Phoenix Az Population 2024 By Race. The largest county in arizona by population count is maricopa. Black and african american residents make up 6.5% of the population and 2.2% of the population are native american, while 3.2% are asian.
American indian and alaska native alone 1.1%; Race and ethnicity by neighborhood in phoenix there are 18 neighborhoods that are fully or partially contained within phoenix (3 fully and 15 partially).