The following were living within Essex County at the time the 1820 Census was enumerated
Stamped No. (Page) The Essex 1820 census includes a stamped number on each page
Penned No. (Sheet) The Essex 1820 census also includes a penned number on each sheet
| Stamped No. (Page) | Penned No. (Sheet) | Name | Location |
| 66 | 43 | Thos. P Reves | Salem |
| 6 | 2 | Asse Reves | Salem North Field |
Stamped No. (Page) The Essex 1820 census includes a stamped number on each page
Penned No. (Sheet) The Essex 1820 census also includes a penned number on each sheet