Residents of Ottawa, Ottawa Ward—Quartier — Sub-district E, surnames I (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 25 | irwine | anne | F | 18 | Presbyterian | Scottish | Quebec | No Occupation Listed | 44 |
| 23 | irwine | james | M | 40 | Presbyterian | Scottish | Ireland | Labourers nfs | 44 |
| 1 | irwine | john | M | 17 | Presbyterian | Scottish | Quebec | Labourers nfs | 44 |
| 4 | irwine | margaret | F | 6 | Presbyterian | Scottish | Quebec | No Occupation Listed | 44 |
| 24 | irwine | martha | F | 45 | Presbyterian | Irish | Ontario | No Occupation Listed | 44 |
| 2 | irwine | minnie | F | 14 | Wesleyan Methodist | Scottish | Quebec | No Occupation Listed | 44 |
| 3 | irwine | robert | M | 11 | Presbyterian | Scottish | Quebec | No Occupation Listed | 44 |
| 5 | irwine | william | M | 4 | Presbyterian | Scottish | Quebec | No Occupation Listed | 44 |