(Disclosure: Rose Law Group represents Pinal Partnership.) By Jeremy Duda | AXIOS Phoenix Why it matters: Pinal County, for generations the rural hinterland between the Phoenix and Tucson areas, is now the 7th fastest-growing county in the U.S.
The county’s population in 2000 was about 180,000. In 2025, the U.S. Census Bureau estimated it had ballooned to 539,000. By the numbers: Maricopa gained an estimated 20,000 residents since 2020, per th…
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