Arizona is a state located in the Western United States. According to the 2020 United States census, Arizona is the 14th most populous state with 7,151,502 inhabitants (as of the 2020 census) and the 6th largest by land area spanning 113,623.1 square miles (294,282 km). Arizona is divided into 15 counties and contains 91 incorporated cities and towns. Incorporated places in Arizona are those that have been granted home rule, possessing a local government in the form of a city or town council. Most of the population is concentrated within the Phoenix metropolitan area, with a 2020 census population of 4,845,832 (67.8% of the state population).
Phoenix is the capital and largest city by population in Arizona with 1,608,139 residents, is ranked as the fifth most populous city in the United States, and land area spanning 517.5 sq mi (1,340 km) as of the 2020 census. The smallest municipality by population and land area is Winkelman with 296 residents in 0.75 sq mi (1.9 km). The oldest incorporated place in Arizona is Tucson which incorporated in 1877 and the most recent was the town of Tusayan which incorporated in March 2010.
