Clayton County | |
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![]() Location within the U.S. state of Georgia | |
![]() Georgia's location within the U.S. | |
Coordinates: 33°32′N 84°22′W / 33.54°N 84.36°W | |
Country | ![]() |
State | ![]() |
Founded | November 30, 1858 |
Named for | Augustin Smith Clayton |
Seat | Jonesboro |
Largest city | Forest Park |
Area | |
• Total | 144 sq mi (370 km2) |
• Land | 142 sq mi (370 km2) |
• Water | 2.8 sq mi (7 km2) 1.9% |
Population (2020) | |
• Total | 297,595 |
• Estimate (2023) | 298,300 ![]() |
• Density | 2,101/sq mi (811/km2) |
Time zone | UTC−5 (Eastern) |
• Summer (DST) | UTC−4 (EDT) |
Congressional districts | 5th, 13th |
Website | claytoncountyga.gov |
Clayton County is located in the north central portion of the U.S. state of Georgia. As of the 2020 census, the population was 297,595 by the U.S. Census Bureau.[1] The county seat is Jonesboro.[2]
Clayton County is included in the Atlanta metropolitan area, and it is the fifth most-populous county in the state. It is the home of most of Hartsfield–Jackson Atlanta International Airport,[3] the busiest airport in the world by total passengers.[4]