The Municipality of Benjamín Hill is one of the 72 municipalities that make up the Mexican state of Sonora. It is located in the northwest of the state, in the Sonoran desert region. It has 32 active localities within its territory, its municipal seat and most inhabited locality is the homonymous town of Benjamín Hill, while other important ones are San Diego and San Miguel Community. The municipality was decreed as such on April 15,1952, after being separated from Santa Ana. According to the intercensal survey of 2015 conducted by the National Institute of Statistics and Geography, the municipality has a total population of 5,233 inhabitants, and It has an area of 1408.55 square kilometers.
Its Gross Domestic Product per capita is USD 9,995 and its human development index is 0.8514. Like most of the municipalities of Sonora, the name was given by its municipal head.