Phoenix Arizona Population 2024 Population. The previous democrat to win arizona was one william jefferson clinton, in 1992. A strong life sciences innovation ecosystem is vital for arizona's future, both for the health care our population will need and for the economic development opportunities.

Just one other city has a population that exceeds 500,000, and that is the city of tucson. Current, historical, and projected population, growth rate, median age, population density, urbanization, and urban population.