Residents of Brockville, West Ward—Quartier — Sub-district A, surnames J (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 8 | jackson | richard | M | 3 | Anglican | Irish | Ontario | No Occupation Listed | 159 |
| 7 | jamieson | alfred | M | 7 | Anglican | Scottish | Ontario | No Occupation Listed | 105 |
| 5 | jamieson | annie | F | 13 | Anglican | Scottish | Ontario | No Occupation Listed | 105 |
| 9 | jamieson | charlotte | F | 0 | Anglican | Scottish | Ontario | No Occupation Listed | 105 |
| 3 | jamieson | crawford | M | 38 | Anglican | Scottish | England | Tailors and tailoresses | 105 |
| 6 | jamieson | james | M | 11 | Anglican | Scottish | Ontario | No Occupation Listed | 105 |
| 10 | jamieson | maggie | F | 2 | Anglican | Scottish | Ontario | No Occupation Listed | 105 |
| 8 | jamieson | peter | M | 5 | Anglican | Scottish | Ontario | No Occupation Listed | 105 |
| 4 | jamieson | rachael | F | 39 | Anglican | English | England | No Occupation Listed | 105 |
| 21 | jarvis | edmund | M | 35 | Anglican | English | England | Cabinet makers | 201 |
| 11 | jennings | bridget | F | 43 | Baptist | Irish | Ireland | Servants nfs | 120 |
| 22 | johns | charles | M | 28 | Episcopal Methodist | Welsh | Ontario | No Occupation Listed | 50 |
| 23 | johns | cordelia | F | 24 | Episcopal Methodist | Dutch | Ontario | No Occupation Listed | 50 |
| 1 | johnson | alvina | F | 48 | Anglican | Irish | Ontario | No Occupation Listed | 144 |
| 2 | johnson | annie | F | 28 | Anglican | Irish | Ontario | Servants nfs | 144 |
| 3 | johnson | carrie | F | 26 | Anglican | Irish | Ontario | No Occupation Listed | 144 |
| 7 | johnson | charles | M | 15 | Anglican | Irish | Ontario | No Occupation Listed | 144 |
| 6 | johnson | john | M | 17 | Anglican | Irish | Ontario | Clerk, nfs | 144 |
| 9 | johnson | lucy | F | 7 | Anglican | Irish | Ontario | No Occupation Listed | 144 |
| 8 | johnson | sarah | F | 12 | Anglican | Irish | Ontario | No Occupation Listed | 144 |
| 4 | johnson | susie | F | 23 | Anglican | Irish | Ontario | Servants nfs | 144 |
| 5 | johnson | thomas | M | 21 | Anglican | Irish | Ontario | Labourers nfs | 144 |
| 23 | johnston | john | M | 75 | Anglican | German | Germany | Labourers nfs | 209 |
| 5 | jones | annie | F | 7 | Anglican | English | Ontario | No Occupation Listed | 30 |
| 7 | jones | arthur | M | 2 | Anglican | English | Ontario | No Occupation Listed | 30 |
| 2 | jones | robert | M | 34 | Anglican | English | England | Bricklayers | 30 |
| 4 | jones | robert | M | 10 | Anglican | English | Australia | No Occupation Listed | 30 |
| 3 | jones | susannah | F | 25 | Anglican | English | England | No Occupation Listed | 30 |
| 6 | jones | walter | M | 5 | Anglican | English | Ontario | No Occupation Listed | 30 |
| 1 | joyce | elizabeth | F | 79 | Episcopal Methodist | English | England | No Occupation Listed | 305 |
| 4 | judge | michael | M | 33 | Roman Catholic | Irish | Ontario | Painters, nfs | 330 |
| 7 | judge | michael | M | 1 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 5 | judge | sarah | F | 24 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 6 | judge | sarah | F | 3 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 5 | jwens | arthur | M | 36 | Baptist | English | England | Tailors and tailoresses | 64 |
| 8 | jwens | katie | F | 9 | Baptist | English | Ontario | No Occupation Listed | 64 |
| 7 | jwens | lillian | F | 12 | Baptist | English | England | No Occupation Listed | 64 |
| 6 | jwens | mary | F | 32 | Baptist | English | England | No Occupation Listed | 64 |
| 9 | jwens | walter | M | 4 | Baptist | English | Ontario | No Occupation Listed | 64 |