Ilagan

Ilagan, officially the City of Ilagan, is a 1st class component city and capital of the province of Isabela, Philippines. According to the 2020 census, it has a population of 158,218 people making it the most populous city in the province. As of 2022, it holds the title as the most number of voters in the province with 101,050 electorates. With a total land area of , it is the largest city on the island of Luzon and the fourth largest city in land area in the Philippines, after Davao City, Puerto Princesa, and Zamboanga City. Etymology From an inversion of the Ibanag word nagali which means move or transfer in the English language, due to the relocation of the site of the capital from Naguilian Baculod to its present site in barangay San Vicente. The move was due to the economy and security of the town. Another etymology, according to Fr. Julian Malumbres, Ilagan derived its name from the word laga, an Ibanag word for smallpox during the town's founding in 1686 when the disease was widespread. History