Calayan, Cagayan Valley
Calayan: Municipality of the Philippines in the province of Cagayan
About
Quick Facts about Calayan
| Population : | 16,702 |
| Country : | Philippines |
| State : | Cagayan Valley (Philippines) |
| County : | Province of Cagayan |
| Head of government : | mayor |
| Postal code : | 3520 |
| Phone Area Codes : | 78 |
| Area : | 164.5 km2 |
| Official name : | Municipality of Calayan |
| Time Zone : | Asia/Manila |
| Local time : | 13:32:13 (7th December 2025) |
Geography
Calayan is located at 19°19'45"N 121°28'3"E (19.3292900, 121.4675900).
Calayan map
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- Official Website
Official website of Calayan
Calayan has 1 neighbours.
- Sabtang municipality of the Philippines in the province of Batanes
- Dalupiri
Demographics
| Year | Population | % Change | Method |
| 1903 | 693 | - | census |
| 1939 | 2,736 | 74.67% | census |
| 1948 | 3,501 | 21.85% | census |
| 1960 | 4,586 | 23.66% | census |
| 1970 | 6,782 | 32.38% | census |
| 1975 | 8,234 | 17.63% | census |
| 1980 | 8,969 | 8.19% | census |
| 1990 | 11,222 | 20.08% | census |
| 1995 | 12,243 | 8.34% | census |
| 2000 | 14,309 | 14.44% | census |
| 2007 | 16,233 | 11.85% | census |
| 2010 | 16,200 | -0.2% | census |
| 2015 | 16,702 | 3.01% | census |
Calayan
