Arizona Population By County in 2020
Updated on August 1, 2024.
Based on the US Census Vintage data estimates, in 2020, the population of Arizona was 7,186,683. Among all Arizona counties, Maricopa had the highest population (4,445,059), followed by Pima (1,045,175), and Pinal (430,187). Greenlee was the least populated county (9,528).
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.
Related Topics: Arizona Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
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Arizona Population By County in 2020
Arizona Population By County in 2020
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County | Population | % of State Population |
---|---|---|
Apache | 65913 | 0.92 |
Cochise | 125527 | 1.75 |
Coconino | 145192 | 2.02 |
Gila | 53351 | 0.74 |
Graham | 38646 | 0.54 |
Greenlee | 9528 | 0.13 |
La Paz | 16569 | 0.23 |
Maricopa | 4445059 | 61.85 |
Mohave | 214185 | 2.98 |
Navajo | 106763 | 1.49 |
Pima | 1045175 | 14.54 |
Pinal | 430187 | 5.99 |
Santa Cruz | 47712 | 0.66 |
Yavapai | 237217 | 3.30 |
Yuma | 205659 | 2.86 |