DeKalb County, Georgia
DeKalb County, Georgia | |
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Flag Seal Logo | |
Location within the U.S. state of Georgia | |
| Coordinates: 33°46′N 84°14′W / 33.77°N 84.23°W | |
| Country | United States |
| State | Georgia |
| Founded | December 9, 1822 |
| Named after | Johann de Kalb |
| Seat | Decatur |
| Largest city | Stonecrest |
| Other cities | Atlanta (Mainly in Fulton County) |
| Government | |
| • Chief Executive Officer | Lorraine Cochran-Johnson (D) |
| Area | |
• Total | 271 sq mi (700 km2) |
| • Land | 268 sq mi (690 km2) |
| • Water | 3.6 sq mi (9.3 km2) 1.3% |
| Population (2020) | |
• Total | 764,382 |
• Estimate (2024) | 770,307 |
| • Density | 2,850/sq mi (1,100/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional districts | 4th, 5th |
| Website | dekalbcountyga.gov |
DeKalb County (/dəˈkæb/ də-KAB, /diːˈ-/ dee-) is located in the north central portion of the U.S. state of Georgia. As of the 2020 census, the population was 764,382, making it Georgia's fourth-most populous county. Its county seat is Decatur.
DeKalb County is a core county of the Atlanta metropolitan area. It contains roughly 10% of the city of Atlanta (the other 90% lies in Fulton County). Stonecrest is the largest city that is entirely within the county. DeKalb is primarily a suburban county.
In recent years, some communities in North DeKalb have incorporated, following a trend in other suburban areas around Metro Atlanta. Stonecrest, Dunwoody and Brookhaven are now the largest cities that are entirely contained within the county.