Greater Phoenix Population 2024 Population. Phoenix, a city within maricopa county, arizona, had a population of 1,644,409 in 2022. Based on our research, phoenix population will reach 1.832 million by 1st july of 2024.
The population of arizona is concentrated around phoenix, the state capital, and tucson, the second largest city in the state. Just one other city has a population that exceeds 500,000, and that is the city of tucson.