Phoenix Population 2024 Demographics 2024. Phoenix population in 2024 is estimated to be 1.64 million, its fifth largest populous city in u.s with an area of 519.11 sq miles (1,344.50 sq.km). Arizona cities by population (2024) by kristen carney.

Phoenix is currently growing at a rate of 0.76% annually and its population has increased by. Arizona cities by population (2024) by kristen carney.