Cordon, officially the Municipality of Cordon, is a 2nd class municipality in the province of Isabela, Philippines. According to the 2020 census, it …Cordon, officially the Municipality of Cordon, is a 2nd class municipality in the province of Isabela, Philippines. According to the 2020 census, it has a population of 46,477 people. Being a town bordered by Santiago City, it became a favored destination for local businessmen. It houses resorts and hotels such as Punta Amelita and Villa Diana.