', officially the ', is a of the Philippines in the province of,. According to the, it has a population of people.Alcala is home to the Saint Philomene Church, regarded as the widest church in the Cagayan Valley.Alcala Milk Candy is a famous product of this municipality.BarangaysAlcala is politically subdivided into 25 barangays.DemographicsIn the, the population of Alcala, Cagayan, was people, with a density of {{sigfig{{PH wikidata.