Phoenix Population 2024 Estimate. The population of arizona is concentrated around phoenix, the state capital, and tucson, the second largest city in the state. The current population of phoenix, arizona is 1,662,607 based on our projections of the latest us census estimates (released may 2024).
Phoenix population in 2024 is estimated to be 1.64 million, its fifth largest populous city in u.s. Phoenix is the capital city of the southwestern state of arizona in the united states.