Arizona Population By County in 2022

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2022, the population of Arizona was 7,365,684. Among all Arizona counties, Maricopa had the highest population (4,555,833), followed by Pima (1,057,476), and Pinal (465,037). Greenlee was the least populated county (9,327).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.

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Arizona Population By County in 2022
Arizona Population By County in 2022
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County Population % of State Population
Apache 65533 0.89
Cochise 125487 1.70
Coconino 144223 1.96
Gila 53922 0.73
Graham 38822 0.53
Greenlee 9327 0.13
La Paz 16535 0.22
Maricopa 4555833 61.85
Mohave 220905 3.00
Navajo 108800 1.48
Pima 1057476 14.36
Pinal 465037 6.31
Santa Cruz 48680 0.66
Yavapai 246230 3.34
Yuma 208874 2.84