Calanasan

Calanasan
Bayag
Municipality of Calanasan
Municipal Hall (Balay daya Ymandaya Bldg.)
Map of Apayao with Calanasan highlighted
Interactive map of Calanasan
Calanasan
Location in the Philippines
Coordinates: 18°15′18″N 121°02′37″E / 18.255°N 121.0436°E / 18.255; 121.0436
CountryPhilippines
RegionCordillera Administrative Region
ProvinceApayao
District Lone district
FoundedJune 25, 1963
Barangays18 (see Barangays)
Government
 • TypeSangguniang Bayan
 • MayorShamir M. Bulut (NP)
 • Vice MayorMartin Lucero B. Lawat (NPC)
 • RepresentativeEleanor Bulut-Begtang
 • Municipal Council
Members
  • Edgar B. Bulsao
  • Naville D. Taccalan
  • Harold Cliff L. Danggan
  • Denish C. Agubo
  • Rodante B. Labueng
  • Irene U. Iddaro
  • Gerry M. Andres
  • Scott L. Sucbot
 • Electorate9,061 voters (2025)
Area
 • Total
1,256.15 km2 (485.00 sq mi)
Elevation
554 m (1,818 ft)
Highest elevation
1,220 m (4,000 ft)
Lowest elevation
258 m (846 ft)
Population
 (2024 census)
 • Total
12,176
 • Density9.6931/km2 (25.105/sq mi)
 • Households
2,607
Economy
 • Income class1st municipal income class
 • Poverty incidence
27.38
% (2021)
 • Revenue₱ 440 million (2022)
 • Assets₱ 965.2 million (2022)
 • Expenditure₱ 285.1 million (2022)
 • Liabilities₱ 102.5 million (2022)
Service provider
 • ElectricityKalinga - Apayao Electric Cooperative (KAELCO)
Time zoneUTC+8 (PST)
ZIP code
3814
PSGC
IDD:area code+63 (0)74
Native languagesIsnag
Ilocano
Tagalog

Calanasan, officially the Municipality of Calanasan, (Isnag: Ili naya Calanasan; Ilocano: Ili ti Calanasan; Tagalog: Bayan ng Calanasan), (formerly known as Bayag, meaning "slow") is a municipality in the province of Apayao, Philippines. According to the 2024 census, it has a population of 12,176 people.

The town is the source of the Apayao River which empties into the West Philippine Sea and is the only navigable river in Apayao.