Ranking of Arizona Counties By Population in 2012

Updated on July 26, 2024.

Based on the US Census Vintage data estimates, in 2012, the Population for Arizona was 6.56M. Among all Arizona counties, Maricopa County had the highest population (3.95M), followed by Pima County (993.23K), and Pinal County (382.37K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Arizona counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Arizona Counties By Population in 2012
Maricopa
Pima
Pinal
Yavapai
Mohave
Yuma
Coconino
Cochise
Navajo
Apache
Ranking of Arizona Counties By Population in 2012
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Rank County Population
1 Maricopa County 3948165
2 Pima County 993231
3 Pinal County 382371
4 Yavapai County 212065
5 Mohave County 203484
6 Yuma County 202520
7 Coconino County 136204
8 Cochise County 132085
9 Navajo County 107334
10 Apache County 72231
11 Gila County 53009
12 Santa Cruz County 47330
13 Graham County 37027
14 La Paz County 20524
15 Greenlee County 8764