The Phoenix Metropolitan Statistical Area, is the 12th largest in the United States, (Phoenix is the 6th largest city in the U.S.) with a total population of 4,192,887 as of the Census 2010. The Phoenix metro area includes the Arizona counties of Maricopa County and Pinal County. Other cities in the greater Phoenix metro area include: Mesa, Scottsdale, Glendale, Tempe, Chandler, Gilbert, and Peoria. Several smaller communities are also included, such as Cave Creek, Queen Creek, Buckeye, Goodyear, Guadalupe, Fountain Hills, Litchfield Park, Anthem, Sun Lakes, Sun City, Sun City West, Avondale, Surprise, El Mirage, Paradise Valley, and Tolleson. The communities of Ahwatukee, Arcadia, Laveen, and some others are part of the city of Phoenix, Arizona; Ahwatukee being separated from the rest of the city by South Mountain.