Maricopa County is the 4th largest county in the United States. The latest U.S. Census poll puts our population at 3,817,117 making this county more populous than 21 other US states including Alaska, Arkansas, Connecticut, Delaware, Hawaii, Idaho, Iowa, Kansas, Maine, Montana, Mississippi, Nebraska, New Hampshire, New Mexico, North Dakota, Rhode Island, South Dakota, Utah, Vermont, West Virginia and Wyoming.

Maricopa County is one of 15 counties within Arizona and has a land mass of 9225 square miles. That makes Maricopa County larger than seven (7) U.S. states including Rhode Island, Delaware, Connecticut, Hawaii, New Jersey, Massachusetts and New Hampshire.

There are 25 cities and towns (T) as well as unincorporated areas (denoted below as UA) inside Maricopa County’s borders. They are:

  • Avondale
  • Buckeye
  • Carefree (T)
  • Cave Creek (T)
  • Chandler
  • El Mirage
  • Fountain Hills (T)
  • Gila Bend (T)
  • Gilbert
  • Glendale
  • Goodyear
  • Guadalupe (T)
  • Litchfield Park (T)
  • Mesa
  • Paradise Valley (T)
  • Peoria
  • Phoenix
  • Queen creek (T)
  • Scottsdale
  • Surprise
  • Tempe
  • Tolleson
  • Wickenburg (T)
  • Youngtown (T)
  • Aguila (UA, west)
  • Anthem (UA, north)
  • Morristown (UA, northwest)
  • Rio Verde (UA, northeast)
  • Sun City (UA, northwest)
  • Sun City West (UA, northwest)
  • Sun Lakes (UA, southeast)
  • Tonopah (UA, west)
  • Wittman (UA, northwest)