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Maricopa County, Arizona
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Maricopa County, Arizona Map
An detailed map of Maricopa County. Click on a nearby County to view more information about that County.
Map of Counties in Arizona
An interactive map of Counties in Arizona. Click on a County to view more information about that County.
About Maricopa County, Arizona
Maricopa County is in the south-central part of the U.S. state of Arizona. As of the 2020 census the population was 4,420,568, or about 62% of the state's total, making it the fourth-most populous county in the United States and the most populous county in Arizona, and making Arizona one of the nation's most centralized states. The county seat is Phoenix, the state capital and fifth-most populous city in the United States.
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This site has an interactive map of Arizona Counties. Click on the map to find your Arizona county, and view more details. You can also search for your address and use your GPS to find your Arizona County.
Find what County you are in, and see official Arizona County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.