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List of All Counties in Arizona

There are a total of 15 counties in the state of Arizona. Among them, Mohave County is the oldest one (established in 1864) while La Paz County is the youngest (established in 1983).  With population of 3,990,181, Maricopa County is the most populated. The biggest county by land area is Coconino County (48,332 km2) and the smallest is Santa Cruz County (3,206 km2). Below please see all Arizona counties which are listed in alphabetical order.

  • Apache County, AZ
  • Cochise County, AZ
  • Coconino County, AZ
  • Gila County, AZ
  • Graham County, AZ
  • Greenlee County, AZ
  • La Paz County, AZ
  • Maricopa County, AZ
  • Mohave County, AZ
  • Navajo County, AZ
  • Pima County, AZ
  • Pinal County, AZ
  • Santa Cruz County, AZ
  • Yavapai County, AZ
  • Yuma County, AZ

Map of Arizona Counties

Map of Arizona Counties

Read more:

  • List of Cities and Towns in Arizona
  • List of All Counties in Illinois
  • List of All Counties in Texas
  • List of All Counties in Pennsylvania
  • List of All Counties in Ohio
  • List of All Counties in New York
  • List of All Counties in Nebraska
  • List of All Counties in New Mexico
  • List of All Counties in Wisconsin
  • List of All Counties in Washington
  • List of All Counties in Maine
  • List of All Counties in Wyoming
  • List of All Counties in Oklahoma

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