Map of Arizona

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CapitalPhoenix
Population7,151,502
RegionWest
StatehoodFebruary 14, 1912
AbbreviationAZ

How many counties are in Arizona?

Arizona has 15 counties. The list below includes each county, its FIPS code, and population.

Total counties 15 Current county count for Arizona.
Largest by population Maricopa County 4,585,871 residents
Smallest by population Greenlee County 9,369 residents

Arizona county table

County list for Arizona with county FIPS codes and population totals.

County State County FIPS Population
Maricopa County AZ 04013 4,585,871
Pima County AZ 04019 1,063,162
Pinal County AZ 04021 484,239
Yavapai County AZ 04025 249,081
Mohave County AZ 04015 223,682
Yuma County AZ 04027 213,221
Coconino County AZ 04005 144,472
Cochise County AZ 04003 124,640
Navajo County AZ 04017 109,175
Apache County AZ 04001 65,036
Gila County AZ 04007 54,003
Santa Cruz County AZ 04023 49,158
Graham County AZ 04009 39,525
La Paz County AZ 04012 16,710
Greenlee County AZ 04011 9,369

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