Zamboanga del Sur

Zamboanga del Sur
(from top: left to right) Ayuntamiento and Rizal Park in Zamboanga City, Fort Pilar, Pagadian Mosque, Santa Cruz Island, Plaza Luz Dancing Fountain in Pagadian City, NS Valderosa Road and Margosatubig.
Anthem: Zamboanga del Sur March
Location in the Philippines
Interactive map of Zamboanga del Sur
Coordinates: 7°50′N 123°15′E / 7.83°N 123.25°E / 7.83; 123.25
CountryPhilippines
RegionZamboanga Peninsula
Founded
  • June 6, 1952 (Divide)
  • September 17, 1952 (Celebration)
CapitalPagadian
Largest CityZamboanga City*
Government
 • GovernorDivina Grace Yu (Lakas)
 • Vice GovernorRoseller Ariosa (PFP)
 • LegislatureZamboanga del Sur Provincial Board
Area
 • Total
4,499.46 km2 (1,737.25 sq mi)
 • Rank25th out of 82
 (excluding Zamboanga City)
Highest elevation1,532 m (5,026 ft)
Population
 (2024 census)
 • Total
1,045,126
 • Rank26th out of 82
 • Density232.278/km2 (601.598/sq mi)
  • Rank42nd out of 82
 (excluding Zamboanga City)
Demonym(s)Zambosurian
South Zamboangueño
South Samboanganon
Divisions
 • Independent cities
 • Component cities
 • Municipalities
 • Barangays
  • 681
  • 779 (including Zamboanga City)
 • Districts
Time zoneUTC+8 (PHT)
IDD:area code+63 (0)62
ISO 3166 codePH-ZAS
Spoken languages
Income classification1st class
Websitewww.zamboangadelsur.gov.ph
* Zamboanga City is a highly-urbanized city, politically independent from Zamboanga del Sur.

Zamboanga del Sur (Cebuano: Habagatang Zamboanga; Subanen: S'helatan Sembwangan/Sembwangan dapit Shelatan; Maguindanaon: Salatan Sambuangan, Jawi: سلاتن سامبواڠن; Filipino: Katimugang Zamboanga), officially the Province of Zamboanga del Sur, is a province in the Philippines located in the Zamboanga Peninsula region in Mindanao. Its capital is the city of Pagadian.

Statistically grouped with Zamboanga del Sur is the highly urbanized City of Zamboanga, which is geographically separated and a chartered city and governed independently from the province and also its largest city.

The province borders Zamboanga del Norte to the north, Zamboanga Sibugay to the west, Misamis Occidental to the northeast, and Lanao del Norte to the east. To the south is the Moro Gulf.