According to the U.S. Census Bureau, the county has a total area of 9,224 square miles (23,890 km2), of which 9,200 square miles (24,000 km2) is land and 24 square miles (62 km2) (0.3%) is water. Maricopa County is also one of the largest counties in the United States by area having a land area greater than that of seven states.Where is Maricopa AZ located?
Maricopa is a city in the Gila River Valley in Arizona. With an estimated 51,977 residents as of 2018, Maricopa is the second most populous incorporated city in Pinal County and eighteenth most populous in Arizona.Is Mesa AZ in Maricopa County?
Mesa (/ˈmeɪsə/ MAY-sə) is a city in Maricopa County, in the U.S. state of Arizona. It is a suburb located about 20 miles (32 km) east of Phoenix. Mesa is the central city of the East Valley section of the Phoenix Metropolitan Area.