The following were living within Tompkins County at the time the 1820 Census was enumerated
Page No. The Tompkins 1820 census includes a page number every page
| Page No. | Name | Location |
| 35 | Manasa Reeve | Groton |
| 39 | Benjamin C. Reeves as Benjamin Reeve | Lansing |
| 39 | Moses Reeves as Moses Reeve | Lansing |
| 43 | Elias Reeve | Lansing |
Page No. The Tompkins 1820 census includes a page number every page