Arizona County Maps
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Maricopa County, Arizona
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Maricopa County, Arizona Map
A detailed map of Maricopa County. Click on a nearby County to view more information about that County. County boundaries are from the U.S. Census Bureau's 2025 TIGER/Line files.
Map of Counties in Arizona
An interactive map of Counties in Arizona. Click on a County to view more information about that County. County boundaries are from the U.S. Census Bureau's 2025 TIGER/Line files.
About Maricopa County, Arizona
Maricopa County is a county 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.
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Snow Totals in Maricopa County, Arizona
See recent snowfall, snow depth, and records for each city and town in Maricopa County, Arizona.
About this data
- State and county boundaries
- TIGER/Line Shapefiles: States, Counties and ZIP Code Tabulation Areas (2025), U.S. Census Bureau. Boundaries of states, counties and ZIP codes. Updated
- County subdivision boundaries
- TIGER/Line Shapefiles: County Subdivisions and Places (2024), U.S. Census Bureau. Boundaries of towns, townships, cities and villages. Updated
- County list
- Cartographic Boundary Files: Counties (2024), U.S. Census Bureau. County names and extents, with Wikipedia links from Wikidata. Updated