| Place Name | Petersburg |
| Place Type | Unincorporated |
| ZIP Code(s) | 12138 |
| County | Rensselaer County |
| Area Code(s) | 518,838 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| Metro/Micro Stats Area | Albany-Schenectady-Troy, NY |
| US Congressional District(s) | New York 21st |
| State Assembly Districts | 107 |
| State Senate Districts | 43 |