Phoenix Population 2024 Projection 2024. Growth slows again in 2025 to. The phoenix area surpassed 5 million in population for the first time in 2022, according to the u.s.
By 2055, population projections show the area reaching about 7.6 million residents, according to the maricopa association of. The phoenix msa (maricopa and pinal counties) added 92,100 residents for 1.8% growth, while the tucson msa added 8,000 residents for 0.7% growth.