| Official Zip Code Name | Barnesville |
| Zip Code State | Georgia |
| Primary County: | Lamar |
| Area Code | 770/470/678 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 5 |
| Elevation Range | 870 ft. |
| Area | 125.305 Sqm. |
| Coordinates(Y,X) | 33.055011, -84.151168 |