Arizona » Maricopa
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| Maricopa County | |
| Maricopa County is located in the central part of the state of Arizona, in the southwestern United States. It is the most populous county in Arizona and is home to the state capital, Phoenix. The county covers a vast area of approximately 9,200 square miles (23,800 square kilometers). As of the 2020 census the population was 4,420,568, or about 62% of the state's total. | |
