Culiacán (Spanish pronunciation: [kuljaˈkan]) is a city in northwestern Mexico, the largest city in the state of Sinaloa as well as its capital and capital of the municipality of Culiacán. With 675,773 inhabitants in the city (census of 2010), and 858,638 in the municipality, it is the largest city in the state of Sinaloa. The municipality has a total area of 4,758 km2 (1,837 sq mi).