Residents of Cambridge — Sub-district B, surnames J (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 21 | jarvis | phelesit | F | 97 | Roman Catholic | French | Quebec | No Occupation Listed | 233 |
| 4 | jenack | amab | M | 10 | Roman Catholic | French | Ontario | No Occupation Listed | 248 |
| 6 | jenack | anno | F | 3 | Roman Catholic | French | Ontario | No Occupation Listed | 248 |
| 2 | jenack | baptise | M | 12 | Roman Catholic | French | Ontario | No Occupation Listed | 248 |
| 3 | jenack | charles | M | 11 | Roman Catholic | French | Ontario | No Occupation Listed | 248 |
| 1 | jenack | isabell | F | 34 | Roman Catholic | French | Quebec | No Occupation Listed | 248 |
| 25 | jenack | john | M | 38 | Roman Catholic | French | Ontario | Labourers nfs | 248 |
| 5 | jenack | leso | F | 5 | Roman Catholic | French | Ontario | No Occupation Listed | 248 |
| 7 | jenack | william | M | 0 | Roman Catholic | French | Ontario | No Occupation Listed | 248 |
| 13 | johnston | betsey | F | 8 | Baptist | Irish | Ontario | No Occupation Listed | 7 |
| 11 | johnston | blaney | M | 11 | Baptist | Irish | Ontario | No Occupation Listed | 7 |
| 9 | johnston | christena | F | 28 | Baptist | Scottish | Ontario | No Occupation Listed | 7 |
| 8 | johnston | christopher | M | 36 | Baptist | Irish | Ontario | Farmers, general and nfs | 7 |
| 14 | johnston | george | M | 3 | Baptist | Irish | Ontario | No Occupation Listed | 7 |
| 10 | johnston | loveles | M | 15 | Baptist | Irish | Ontario | No Occupation Listed | 7 |
| 12 | johnston | meney | F | 9 | Baptist | Irish | Ontario | No Occupation Listed | 7 |
| 25 | johnston | william | M | 15 | Presbyterian | African Origins | United States | river drivers | 261 |