The Atlanta Regional Commission recently projected the Atlanta Region will grow from approx. 5.47 million people now to 6.45 million in a decade, then to 7.38 million in 2030 and 8.26 million in the year 2040. Today, Gwinnett County’s population is approx. 865,000 people. And the point? That is 51% population increase in 30 years. Where will all these people live? ANSWER: they will need a home. Gwinnett County is a great place to invest in real estate for the future.