| Official Zip Code Name | Middleburg |
| Zip Code State | Ohio |
| Primary County: | Logan |
| Area Code | 937 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 5 |
| Elevation Range | 1172 ft. |
| Area | 0.518 Sqm. |
| Coordinates(Y,X) | 40.293325, -83.582915 |