The city of Tlaxcala is the capital and chief center of population of the Mexican state of Tlaxcala. It is only the tenth-largest city in the state of Tlaxcala. The city is the municipal seat of its surrounding municipality of Tlaxcala, which had a population of 83,748. The municipality has an area of 41.61 km² (16.066 sq mi) and includes several other communities, the largest of which are Ocotlán, Santa María Acuitlapilco, and San Gabriel Cuauhtla. The city of Tlaxcala is not even the largest within its own municipality, since Ocotlán, with a population of 22,082, is larger than Tlaxcala.