Carasi is a municipality located in the province of Ilocos Norte in the Philippines. It serves as one of the administrative divisions within the region.
According to the 2024 census, Carasi has a population of 1,775 people. This figure makes it the least populated municipality in both the province of Ilocos Norte and the entire Ilocos Region. Furthermore, it is identified as the least populous municipality on the island of Luzon.