorAquilino Y. Cortez Jr.
  RepresentativeJefferson F. Khonghun
  City Council
Members
  Electorate122,899 voters (2025)
Area
  City
185.00 km2 (71.43 sq mi)
  Metro
472.16 km2 (182.30 sq mi)
Elevation
34 m (112 ft)
Highest elevation
1,281 m (4,203 ft)
Lowest elevation
0 m (0 ft)
Population
 (2020 census)
  City
260,317
  Density1,400/km2 (3,600/sq mi)
  Metro
337,811
  Metro density720/km2 (1,900/sq mi)
  Households
66,450
Demonym(s)Olongapeño (masculine)
Olongapeña (Feminine)
Olongapenean
Economy
  Income class1st city income class
  Poverty incidence
7.60
% (2021)
  Revenue2,278 million (2022)
  Assets11,102 million (2022)
  Expenditure1,565 million (2022)
  Liabilities7,015 million (2022)
Service provider
  ElectricityOlongapo Electricity Distribution Company (OEDC)
ZIP code
PSGC
IDD:area code+63(0)47
Native languagesTagalog
Ilocano
Sambal
Kapampangan
Ambala
Websitewww.olongapocity.gov.ph

Olongapo ([ʔoˌloːŋ.ɡɐˈpo]), officially the City of Olongapo (Filipino: Lungsod ng Olongapo; Ilocano: Siudad ti Olongapo; Sambal: Siyodad nin Olongapo; Kapampangan: Lakanbalen/Ciudad ning Olongapo), is a highly urbanized city situated in the Central Luzon region of the Philippines. According to the 2020 census, it has a population of 260,317 people.

It is geographically situated and grouped under the province of Zambales by the Philippine Statistics Authority but governed independently and is also its largest city. Portions of the city also form part of the Subic Special Economic and Freeport Zone.

Along with the municipality of Subic, it comprises Metro Olongapo, one of the twelve metropolitan areas in the Philippines.