| Place Name | Mattapan |
| Place Type | Unincorporated |
| ZIP Code(s) | 02126 |
| County | Suffolk County |
| Area Code(s) | 617,857 |
| Timezone | Eastern Daylight Time (EDT) |
| Population () | |
| Metro/Micro Stats Area | Boston-Cambridge-Newton, MA-NH |
| US Congressional District(s) | Massachusetts 7th |
| State House Districts | 12th Suffolk |
| State Senate Districts | Plymouth and Barnstable |