San Felipe (Spanish pronunciation: [san feˈlipe]) is a Mexican city and municipality located in the northwest region of the state of Guanajuato. The municipality has an area of 2,969.79 square kilometers (9.50% of the state's surface), making it the biggest municipality in terms of size. It is bordered to the north by the municipality of Ocampo, to the south by the municipalities of León and Guanajuato, to the southeast by the municipality of Dolores Hidalgo and to the east by the municipality of San Diego de la Unión. It borders to the north with the state of San Luis Potosí and to the west with the state of Jalisco.