Residents of Yorkville, Village — Sub-district D, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 2 | ind | alfred | M | 44 | Anglican | English | England | Stone masons | 539 |
| 6 | ind | elizabeth | F | 4 | Anglican | English | Ontario | No Occupation Listed | 539 |
| 3 | ind | emma | F | 44 | Anglican | English | England | No Occupation Listed | 539 |
| 4 | ind | emma | F | 11 | Anglican | English | Ontario | No Occupation Listed | 539 |
| 5 | ind | florence | F | 9 | Anglican | English | Ontario | No Occupation Listed | 539 |
| 9 | inglis | elizabeth | F | 30 | Presbyterian | Scottish | Scotland | No Occupation Listed | 42 |
| 11 | inglis | jessie | F | 4 | Presbyterian | Scottish | Scotland | No Occupation Listed | 42 |
| 10 | inglis | maggie | F | 6 | Presbyterian | Scottish | Scotland | No Occupation Listed | 42 |
| 8 | inglis | robert | M | 35 | Presbyterian | Scottish | Scotland | Coopers etc. | 42 |
| 12 | inglis | thomas | M | 2 | Presbyterian | Scottish | Scotland | No Occupation Listed | 42 |
| 1 | ingram | george | M | 39 | Presbyterian | Scottish | Scotland | Pattern makers | 723 |
| 21 | inwood | alfred | M | 24 | Anglican | English | England | No Occupation Listed | 204 |
| 20 | inwood | frederick | M | 26 | Anglican | English | England | Bookkeepers nfs | 204 |
| 17 | inwood | george | M | 48 | Anglican | English | England | Contractors (and builders, U.S.) | 204 |
| 19 | inwood | isabella | F | 28 | Anglican | English | England | No Occupation Listed | 204 |
| 23 | inwood | leonard | M | 19 | Anglican | English | Ontario | No Occupation Listed | 204 |
| 18 | inwood | susanna | F | 49 | Anglican | English | England | No Occupation Listed | 204 |
| 22 | inwood | walter | M | 21 | Anglican | English | Ontario | Tinsmiths and Tinners and Tinkers | 204 |
| 17 | ireland | james | M | 44 | Presbyterian | Scottish | Ontario | Bookkeepers nfs | 626 |
| 18 | ireland | laura | F | 11 | Presbyterian | Scottish | Ontario | No Occupation Listed | 626 |
| 13 | irvin | minnie | F | 27 | Methodist | Irish | Ontario | Salespeople, wholesale or retail trade | 335 |
| 20 | irving | annie | F | 29 | Presbyterian | Scottish | Quebec | No Occupation Listed | 381 |
| 19 | irving | thomas | M | 31 | Presbyterian | Scottish | Ontario | Agent nfs | 381 |
| 21 | irving | thomas | M | 2 | Presbyterian | Scottish | Ontario | No Occupation Listed | 381 |
| 22 | irving | willie | M | 0 | Presbyterian | Scottish | Ontario | No Occupation Listed | 381 |
| 24 | isaac | alice | F | 6 | Anglican | English | England | No Occupation Listed | 622 |
| 23 | isaac | annie | F | 13 | Anglican | English | England | No Occupation Listed | 622 |
| 17 | isaac | caroline | F | 28 | Methodist | English | Ontario | No Occupation Listed | 109 |
| 1 | isaac | elizabeth | F | 3 | Anglican | English | England | No Occupation Listed | 622 |
| 2 | isaac | flora | F | 0 | Anglican | English | Ontario | No Occupation Listed | 622 |
| 20 | isaac | frank | M | 1 | Methodist | English | Ontario | No Occupation Listed | 109 |
| 25 | isaac | george | M | 5 | Anglican | English | England | No Occupation Listed | 622 |
| 20 | isaac | james | M | 37 | Anglican | English | England | Stone carvers or cutters and stone yard workers | 622 |
| 18 | isaac | jessie | F | 5 | Methodist | English | Ontario | No Occupation Listed | 109 |
| 16 | isaac | john | M | 30 | Methodist | English | England | Butchers | 109 |
| 19 | isaac | lucy | F | 2 | Methodist | English | Ontario | No Occupation Listed | 109 |
| 21 | isaac | mira | F | 33 | Anglican | English | England | No Occupation Listed | 622 |
| 22 | isaac | mira | F | 14 | Anglican | English | England | No Occupation Listed | 622 |
| 3 | isaac | william | M | 27 | Anglican | English | England | Stone carvers or cutters and stone yard workers | 622 |