| Place Name | Grantville |
| Place Type | Unincorporated |
| ZIP Code(s) | 17028 |
| County | Dauphin County |
| Area Code(s) | 223,717 |
| Timezone | Eastern Daylight Time (EDT) |
| Population () | |
| Metro/Micro Stats Area | Harrisburg-Carlisle, PA |
| US Congressional District(s) | Pennsylvania 10th |
| State House Districts | 106 |
| State Senate Districts | 15 |