Matehuala is a city in the Mexican state of San Luis Potosí, situated at an elevation of about 1,500 m. Matehuala is also the municipal seat of the municipality of the same name, located in the northern part of the state, on the border with the southwestern corner of Nuevo León. The municipality of Matehuala has a population of 102,199 and an area of 1,302 km2 (503 sq mi).