| Place Name | Old Chatham |
| Place Type | Unincorporated |
| ZIP Code(s) | 12136 |
| County | Columbia County |
| Area Code(s) | 518,838 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| Metro/Micro Stats Area | Hudson, NY |
| US Congressional District(s) | New York 19th |
| State Assembly Districts | 106 |
| State Senate Districts | 41 |