Maricopa County Sheriff's Office
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Quick Facts About Maricopa County
Maricopa County is Arizona’s most populous and fastest growing county. It is the largest of Arizona’s fifteen counties and the fourth largest county in the nation. Approximately four and half million people call Maricopa County home, more than half of the entire population of Arizona. Phoenix is the seat of Maricopa County, the state capital, and the largest city in the state.
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Larger than four U.S. states, covering 9,224 square miles
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Comprised of 53% federal land; 29% private land; 13% state land
and nearly 5% tribal land -
Named in honor of the Maricopa or Piipaash Native American Tribe
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Enjoys one of the largest parks systems in the USA with over 120,000 acres of open spaces
Cities & Towns
Unincorporated Areas
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Aguila (UA, west)
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Anthem (UA, north)
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Morristown (UA, northwest)
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Rio Verde (UA, northeast)
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Sun Lakes (UA, southeast)
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Tonopah (UA, west)
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Wittman (UA, northwest)