Editing Calayan, Cagayan (section)

==Demographics==
{{Philippine Census
| align = left
| cols = 2
| title= Population census of {{PH wikidata|name}}
| 1903 = {{PH census population|1903}}
| 1918 = 
| 1939 = {{PH census population|1939}}
| 1948 = {{PH census population|1948}}
| 1960 = {{PH census population|1960}}
| 1970 = {{PH census population|1970}}
| 1975 = {{PH census population|1975}}
| 1980 = {{PH census population|1980}}
| 1990 = {{PH census population|1990}}
| 1995 = {{PH census population|1995}}
| 2000 = {{PH census population|2000}}
| 2007 = {{PH census population|2007}}
| 2010 = {{PH census population|2010}}
| 2015 = {{PH census population|2015}}
| 2020 = {{PH census population|2020}}
| 2025 = 
| 2030 = 
| footnote= Source: [[Philippine Statistics Authority]]{{PH census|2015}}{{PH census|2010}}{{PH census|2007}}{{LWUA population data}} 
}}

In the 2020 census, the population of Calayan was 17,410 people,{{PH census|current}} with a density of {{convert|{{sigfig|17,410/494.53|2}}|PD/km2|disp=or}}. {{clear left}}