City (pop., 2000: 435,125), capital of México state, central Mexico. At an elevation of about 8,800 ft (2,680 m), it is one of the highest cities in North America. The site of the modern city, founded in 1530, was inhabited by the Otomi Indians by the 13th century. It is a commercial and communications centre in an agriculture and livestock region. Its oldest church was founded soon after the Spanish conquest and rebuilt in 1585. There are many archaeological sites in the area, including some Aztec and Toltec ruins.