Cauayan, officially the City of Cauayan or simply Cauayan City, is a component city in the province of Isabela, Philippines. According to the 2015 census, it has a population of 129,523. A small town is founded in 1852 along the Cagayan River and in 2001, converted to a component city. During the Spanish regime, the city is a part of the Tobacco industry. Cauayan City is nearly the geographic center of the province and bordered by 7 neighboring towns which makes it as an important economic center of the province. In the recent years, there is an increase in economic activities.