Pima County, Arizona

Pima County is a county in Arizona with an estimated population of 1,063,162 in 2023. 5 cities, towns and Census places in it are indexed here.

Largest places in Pima County

About Pima County

Pima County is one of the counties of Arizona. County governments in Arizona handle local services such as courts, property records and elections; cities and towns inside the county run their own municipal services. Population figures come from the Census Bureau's Vintage 2023 estimates, which are updated annually.