Atlanta Population 2024 By County Population. As of 2019, georgia's most populous county is fulton county, home to the major metropolitan city of atlanta, with a population of 1,041,423. The metro area population of atlanta in 2023 was 6,106,000, a 1.55% increase from 2022.

Atlanta — the atlanta regional commission said close to 63,000 new atlantans called the metro area home as of april 2024. This represents a population increase of 12.49%.