Phoenix Population 2024 Chart. The largest county in arizona by population count is maricopa. Explore arizona’s population trends, growth, and demographic shifts in 2024, with insights on urban planning and labor dynamics.

Based on the latest 2024 data from the us census, the current population of phoenix is 1,650,070. The population of arizona is concentrated around phoenix, the state capital, and tucson, the second largest city in the state.