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Population per Square Mile in Arizona, by County

Population per Square Mile for every county in Arizona, ranked. The highest is Maricopa County at 495.5 and the lowest is La Paz County at 3.7.

Arizona: 64.9 · United States: n/a · median county in Arizona: 16.5

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People divided by land area. Water is excluded, so lake and coastal counties are not unfairly diluted.

Source: ACS 2020-2024 5-Year Estimates, 2024.

Arizona ranks 34th of 52 states for population per square mile.

Population per Square Mile in other states

Other statistics for Arizona by county