Arizona is expected to hit a milestone population of 6.64 million residents soon.
According to Phoenix Business Journal, Arizona is expected to hit the milestone on Feb. 1.
As for January, Wisconsin is expected to be the first to reach a milestone, hitting a population of 5,750,000 today. Next up are three states where milestones are anticipated Jan. 5: Oregon (3,930,000), Texas (26,390,000) and Virginia (8,230,000).
Twelve other states are expected to reach a population milestone on on Feb. 1.