Ahome (Spanish pronunciation: [aˈome]) is a municipality on the coast of the Gulf of California in the northwestern part of the Mexican state of Sinaloa; it is adjacent to the southern border of Sonora state. It reported 388,344 inhabitants in the 2005 census. Ahome (population 10,840) is also the name of the second-largest community in the municipality. The municipal seat is the port city of Los Mochis, its largest community. It is the third most important municipality in the state of Sinaloa, and is a commercial corridor to the northwest of the country. It is situated on the Pacific coastal plain, at the entrance of the Gulf of California and lies in the heart of a rich agricultural region, Fort Valley. It stands at 25°33′50″N 108°46′00″W / 25.56389°N 108.76667°W / 25.56389; -108.76667.