Residents of Fitzroy — Sub-district I, surnames J (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 18 | jackson | agate | F | 42 | Roman Catholic | Aboriginal peoples, n.s | Quebec | No Occupation Listed | 114 |
| 21 | jackson | ann | F | 54 | Anglican | Irish | Ireland | No Occupation Listed | 48 |
| 20 | jackson | eustache | M | 6 | Roman Catholic | Aboriginal peoples, n.s | Quebec | No Occupation Listed | 114 |
| 22 | jackson | george | M | 30 | Anglican | Irish | Ontario | Boot and shoemakers and repairers | 48 |
| 17 | jackson | louis | M | 41 | Roman Catholic | Aboriginal peoples, n.s | Quebec | Trappers or Hunters | 114 |
| 19 | jackson | louis | M | 17 | Roman Catholic | Aboriginal peoples, n.s | Quebec | Trappers or Hunters | 114 |
| 24 | jackson | margaret | F | 19 | Anglican | Irish | Ontario | Teachers (unspecified) | 48 |
| 21 | jackson | mary | F | 8 | Roman Catholic | Aboriginal peoples, n.s | Quebec | No Occupation Listed | 114 |
| 25 | jackson | olive | F | 14 | Anglican | Irish | Ontario | No Occupation Listed | 48 |
| 20 | jackson | robert | M | 58 | Anglican | Irish | Ireland | Boot and shoemakers and repairers | 48 |
| 23 | jackson | robert | M | 23 | Anglican | Irish | Ontario | Boot and shoemakers and repairers | 48 |
| 3 | james | john | M | 21 | Baptist | Irish | Ontario | Farmers, general and nfs | 1 |
| 8 | jeffren | james | M | 68 | Methodist | Irish | Ireland | Farmers, general and nfs | 130 |
| 7 | jeffren | jane | F | 0 | Methodist | Irish | Ontario | No Occupation Listed | 129 |
| 9 | jeffren | jane | F | 65 | Methodist | Irish | Ireland | No Occupation Listed | 130 |
| 10 | jeffren | martha | F | 35 | Methodist | Irish | Ireland | No Occupation Listed | 130 |
| 5 | jeffren | mary | F | 34 | Methodist | Irish | Ontario | No Occupation Listed | 129 |
| 11 | jeffren | nancy | F | 25 | Methodist | Irish | Ontario | No Occupation Listed | 130 |
| 4 | jeffren | samuel | M | 39 | Methodist | Irish | Ireland | Farmers, general and nfs | 129 |
| 6 | jeffren | william | M | 2 | Methodist | Irish | Ontario | No Occupation Listed | 129 |
| 20 | jeffrey | anna | F | 9 | Methodist | Irish | Ontario | No Occupation Listed | 146 |
| 22 | jeffrey | isabella | F | 5 | Methodist | Irish | Ontario | No Occupation Listed | 146 |
| 18 | jeffrey | james | M | 45 | Methodist | Irish | Ireland | Farmers, general and nfs | 146 |
| 13 | jeffrey | john | M | 46 | Methodist | Irish | Ireland | Farmers, general and nfs | 154 |
| 21 | jeffrey | jonston | M | 8 | Methodist | Irish | Ontario | No Occupation Listed | 146 |
| 19 | jeffrey | martha | F | 38 | Methodist | Irish | Ireland | No Occupation Listed | 146 |
| 15 | john | thomas | M | 0 | Roman Catholic | Irish | Ontario | No Occupation Listed | 17 |
| 16 | jones | albert | M | 13 | Wesleyan Methodist | English | England | No Occupation Listed | 109 |
| 17 | jones | emma | F | 5 | Wesleyan Methodist | English | England | No Occupation Listed | 109 |
| 19 | jones | gester | M | 9 | Methodist | English | England | No Occupation Listed | 72 |
| 17 | jones | henrietta | F | 13 | Methodist | English | England | No Occupation Listed | 9 |
| 18 | jones | james | M | 17 | Methodist | English | England | river drivers | 72 |
| 1 | jonston | alexander | M | 28 | Anglican | Irish | Ontario | Farmers, general and nfs | 105 |
| 3 | jonston | eleneer | F | 22 | Anglican | Irish | Ontario | No Occupation Listed | 105 |
| 23 | jonston | jane | F | 64 | Anglican | Irish | Ireland | No Occupation Listed | 105 |
| 22 | jonston | martin | M | 66 | Anglican | Irish | Ireland | Farmers, general and nfs | 105 |
| 2 | jonston | martin | M | 22 | Anglican | Irish | Ontario | Farmers, general and nfs | 105 |
| 12 | jonston | minerva | F | 3 | Anglican | Irish | Ontario | No Occupation Listed | 16 |
| 24 | jonston | thomas | M | 35 | Anglican | Irish | Ontario | Farmers, general and nfs | 105 |
| 25 | jonston | william | M | 30 | Anglican | Irish | Ontario | Farmers, general and nfs | 105 |