Phoenix Arizona Population 2024 By Age. Also for cities and towns with a population of 5,000 or more. Notably, mpi reports that the majority of the undocumented population in the state has resided in the u.s.
1.3 million, or 18.09% of the population. Phoenix, a city within maricopa county, arizona, had a population of 1,644,409 in 2022.