Santa Ana is a city that is located in the northern part of the state of Sonora, Mexico. Its municipal head is the population of Santa Ana. It borders on the north with the municipalities of Tubutama and Magdalena, on the south with Benjamín Hill and Opodepe, on the east with Cucurpe and on the west with Trincheras. Its territorial extension is 1,620.65 km², which represents 3.5% of the total area of the state. Also known as "The key to the desert" by the road junction that characterizes it in the shape of Y.