Camalaniugan, officially the Municipality of Camalaniugan, is a 4th class municipality in the province of Cagayan, Philippines. According to th…Camalaniugan, officially the Municipality of Camalaniugan, is a 4th class municipality in the province of Cagayan, Philippines. According to the 2020 census, it has a population of 25,236 people. Camalaniugan is 90 kilometres from Tuguegarao and 571 kilometres from Manila.