Quirino

Quirino
Nickname: 
Forest Heartland of Cagayan Valley
Location within the Philippines
Interactive map of Quirino
Coordinates: 16°17′N 121°35′E / 16.28°N 121.58°E / 16.28; 121.58
CountryPhilippines
RegionCagayan Valley
FoundedJune 18, 1966
Named afterElpidio Quirino
CapitalCabarroguis
Largest MunicipalityDiffun
Government
 • TypeSangguniang Panlalawigan
 • GovernorDakila Carlo E. Cua (PFP)
 • Vice GovernorJulius Caesar S. Vaquilar (PDP–Laban)
 • RepresentativeMidy Cua (Lakas–CMD)
 • LegislatureQuirino Provincial Board
Area
 • Total
2,319.66 km2 (895.63 sq mi)
 • Rank54th out of 82
Highest elevation
(Mount Dialanese)
1,808 m (5,932 ft)
Population
 (2024 census)
 • Total
210,841
 • Rank73rd out of 82
 • Density90.8931/km2 (235.412/sq mi)
  • Rank72nd out of 82
Demonyms
  • Quirino
  • Quirinian
Divisions
 • Independent cities0
 • Component cities0
 • Municipalities
6
 • Barangays132
 • DistrictsLegislative district of Quirino
Time zoneUTC+8 (PHT)
IDD:area code+63 (0)78
ISO 3166 codePH-QUI
Spoken languages
Websitewww.quirinoprovince.org

Quirino, officially the Province of Quirino (Ilocano: Probinsia ti Quirino; Tagalog: Lalawigan ng Quirino), is a landlocked province in the Philippines located in the Cagayan Valley region in Luzon. Its capital is Cabarroguis while Diffun is the most populous in the province. It is named after Elpidio Quirino, the sixth President of the Philippines.

The province borders Aurora to the southeast, Nueva Vizcaya to the west, and Isabela to the north. Quirino used to be part of the province of Nueva Vizcaya, until it became a sub-province in 1966, then it was separated in 1972.