The most populous city in the country is the capital, Mexico City, with a population of 8.9 million (2016), and its metropolitan area is also the most populated with 20.1 million (2010). Approximately 50% of the population lives in one of the 55 large metropolitan areas in the country. In total, about 78.84% of the population of the country lives in urban areas, meaning that only 21.16% live in rural areas.