Calayan, Cagayan

Calayan
Municipality of Calayan
Smith Volcano on Babuyan Island
Map of Cagayan with Calayan highlighted
Interactive map of Calayan
Calayan
Location within the Philippines
Coordinates: 19°15′43″N 121°28′31″E / 19.2619°N 121.4753°E / 19.2619; 121.4753
CountryPhilippines
RegionCagayan Valley
ProvinceCagayan
District 2nd district
Barangays12 (see Barangays)
Government
 • TypeSangguniang Bayan
 • MayorJoseph M. Llopis
 • Vice MayorEdmund B. Escalante
 • RepresentativeSamantha Louise V. Alfonso
 • Municipal Council
Members
  • Josephus R. Llopis
  • Hante Tan
  • Allain T. Olivas
  • Ahmed T. Castillejos
  • Elena M. Llopis
  • Teresita P. Singun
  • Crispiniano G. Tugade
  • Roque C. Ventura
 • Electorate9,900 voters (2025)
Area
 • Total
494.53 km2 (190.94 sq mi)
Elevation
9.0 m (29.5 ft)
Highest elevation
1,248 m (4,094 ft)
Lowest elevation
0 m (0 ft)
Population
 (2024 census)
 • Total
18,008
 • Density36.414/km2 (94.313/sq mi)
 • Households
4,250
Economy
 • Income class3rd municipal income class
 • Poverty incidence
22.58
% (2021)
 • Revenue₱ 244.9 million (2022)
 • Assets₱ 789.9 million (2022)
 • Expenditure₱ 153 million (2022)
 • Liabilities₱ 179.6 million (2022)
Service provider
 • ElectricityCagayan 2 Electric Cooperative (CAGELCO 2)
Time zoneUTC+8 (PST)
ZIP code
3520
PSGC
IDD:area code+63 (0)78
Native languagesIbanag
Ilocano
Ivatan
Tagalog
Websitewww.calayan-cagayan.gov.ph

Calayan, officially the Municipality of Calayan (Ilocano: Ili ti Calayan; Ivatan: Kavahayan nu Calayan; Ibanag: Ili nat Calayan; Tagalog: Bayan ng Calayan), is a municipality in the province of Cagayan, Philippines. According to the 2024 census, it has a population of 18,008 people.

It is home to the Calayan rail, a flightless bird identified as a separate species in 2004 and endemic to Calayan Island.